Title: HIV.IND.44 Logic Id: HIVIND44Logic Version: 0.4.4 Url: HIV.IND.44 Logic Status: draft Experimental: true Type: system: http://terminology.hl7.org/CodeSystem/library-type code: logic-library Date: 2025-12-10 09:22:27+0000 Publisher: WHO Description: Number and % of eligible people living with HIV on ART who initiated TB preventive treatment Related Artifacts: Dependencies HIVCommon WHOCommon HIVElements HIVIndicatorElements Parameters: Name Type Min Max In/Out Measurement Period Period 0 1 In Patient Patient 0 1 Out Initial Population boolean 0 1 Out Numerator boolean 0 1 Out Denominator boolean 0 1 Out Administrative Gender Stratifier Coding 0 1 Out Age Stratifier string 0 1 Out TPT Regimen Type Stratifier CodeableConcept 0 * Out Geographic Region Stratifier string 0 1 Out Stratification string 0 1 Out Content: text/cql /** * Library: HIV.IND.44 Logic * Ref No: TBH.1 * Short Name: TPT initiation * * Definition: Number and % of eligible people living with HIV on ART who initiated TB preventive treatment * * Numerator: Number of ART patients who initiated TPT during the reporting period * Numerator Calculation: COUNT of clients with "HIV status"='HIV-positive' AND "On ART"=True AND "TB preventive treatment (TPT) start date" in the reporting period * Numerator Exclusions: * * Denominator: Number of ART patients who are eligible for TPT during the reporting period * Denominator Calculation: COUNT of clients with "HIV status"='HIV-positive' AND "On ART"=True at end of last reporting period AND "Eligible for TB preventive treatment"=True * Denominator Exclusions: * * Disaggregations: * • Gender (female, male, other*) * • Age (0–4, 5–9, 10–14, 15–19, 20–24, 25–29, 30–34, 35–39, 40–44, 45–49, 50+ years)** * • Type of TPT regimen * • Cities and other administrative regions of epidemiologic importance * * Disaggregation Elements: Gender | Age | TPT regimen type * * Numerator and Denominator Elements: * Eligible for TB preventive treatment * HIV status * On ART * TB preventive treatment (TPT) start date * * Reference: Consolidated guidelines on person-centred HIV strategic information: strengthening routine data for impact. Geneva: World Health Organization; 2022 * * Data Concepts: * HIV.A.DE17: Age | Calculated age (number of years) of the client based on date of birth * HIV.A.DE18: Gender* | Gender of the client* * HIV.A.DE19: Female | Client identifies as female * HIV.A.DE20: Male | Client identifies as male * HIV.A.DE21: Transgender male | Client identifies as transgender male * HIV.A.DE22: Transgender female | Client identifies as transgender female * HIV.A.DE23: Other | Additional category * HIV.B.DE115: HIV status | HIV status reported after applying the national HIV testing algorithm. No single HIV test can provide an HIV-positive diagnosis. * HIV.B.DE116: HIV-positive | Client is HIV-positive * HIV.B.DE117: HIV-negative | Client is HIV-negative * HIV.B.DE118: Unknown | Client has unknown HIV status * HIV.D.DE38: On ART | Client is currently taking ART * HIV.D.DE954: TB preventive treatment (TPT) start date | The date on which the client began taking TPT * HIV.D.DE1017: Eligible for TB preventive treatment | Client is eligible for tuberculosis preventive treatment (TPT) * HIV.D.DE1028: TPT regimen type | Type of TPT regimen the client is currently on * HIV.D.DE1029: 3HP | The client's current TPT regimen is 3HP * HIV.D.DE1030: 1HP | The client's current TPT regimen is 1HP * HIV.D.DE1031: 6H | The client's current TPT regimen is 6H * HIV.D.DE1032: Six months of levofloxacin daily | The client's current TPT regimen is six months of levofloxacin daily * HIV.D.DE1033: Other TB preventive treatment (TPT) regimen | The client's current TPT regimen is another regimen than those listed above * HIV.H.DE47: On ART | Client is currently taking ART * * Additional Context * - what it measures: This indicator measures the extent to which people on ART initiated treatment for latent TB infection. * - rationale: • TB preventive treatment (TPT) is a critical component of preventing TB-related morbidity and mortality among people living with HIV. | • In the wake of recent high-level global commitments and targets, this is a critical period to track the progress that countries have made in scaling up TPT coverage. * - method: For the numerator: Programme records (for example, ART registers) | For the denominator: Formula for determining the number of ART patients who are eligible for TPT during the reporting period | Number of people living with HIV on ART at end of last reporting period | minus | Number of notified HIV-positive TB patients in last reporting period | also minus, where possible | Number of people living with HIV who previously received TPT – actual, if available, or based on country estimate | also minus, where possible number/estimate of people living with HIV not eligible for TPT due to co-morbidities, including active hepatitis, chronic alcoholism and/or neuropathy * * Suggested Scoring Method: proportion | http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/proportion-measure-cqfm */ library HIVIND44Logic // Included Libraries using FHIR version '4.0.1' include HIVCommon called HIC include FHIRHelpers version '4.0.1' include WHOCommon called WCom include HIVElements called HE include HIVIndicatorElements called HIE // Indicator Definition parameter "Measurement Period" Interval<Date> default Interval[@2023-01-01, @2023-01-30] context Patient /* Populations */ /* *Initial Population */ define "Initial Population": true /** * Numerator * * Definition: Number of ART patients who initiated TPT during the reporting period * Calculation: COUNT of clients with "HIV status"='HIV-positive' AND "On ART"=True AND "TB preventive treatment (TPT) start date" in the reporting period */ define "Numerator": HIE."Has HIV-positive Status" and HIE."On ART" and exists(HIE."TB preventive treatment TPT start date in measurement period") /** * Denominator * * Definition: Number of ART patients who are eligible for TPT during the reporting period * Calculation: COUNT of clients with "HIV status"='HIV-positive' AND "On ART"=True at end of last reporting period AND "Eligible for TB preventive treatment"=True */ define "Denominator": HIE."Has HIV-positive Status" and HIE."On ART" and HIE."Eligible for TB preventive treatment" /* end Populations */ /* * Disaggregations: * • Gender (female, male, other*) * • Age (0–4, 5–9, 10–14, 15–19, 20–24, 25–29, 30–34, 35–39, 40–44, 45–49, 50+ years)** * • Type of TPT regimen * • Cities and other administrative regions of epidemiologic importance */ define "Administrative Gender Stratifier": HIE."By Administrative Gender Stratifier" define "Age Stratifier": HIE."By Age Stratifier" define "TPT Regimen Type Stratifier": HIE."TPT regimen type" define "Geographic Region Stratifier": HIE."By Geographic Region Stratifier" /* * Combined stratifiers */ define "Stratification": HIE."By Administrative Gender Stratifier".code + ':' + HIE."By Age Stratifier" + ':' + Combine(HIE."TPT regimen type".coding.code) + ':' + HIE."By Geographic Region Stratifier" Content: application/elm+xml Encoded data (38432 characters) Content: application/elm+json Encoded data (64452 characters)
Number and % of eligible people living with HIV on ART who initiated TB preventive treatment