Clinical Document Architecture
2.0.1-sd - release

Clinical Document Architecture, published by Health Level 7. This guide is not an authorized publication; it is the continuous build for version 2.0.1-sd built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/CDA-core-sd/ and changes regularly. See the Directory of published versions

Logical Model: RTO_PQ_PQ: Ratio (V3 Data Type)

Official URL: http://hl7.org/cda/stds/core/StructureDefinition/RTO-PQ-PQ Version: 2.0.1-sd
Active as of 2025-04-04 Computable Name: RTO_PQ_PQ

A quantity constructed as the quotient of a numerator quantity divided by a denominator quantity. Common factors in the numerator and denominator are not automatically cancelled out. The data type supports titers (e.g., "1:128") and other quantities produced by laboratories that truly represent ratios. Ratios are not simply "structured numerics", particularly blood pressure measurements (e.g. "120/60") are not ratios. In many cases the should be used instead of the .

Usage:

Formal Views of Template Content

Description of Template, Differentials, Snapshots and how the different presentations work.

NameFlagsCard.TypeDescription & Constraintsdoco
.. RTO_PQ_PQ 1..* QTY XML Namespace: urn:hl7-org:v3
Elements defined in Ancestors:@nullFlavor
Base for all types and resources
Logical Container: ClinicalDocument (CDA Class)
... @nullFlavor 0..1 cs Binding: CDANullFlavor (required)
... numerator 0..1 PQ
... denominator 0..1 PQ

doco Documentation for this format

Terminology Bindings

PathConformanceValueSetURI
RTO_PQ_PQ.nullFlavorrequiredCDANullFlavor
http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor
from this IG

 

Other representations of profile: CSV, Excel