statistic-type
type: ValueSet
node role: treeRoot
id:
  v: statistic-type
meta:
  last updated:
    v: 2024-04-24T00:00:00+00:00
  profile:
    v: http://hl7.org/fhir/StructureDefinition/shareablevalueset
    l: shareablevalueset
language:
  v: en
text:
  status:
    v: extensions
  div:
    v: Generated Narrative: ValueSet statistic-type Last updated: 2024-04-24 00:00:00+0000 Profile: Shareable ValueSet Include these codes as defined in https://fevir.net/sevco version ?2.0 Code Display Definition Definition (core metadata concept) Synonym (core metadata concept) STATO:0000668 absolute value A statistic that represents the distance of a value from zero. A statistic that represents the distance of a value from zero. STATO:0000047 count A statistic that represents the number of instances or occurrences of something. A statistic that represents the number of instances or occurrences of something. STATO:0000669 sum A statistic that represents the result of adding all the values in a collection of values. A statistic that represents the result of adding all the values in a collection of values. total STATO:0000151 maximum observed value A statistic that represents the largest non-null value in a collection of values that can be ordered by magnitude. A statistic that represents the largest non-null value in a collection of values that can be ordered by magnitude. STATO:0000150 minimum observed value A statistic that represents the smallest non-null value in a collection of values that can be ordered by magnitude. A statistic that represents the smallest non-null value in a collection of values that can be ordered by magnitude. STATO:0000666 maximum possible value A statistic that represents the largest value that could occur. A statistic that represents the largest value that could occur. STATO:0000667 minimum possible value A statistic that represents the smallest value that could occur. A statistic that represents the smallest value that could occur. STATO:0000291 quantile A statistic that represents the value for which the number of data points at or below it constitutes a specific portion of the total number of data points. A statistic that represents the value for which the number of data points at or below it constitutes a specific portion of the total nu…
extension:
  url:
    v: http://hl7.org/fhir/StructureDefinition/structuredefinition-wg
    l: structuredefinition-wg
  value: Code
    v: fhir
extension:
  url:
    v: http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm
    l: structuredefinition-fmm
  value: Integer
    v: 5
url:
  v: http://terminology.hl7.org/ValueSet/statistic-type
  l: statistic-type
identifier:
  system:
    v: urn:ietf:rfc:3986
    l: 3986
  value:
    v: urn:oid:2.16.840.1.113883.4.642.3.1410
version:
  v: 2.0.0
name:
  v: Statistic Type
title:
  v: Statistic Type
status:
  v: active
experimental:
  v: false
date:
  v: 2026-02-17T00:00:00+00:00
publisher:
  v: Health Level Seven International
contact:
  telecom:
    system:
      v: url
    value:
      v: http://hl7.org
  telecom:
    system:
      v: email
description:
  v: The type of a specific statistic.
immutable:
  v: true
copyright:
  v: https://creativecommons.org/licenses/by-sa/4.0/ copyright holder is Scientific Knowledge Accelerator Foundation
compose:
  include:
    system:
      v: https://fevir.net/sevco
      l: sevco
    version:
      v: 2.0
    concept:
      code:
        v: STATO:0000668
      display:
        v: absolute value
      designation:
        use: http://snomed.info/id/900000000000550004
    concept:
      code:
        v: STATO:0000047
      display:
        v: count
      designation:
        use: http://snomed.info/id/900000000000550004
    concept:
      code:
        v: STATO:0000669
      display:
        v: sum
      designation:
        use: http://snomed.info/id/900000000000550004
      designation:
        use: http://snomed.info/id/900000000000013009
    concept:
      code:
        v: STATO:0000151
      display:
        v: maximum observed value
      designation:
        use: http://snomed.info/id/900000000000550004
    concept:
      code:
        v: STATO:0000150
      display:
        v: minimum observed value
      designation:
        use: http://snomed.info/id/900000000000550004
    concept:
      code:
        v: STATO:0000666
      display:
        v: maximum possible value
      designation:
        use: http://snomed.info/id/900000000000550004
    concept:
      code:
        v: STATO:0000667
      display:
        v: minimum possible value
      designation:
        use: http://snomed.info/id/900000000000550004
    concept:
      code:
        v: STATO:0000291
      display:
        v: quantile
      designation:
        use: http://snomed.info/id/900000000000550004
    concept:
      code:
        v: STATO:0000613
      display:
        v: difference
      designation:
        use: http://snomed.info/id/900000000000550004
      designation:
        use: http://snomed.info/id/900000000000013009
    concept:
      code:
        v: STATO:0000573
      display:
        v: mean
      designation:
        use: http://snomed.info/id/900000000000550004
      designation:
        use: http://snomed.info/id/900000000000013009
      designation:
        use: http://snomed.info/id/900000000000013009
      designation:
        use: http://snomed.info/id/900000000000013009
      designation:
        use: http://snomed.info/id/900000000000013009
    concept:
      code:
        v: STATO:0000664
      display:
        v: mean of differences
      designation:
        use: http://snomed.info/id/900000000000550004
      designation:
        use: http://snomed.info/id/900000000000013009
      designation:
        use: http://snomed.info/id/900000000000013009
      designation:
        use: http://snomed.info/id/900000000000013009
      designation:
        use: http://snomed.info/id/900000000000013009
    concept:
      code:
        v: STATO:0000658
      display:
        v: mean time-to-event
      designation:
        use: http://snomed.info/id/900000000000550004
      designation:
        use: http://snomed.info/id/900000000000013009
    concept:
      code:
        v: STATO:0000396
      display:
        v: geometric mean
      designation:
        use: http://snomed.info/id/900000000000550004
    concept:
      code:
        v: STATO:0000574
      display:
        v: median
      designation:
        use: http://snomed.info/id/900000000000550004
      designation:
        use: http://snomed.info/id/900000000000013009
      designation:
        use: http://snomed.info/id/900000000000013009
      designation:
        use: http://snomed.info/id/900000000000013009
    concept:
      code:
        v: STATO:0000659

