/*
NOTE: For use by March 2026 US Realm Connectathon participants for internal use only. Not for use or distribution in commercial products.
*/
library CMS75FHIRChildrenDentalDecay version '1.1.000'

using USQualityCore version '0.1.0-cibuild'
using USCore version '6.1.0-derived'
using FHIR version '4.0.1'

include hl7.fhir.uv.cql.FHIRHelpers version '4.0.1' called FHIRHelpers
include hl7.fhir.uv.cql.FHIRCommon version '2.0.0' called FHIRCommon
include hl7.fhir.us.cql.USCoreCommon version '2.0.0-ballot' called USCoreCommon
include hl7.fhir.us.cql.USCoreElements version '2.0.0-ballot' called USCoreElements

include USQualityCoreCommon version '0.1.0-cibuild' called USQualityCoreCommon
include SupplementalDataElements version '6.1.000' called SDE
include Status version '2.1.000' called Status
include Hospice version '7.1.000' called Hospice

valueset "Clinical Oral Evaluation": 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.464.1003.125.12.1003'
valueset "Dental Caries": 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.464.1003.125.12.1004'

parameter "Measurement Period" Interval<DateTime>
  default Interval[@2026-01-01T00:00:00.000Z, @2027-01-01T00:00:00.000Z)

context Patient

define "Initial Population":
  AgeInYearsAt(date from start of "Measurement Period") in Interval[1, 20]
    and exists ( "Qualifying Encounters" )

define "Qualifying Encounters":
  ( ( [Encounter: "Clinical Oral Evaluation"] ).isEncounterPerformed ( ) ) ValidEncounter
    where ValidEncounter.period during day of "Measurement Period"

define "Denominator":
  "Initial Population"

define "Denominator Exclusions":
  Hospice."Has Hospice Services"

define "Numerator":
  exists (
    // [E-13] base FHIR.Condition retrieve (defect-tracking/engine-issues.md E-13)
    // Original:
    //   ( [ConditionProblemsHealthConcerns: "Dental Caries"]
    //     union [ConditionEncounterDiagnosis: "Dental Caries"] )
    [FHIR.Condition: "Dental Caries"] ) DentalCaries
    where DentalCaries.prevalenceInterval ( ) overlaps day of "Measurement Period"

define "SDE Ethnicity":
  SDE."SDE Ethnicity"

define "SDE Payer":
  SDE."SDE Payer"

define "SDE Race":
  SDE."SDE Race"

define "SDE Sex":
  SDE."SDE Sex"