Evidence Based Medicine on FHIR Implementation Guide
1.0.0-ballot3 - STU 1 Ballot 3 World

Evidence Based Medicine on FHIR Implementation Guide, published by HL7 International / Clinical Decision Support. This guide is not an authorized publication; it is the continuous build for version 1.0.0-ballot3 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/ebm/ and changes regularly. See the Directory of published versions

Evidence: Example of statistical model expression

Official URL: https://fevir.net/resources/Evidence/587629 Version: 1.0.0-ballot3
Standards status: Informative Computable Name: Example_of_statistical_model_expression
Other Identifiers: FEvIR Object Identifier: FEvIR Object Identifier#587629, OID:2.16.840.1.113883.4.642.40.44.22.86

Copyright/Legal: Copyright the Authors else Computable Publishing LLC. Noncommercial use permitted with CC BY-NC-SA 4.0 (https://creativecommons.org/licenses/by-nc-sa/4.0/). Commercial use permitted as agreed in Terms of Use (https://fevir.net/termsofuse).

This is an example of madeup Evidence to demonstrate the StatisticalModelExpression extension.

version: 4; Last updated: 2026-08-03 18:52:42+0000

Profile: StatisticModel

ArtifactPublicationStatus: Active

url: Evidence Example of statistical model expression

identifier: FEvIR Object Identifier/587629, Uniform Resource Identifier (URI)/urn:oid:2.16.840.1.113883.4.642.40.44.22.86

version: 1.0.0-ballot3

name: Example_of_statistical_model_expression

title: Example of statistical model expression

citeAs:

Example of statistical model expression [Database Entry: FHIR Evidence Resource]. Contributors: Brian S. Alper, MD, MSPH [Authors/Creators]. In: Fast Evidence Interoperability Resources (FEvIR) Platform, FOI 587629. Revised 2026-08-03. Available at: https://fevir.net/resources/Evidence/587629. Computable resource at: https://fevir.net/resources/Evidence/587629#json.

status: Active

date: 2026-11-05 14:34:28+0000

author: Brian S. Alper, MD, MSPH:

publisher: HL7 International / Clinical Decision Support

contact: HL7 International / Clinical Decision Support: http://www.hl7.org/Special/committees/dss

copyright:

Copyright the Authors else Computable Publishing LLC. Noncommercial use permitted with CC BY-NC-SA 4.0 (https://creativecommons.org/licenses/by-nc-sa/4.0/). Commercial use permitted as agreed in Terms of Use (https://fevir.net/termsofuse).

description:

This is an example of madeup Evidence to demonstrate the StatisticalModelExpression extension.

variableDefinition

description:

Patients with diabetes

variableRole: Population

variableDefinition

description:

GroupAssignment: Treatment vs. Control

variableRole: Exposure

comparatorCategory: Control

variableDefinition

description:

The primary outcome

variableRole: Outcome

statistic

StatisticModelExpression: glm(Outcome ~ Treatment + Baseline_A1C + Age, family = binomial(link = 'logit'))("Logistic regression formula used to calculate the adjusted odds ratio for the primary endpoint.")

description:

Adjusted Odds Ratio for primary outcome 1.45 (95% CI .12 to 1.88)

statisticType: odds ratio

quantity: 1.45

AttributeEstimates

-TypeRange
*Confidence interval1.12-1.88