http://snomed.info/id/900000000000550004
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000550004
display:
  v: Definition (core metadata concept)

v: A statistic that represents the distance of a value from zero.

http://snomed.info/id/900000000000550004
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000550004
display:
  v: Definition (core metadata concept)

v: A statistic that represents the number of instances or occurrences of something.

http://snomed.info/id/900000000000550004
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000550004
display:
  v: Definition (core metadata concept)

v: A statistic that represents the result of adding all the values in a collection of values.

http://snomed.info/id/900000000000013009
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000013009
display:
  v: Synonym (core metadata concept)

v: total

http://snomed.info/id/900000000000550004
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000550004
display:
  v: Definition (core metadata concept)

v: A statistic that represents the largest non-null value in a collection of values that can be ordered by magnitude.

http://snomed.info/id/900000000000550004
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000550004
display:
  v: Definition (core metadata concept)

v: A statistic that represents the smallest non-null value in a collection of values that can be ordered by magnitude.

http://snomed.info/id/900000000000550004
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000550004
display:
  v: Definition (core metadata concept)

v: A statistic that represents the largest value that could occur.

http://snomed.info/id/900000000000550004
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000550004
display:
  v: Definition (core metadata concept)

v: A statistic that represents the smallest value that could occur.

http://snomed.info/id/900000000000550004
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000550004
display:
  v: Definition (core metadata concept)

v: A statistic that represents the value for which the number of data points at or below it constitutes a specific portion of the total number of data points.

http://snomed.info/id/900000000000550004
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000550004
display:
  v: Definition (core metadata concept)

v: A statistic that is a subtraction of one quantity from another.

http://snomed.info/id/900000000000013009
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000013009
display:
  v: Synonym (core metadata concept)

v: delta

http://snomed.info/id/900000000000550004
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000550004
display:
  v: Definition (core metadata concept)

v: A measure of central tendency calculated as the sum of a set of values divided by the number of values in the set.

http://snomed.info/id/900000000000013009
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000013009
display:
  v: Synonym (core metadata concept)

v: arithmetic mean

http://snomed.info/id/900000000000013009
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000013009
display:
  v: Synonym (core metadata concept)

v: average

http://snomed.info/id/900000000000013009
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000013009
display:
  v: Synonym (core metadata concept)

v: average value

http://snomed.info/id/900000000000013009
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000013009
display:
  v: Synonym (core metadata concept)

v: statistical mean

http://snomed.info/id/900000000000550004
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000550004
display:
  v: Definition (core metadata concept)

v: A mean of values in which each value is the subtraction of one quantity from another.

