description: This profile contains Required and Must Support data elements for reporting COVID-19, Influenza, and Respiratory Syncytial Virus (RSV) Daily laboratory result information for the NHSN Acute Care Hospital (ACH) Daily Digital Quality Measure. This profile is based on the [HL7 FHIR® US Core Laboratory Result Observation Profile v3.1.1](http://hl7.org/fhir/us/core/STU3.1.1/StructureDefinition-us-core-observation-lab.html). package_name: gov.cdc.nhsn.dqm derivation: constraint name: AcuteCareHospitalDailyEventLabObservation type: Observation elements: hasMember: mustSupport: true index: 13 elements: reference: {mustSupport: true, index: 14} required: [reference] meta: extensions: link-received-date-extension: {url: 'http://www.cdc.gov/nhsn/fhirportal/dqm/ig/StructureDefinition/link-received-date-extension', min: 0, max: 1, type: Extension, index: 1} elements: extension: type: Extension url: http://www.cdc.gov/nhsn/fhirportal/dqm/ig/StructureDefinition/link-received-date-extension index: 1 slicing: slices: link-received-date-extension: match: {} schema: {type: Extension, url: 'http://www.cdc.gov/nhsn/fhirportal/dqm/ig/StructureDefinition/link-received-date-extension', index: 1} min: 0 max: 1 derivedFrom: {mustSupport: true, index: 15} interpretation: {mustSupport: true, index: 8} encounter: mustSupport: true index: 3 elements: reference: {mustSupport: true, index: 4} required: [reference] method: binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/observation-methods'} mustSupport: true index: 10 specimen: mustSupport: true index: 11 elements: reference: {mustSupport: true, index: 12} required: [reference] component: mustSupport: true index: 16 elements: code: binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/observation-codes'} index: 17 value: mustSupport: true choices: [] index: 19 interpretation: {mustSupport: true, index: 20} effective: choices: [] index: 6 id: {index: 0} bodySite: {mustSupport: true, index: 9} issued: {mustSupport: true, index: 7} subject: elements: reference: {mustSupport: true, index: 2} required: [reference] package_version: 1.0.0 class: profile kind: resource url: http://www.cdc.gov/nhsn/fhirportal/dqm/ig/StructureDefinition/ach-daily-observation-lab base: http://hl7.org/fhir/us/core/StructureDefinition/us-core-observation-lab version: 1.0.0 required: [id, effective]