Using CQL With FHIR
3.0.0-ballot - STU 3 Ballot International flag

This page is part of the Using CQL with FHIR Implementation Guide (v3.0.0-ballot: STU 3 Ballot) based on FHIR (HL7® FHIR® Standard) R4. This version is a pre-release. The current official version is 2.0.0. For a full list of available versions, see the Directory of published versions

CodeSystem: Selectivity Coverage Code System

Official URL: http://hl7.org/fhir/uv/cql/CodeSystem/selectivity-coverage Version: 3.0.0-ballot
Standards status: Trial-use Maturity Level: 1 Computable Name: SelectivityCoverage
Other Identifiers: OID:2.16.840.1.113883.4.642.40.37.16.4

Codes representing the coverage level of the description of the selectivity of an expression, total, partial, or non.

This Code system is referenced in the definition of the following value sets:

This case-sensitive code system http://hl7.org/fhir/uv/cql/CodeSystem/selectivity-coverage defines the following codes:

CodeDisplayDefinition
total Total Indicates the query selectivity completely covers the criteria in the query (i.e. the query is in CNF/DNF, and all terms are sargeable).
partial Partial Indicates the query selectivity partially covers the criteria in the query (i.e. the query is in CNF/DNF, but not all terms are sargeable).
non Non Indicates the query selectivity cannot be determined for the query (i.e. the query is not in CNF/DNF).

Description of the above table(s).