http://snomed.info/id/900000000000013009
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000013009
display:
  v: Synonym (core metadata concept)

v: mean of paired differences

http://snomed.info/id/900000000000013009
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000013009
display:
  v: Synonym (core metadata concept)

v: average of differences

http://snomed.info/id/900000000000013009
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000013009
display:
  v: Synonym (core metadata concept)

v: mean difference

http://snomed.info/id/900000000000013009
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000013009
display:
  v: Synonym (core metadata concept)

v: average difference

http://snomed.info/id/900000000000550004
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000550004
display:
  v: Definition (core metadata concept)

v: A mean of values in which each value is the duration of time between the start of observation and the occurrence of an event.

http://snomed.info/id/900000000000013009
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000013009
display:
  v: Synonym (core metadata concept)

v: mean TTE

http://snomed.info/id/900000000000550004
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000550004
display:
  v: Definition (core metadata concept)

v: A measure of central tendency calculated as the nth root of the product of all of the observations in a data set (n being the number of all observations).

http://snomed.info/id/900000000000550004
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000550004
display:
  v: Definition (core metadata concept)

v: A measure of central tendency equal to the middle value (or mean of the two middle values) of a set of ordered data.

http://snomed.info/id/900000000000013009
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000013009
display:
  v: Synonym (core metadata concept)

v: center value

http://snomed.info/id/900000000000013009
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000013009
display:
  v: Synonym (core metadata concept)

v: statistical median

http://snomed.info/id/900000000000013009
system:
  v: http://snomed.info/sct
  l: sct
code:
  v: 900000000000013009
display:
  v: Synonym (core metadata concept)

v: middle value

v: median time-to-event

use: http://snomed.info/id/900000000000550004
  system:
    v: http://snomed.info/sct
    l: sct
  code:
    v: 900000000000550004
  display:
    v: Definition (core metadata concept)
value:
  v: A median of values in which each value is the duration of time between the start of observation and the occurrence of an event.

use: http://snomed.info/id/900000000000013009
  system:
    v: http://snomed.info/sct
    l: sct
  code:
    v: 900000000000013009
  display:
    v: Synonym (core metadata concept)
value:
  v: median TTE

code:
  v: STATO:0000033
display:
  v: mode
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of central tendency that is the most frequently occurring value in a data set. If no value is repeated, there is no mode. If more than one value occurs with the same greatest frequency, each of these values is a mode.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: statistical mode
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: most common value
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: most frequent value

code:
  v: STATO:0000397
display:
  v: harmonic mean
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of central tendency calculated by dividing the total number of observations by the sum of the reciprocals of each observed value.

code:
  v: STATO:0000293
display:
  v: percentile
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A quantile in which the specific portion of the number of data points is expressed as a percentage.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: centile
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: %ile

code:
  v: STATO:0000292
display:
  v: decile
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A quantile in which the specific portion of the number of data points is expressed as a number of tenths.

code:
  v: STATO:0000152
display:
  v: quartile
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A quantile in which the specific portion of the number of data points is expressed as a number of fourths.

code:
  v: STATO:0000167
display:
  v: first quartile
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A quantile for which the number of data points at or below it constitutes a 25% of the total number of data points.

code:
  v: STATO:0000170
display:
  v: third quartile
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A quantile for which the number of data points at or below it constitutes a 75% of the total number of data points.

code:
  v: STATO:0000614
display:
  v: absolute difference
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A statistic that is a subtraction of one quantity from another, with no modification of the resulting value.

code:
  v: STATO:0000616
display:
  v: count difference
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A statistic that is a subtraction of one count from another.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: difference in counts
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: number difference

code:
  v: STATO:0000457
display:
  v: difference in means
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A statistic that is a subtraction of one mean from another.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: difference of means

code:
  v: STATO:0000617
display:
  v: difference in medians
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A statistic that is a subtraction of one median from another.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: difference of medians

code:
  v: STATO:0000424
display:
  v: risk difference
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of association that is the subtraction of the risk of an event in one group from the risk of the same event in another group.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: absolute risk difference
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: RD
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: ARD

code:
  v: STATO:0000665
display:
  v: difference-in-differences
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A statistic that is a subtraction of one difference from another.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: difference in differences

code:
  v: STATO:0000615
display:
  v: relative difference
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A statistic that is a difference between 1 and a ratio of the two quantities being compared.

