Clinical Quality Language Release 1
This page is part of the Clinical Quality Language Specification (v1.5.2: Normative - Normative) based on FHIR R4. This is the current published version in its permanent home (it will always be available at this URL). For a full list of available versions, see the Directory of published versions 
| Clinical Decision Support Work Group | Maturity Level: N/A | Standards Status: Informative |
Figure 1-A : The overall target specification areas involved in clinical quality artifact representation
Figure 1-B : The steps performed by a traditional compiler
Figure 1-C : How the CQL and ELM specifications will be used in the sharing use case
Figure 2-A : Simplified patient/practitioner information model
Figure 2-B : Unfiltered vs patient context
Figure 2-C : Simple patient information model
Figure 2-D : The union, intersect, and except operators for intervals
Figure 2-E : The union, intersect, and except operators for lists
Figure 2-F : Example input intervals to illustrate the behavior of the collapse operator
Figure 2-G : Example output intervals to illustrate the behavior of the collapse operator
Figure 4-A : A diagram to explain how ELM represents addition of 2 literal values
Figure 4-B : A diagram to explain how ELM represents an equal comparison
Figure 4-C : A diagram to explain how ELM represents a simple And expression
Figure 4-D : A diagram to explain how ELM represents a simple If expression
Figure 4-E : A diagram to explain how ELM represents a complex multi-conditional Case expression
Figure 4-F : A diagram to explain how ELM represents a comparand-base Case expression
Figure 4-G : A diagram to explain how ELM represents a simple Add expression
Figure 4-H : A diagram to explain how ELM represents the construction of a Tuple
Figure 4-I : A diagram to explain how ELM represents the construction of a structured value using the Instance class