code:
  v: STATO:0000625
display:
  v: relative mean difference
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A statistic that is a difference between 1 and a ratio of the two mean values being compared.

code:
  v: STATO:0000626
display:
  v: relative risk difference
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A statistic that is a difference between 1 and a ratio of the two risk values being compared.

code:
  v: STATO:0000100
display:
  v: standardized mean difference
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A statistic that is a difference between two means, divided by a statistical measure of dispersion.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: smd

code:
  v: STATO:0000618
display:
  v: Cohen’s d statistic
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A standardized mean difference which is calculated as a difference between two means, divided by a square root of an average of the variances of the two groups.

code:
  v: STATO:0000135
display:
  v: strictly standardized mean difference
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A standardized mean difference which is calculated as a difference between two means, divided by the standard error of the difference between the two means.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: ssmd

code:
  v: STATO:0000319
display:
  v: Hedges’s g
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A standardized mean difference which is calculated as a difference between two means, divided by the pooled standard deviation.

code:
  v: STATO:0000320
display:
  v: Glass’s delta
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A standardized mean difference which is calculated as a difference between two means (of an experimental group and a control group), divided by the standard deviation of the control group.

code:
  v: STATO:0000635
display:
  v: number needed to treat
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A statistic that represents the number of units that needs to be treated to prevent one additional undesired outcome. The Number Needed to Treat is calculated as the reciprocal of a treatment effect estimate, where the effect estimate is expressed as a risk difference.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: number needed to treat to benefit
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: NNT
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: NNTB

code:
  v: STATO:0000637
display:
  v: number needed to screen to detect
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A statistic that represents the number of units that needs to be tested to identify one additional case. The Number Needed to Screen to Detect is calculated as the reciprocal of a difference in rate of detected cases with and without screening.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: NNS

code:
  v: STATO:0000636
display:
  v: number needed to screen to prevent
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A statistic that represents the number of units that needs to be tested to prevent one additional adverse outcome, assuming that positive testing will lead to preventive intervention. The Number Needed to Screen to Prevent is calculated as the Number Needed to Treat divided by the prevalence.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: NNS

code:
  v: STATO:0000638
display:
  v: number needed to harm
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A statistic that represents the number of units that, if treated or exposed to the intervention, to lead to one additional undesired outcome. The Number Needed to Harm is calculated as the reciprocal of a treatment effect estimate, where the effect estimate is expressed as a risk difference.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: number needed to treat to harm
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: NNH
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: NNTH

code:
  v: STATO:0000639
display:
  v: percentage
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A ratio that is multiplied by 100, and has the same units of measurement in the numerator and the denominator.

code:
  v: STATO:0000705
display:
  v: measurement accuracy
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A percentage in which the numerator represents the absolute value of one minus the difference between the true value and the observed value, and the denominator represents the true value.

code:
  v: STATO:0000607
display:
  v: proportion
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A ratio in which the numerator represents a part, fraction or share of the amount represented by the denominator.

code:
  v: STATO:0000413
display:
  v: incidence
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A proportion in which the numerator represents new events.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: cumulative incidence
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: incidence proportion

code:
  v: STATO:0000412
display:
  v: prevalence
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A proportion in which the numerator represents all events of interest (for example, both new and preexisting cases of a disease) in the population, which is represented by the denominator.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: period prevalence
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: point prevalence
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: lifetime prevalence

code:
  v: STATO:0000233
display:
  v: sensitivity
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A proportion in which the numerator represents the detected items within the denominator that represents all items with the targeted attribute.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: recall
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: true positive rate

code:
  v: STATO:0000134
display:
  v: specificity
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A proportion in which the numerator represents the non-detected items within the denominator that represents all items without the targeted attribute.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: true negative rate

code:
  v: STATO:0000416
display:
  v: positive predictive value
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A proportion in which the numerator represents the correctly detected items within the denominator that represents all items detected.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: precision (as used in information retrieval)
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: PPV

code:
  v: STATO:0000619
display:
  v: negative predictive value
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A proportion in which the numerator represents the correctly non-detected items within the denominator that represents all items not detected.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: NPV

code:
  v: STATO:0000621
display:
  v: diagnostic yield
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A proportion in which the numerator represents the correctly detected items within the denominator that represents all items tested.

code:
  v: STATO:0000620
display:
  v: risk
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A proportion in which the numerator represents the cases in which an event or characteristic occurs and the denominator represents all possible cases.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: probability

code:
  v: STATO:0000627
display:
  v: odds
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A ratio in which the numerator represents the probability that an event will occur and the denominator represents the probability that an event will not occur.

code:
  v: STATO:0000645
display:
  v: rate
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A ratio in which the numerator represents any quantity and the denominator represents an interval of time.

code:
  v: STATO:0000670
display:
  v: incidence rate
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A rate in which the number of new events per total at risk is divided by an interval of time.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: incidence density
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: average hazard rate

code:
  v: STATO:0000671
display:
  v: hazard rate
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A conditional instantaneous rate in which the numerator represents an incidence conditioned on survival to a specified time, and the denominator represents a time interval with a duration approaching zero.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: hazard
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: hazard function
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: instantaneous hazard rate

code:
  v: STATO:0000672
display:
  v: event rate
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: The number of occurrences per unit of time.

code:
  v: STATO:0000673
display:
  v: event frequency rate
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A ratio in which the numerator represents an event frequency and the denominator represents an interval of time.

code:
  v: STATO:0000674
display:
  v: event frequency
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A ratio in which the numerator represents a count and the denominator represents a count (without involving an interval of time).
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: frequentist probability

code:
  v: STATO:0000675
display:
  v: density
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A ratio in which the numerator represents any quantity and the denominator represents an interval of space (distance, area, or volume).

code:
  v: STATO:0000676
display:
  v: number density
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A ratio in which the numerator represents a count and the denominator represents an interval of space (distance, area, or volume).

code:
  v: STATO:0000704
display:
  v: concentration
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A ratio in which the numerator is a measure of the solute and the denominator is a measure of the solvent.

code:
  v: STATO:0000622
display:
  v: ratio-based measure of association
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of association expressed as a ratio.

code:
  v: STATO:0000677
display:
  v: hazard ratio
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of association that is the ratio of the hazard rate of an event in one group to the hazard rate of the same event in another group.

code:
  v: STATO:0000680
display:
  v: incidence rate ratio
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of association that is the ratio of two incidence rates.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: IRR

code:
  v: STATO:0000681
display:
  v: standardized incidence ratio
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: An incidence rate ratio in which the numerator is the incidence rate in a group and the denominator is the incidence rate for a reference population.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: SIR

code:
  v: STATO:0000182
display:
  v: odds ratio
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of association that is the ratio of two odds.

code:
  v: STATO:0000678
display:
  v: prevalence ratio
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of association that is the ratio of two prevalences.

code:
  v: STATO:0000245
display:
  v: risk ratio
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of association that is the ratio of the risk of an event in one group to the risk of the same event in another group.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: relative risk

code:
  v: STATO:0000411
display:
  v: likelihood ratio positive
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of association that is the ratio of the probability of the test giving a positive result when testing an affected subject and the probability of the test giving a positive result when a subject is not affected.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: positive likelihood ratio
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: +LR
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: LR+

code:
  v: STATO:0000410
display:
  v: likelihood ratio negative
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of association that is the ratio of the probability of the test giving a negative result when testing an affected subject and the probability of the test giving a negative result when a subject is not affected.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: negative likelihood ratio
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: LR-
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: -LR

code:
  v: STATO:0000415
display:
  v: diagnostic accuracy
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of association that is the ratio of the number of correct results to the total number tested.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: categorical accuracy
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: classification accuracy

code:
  v: STATO:0000679
display:
  v: diagnostic odds ratio
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of association that is the ratio of the odds of a positive test in those with disease relative to the odds of a positive test in those without disease.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: DOR

code:
  v: STATO:0000524
display:
  v: phi coefficient
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of association, ranging from -1 to 1, that measures the strength and direction of the linear relationship between two binary variables.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: mean square contingency coefficient
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: Yule phi
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: Matthews correlation coefficient

code:
  v: STATO:0000682
display:
  v: kappa
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of agreement among categorical assessments, corrected for chance agreement.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: kappa statistic

code:
  v: STATO:0000683
display:
  v: simple chance-corrected agreement coefficient
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A Kappa statistic in which the expected agreement by chance is based on an assumption that all possible categories for assignment are equally likely.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: Bennett’s Kappa
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: Brennan-Prediger agreement coefficient

code:
  v: STATO:0000630
display:
  v: Cohen’s kappa
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A Kappa statistic in which the expected agreement by chance is based on an assumption that the likelihood of each category for assignment is based on the proportion observed, and the number of raters is 2.

code:
  v: STATO:0000631
display:
  v: modified Cohen’s kappa for more than 2 raters
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A Kappa statistic in which the expected agreement by chance is based on an assumption that the likelihood of each category for assignment is based on the proportion observed, and the number of raters is more than 2.

code:
  v: STATO:0000629
display:
  v: Scott’s pi
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A Kappa statistic where the expected agreement between two raters is expressed in terms of the square of arithmetic means of marginal proportions of each assessment category.

code:
  v: STATO:0000632
display:
  v: misclassification rate
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A ratio of the number of incorrect results to the total number tested.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: classification error
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: misclassification error

code:
  v: STATO:0000628
display:
  v: F1-score
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A ratio representing the harmonic mean of recall and precision.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: F1 score
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: F1 measure
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: F measure
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: F score
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: F-score
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: F-measure
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: F1-measure

code:
  v: STATO:0000301
display:
  v: covariance
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of correlation that is not normalized by the variances of the variables.

code:
  v: STATO:0000280
display:
  v: Pearson correlation coefficient
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of correlation, ranging from -1 to 1, that measures the strength and direction of the linear relationship between values of two continuous variables.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: product moment
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: product moment correlation

code:
  v: STATO:0000201
display:
  v: Spearman rank-order correlation coefficient
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of correlation, ranging from -1 to 1, that measures the strength and direction of the relationship between ranks by value of two ordinal or continuous variables, and is calculated as the Pearson correlation coefficient between the rank values.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: Spearman's rank correlation coefficient
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: Spearman's rho

code:
  v: STATO:0000240
display:
  v: Kendall correlation coefficient
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of correlation, ranging from -1 to 1, that measures the strength and direction of the relationship between ranks by value of two ordinal or continuous variables, and is calculated based on the difference in the number of concordant and discordant pairs of rankings divided by the number of all possible pairs of rankings.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: Kendall's tau coefficient
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: Kendall's tau
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: Kendall's t
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: Kendall rank correlation coefficient
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: Kendall's tau-b

code:
  v: STATO:0000612
display:
  v: Goodman and Kruskal’s gamma
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of correlation, ranging from -1 to 1, that measures the strength and direction of the relationship between ranks by value of two ordinal or continuous variables, and is calculated based on the difference in the number of concordant and discordant pairs of rankings divided by the total number of pairs of rankings, where ties are not counted among the pairs of rankings.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: Goodman-Kruskal gamma
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: gamma statistic
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: gamma coefficient

code:
  v: STATO:0000565
display:
  v: regression coefficient
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of association that is used as the coefficient of an independent variable in a regression model, of the dependent variable, which is linear in its parameters.

code:
  v: STATO:0000686
display:
  v: mean calibration
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of calibration that is the average of a function of the difference between the expected values and the observed values.

code:
  v: STATO:0000688
display:
  v: calibration intercept
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of calibration that is the difference between the mean expected value and the mean observed value.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: calibration-in-the-large

code:
  v: STATO:0000687
display:
  v: calibration slope
designation:
  use: http://snomed.info/id/900000000000550004
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000550004
    display:
      v: Definition (core metadata concept)
  value:
    v: A measure of calibration that is the rate of change in the appropriately transformed value per unit change of the correspondingly transformed predicted value.
designation:
  use: http://snomed.info/id/900000000000013009
    system:
      v: http://snomed.info/sct
      l: sct
    code:
      v: 900000000000013009
    display:
      v: Synonym (core metadata concept)
  value:
    v: calibration-in-the-small