Title:
IMMZD2DTRabiesLogic
Id:
IMMZD2DTRabiesLogic
Version:
0.2.0
Url:
IMMZD2DTRabiesLogic
Status:
draft
Type:
system: http://terminology.hl7.org/CodeSystem/library-type
code: logic-library
Date:
2026-03-25 23:30:34+0000
Publisher:
WHO
Description:
This library defines decision support logic for the IMMZ.D2.DT.Rabies decision table in the Immunization CPG
Related Artifacts:
Dependencies
IMMZD2DTRabiesEncounterElements
Parameters:
NameTypeMinMaxIn/Out
Todaydate01In
PatientPatient01Out
Client is due for rabies vaccination Case 1boolean01Out
Client is due for rabies vaccination Case 2boolean01Out
Client is due for rabies vaccinationboolean01Out
Client is due for rabies vaccination Guidancestring01Out
Client is not due for rabies vaccinationboolean01Out
Client is not due for rabies vaccination Guidancestring01Out
Rabies immunization schedule is completeboolean01Out
Rabies immunization schedule is complete Guidancestring01Out
Guidancestring01Out
Has Guidanceboolean01Out
Test ValidationResource01Out
Content: text/cql
/*
* Library: IMMZD2DTRabiesLogic (IMMZ.D2.DT.Rabies)
* Rule: Determine if the client is due for a rabies vaccination according to the national immunization schedule
* Decision Table: Pre-exposure prophylaxis (PrEP), 2-dose scheme; high risk of rabies virus exposure
* Trigger: IMMZ.D2 Determine required vaccination(s) if any
*/
library IMMZD2DTRabiesLogic
using FHIR version '4.0.1'
include FHIRHelpers version '4.0.1'
include IMMZD2DTRabiesEncounterElements called Encounter
parameter Today Date default Today()
context Patient
/*
@dynamicValue: Guidance
*/
define "Guidance":
case
when "Client is due for rabies vaccination" then "Client is due for rabies vaccination Guidance"
when "Client is not due for rabies vaccination" then "Client is not due for rabies vaccination Guidance"
when "Rabies immunization schedule is complete" then "Rabies immunization schedule is complete Guidance"
else ''
end
define "Has Guidance":
"Guidance" is not null and "Guidance" != ''
/*
@output: Client is due for rabies vaccination Case 1
@pseudocode: "Immunization recommendation status" = "Due"
*/
define "Client is due for rabies vaccination Case 1":
Encounter."No rabies primary series doses were administered"
/*
@output: Client is due for rabies vaccination Case 2
@pseudocode: "Immunization recommendation status" = "Due"
*/
define "Client is due for rabies vaccination Case 2":
Encounter."One rabies primary series doses were administered"
and Encounter."The latest rabies dose was administered more than 7 days ago"
/*
@output: Client is due for rabies vaccination
@pseudocode: "Immunization recommendation status" = "Due"
*/
define "Client is due for rabies vaccination":
"Client is due for rabies vaccination Case 1"
or "Client is due for rabies vaccination Case 2"
/*
@output: Client is due for rabies vaccination Guidance
@guidance = Should vaccinate client with first rabies dose as no rabies doses were administered and client is at high risk of exposure.
Check for contraindications.
@guidance = Should vaccinate client with second rabies dose as the latest rabies dose was administerd 7 or more days ago.
Check for contraindications.
*/
define "Client is due for rabies vaccination Guidance":
case
when "Client is due for rabies vaccination Case 1" then 'Should vaccinate client with first rabies dose as no rabies doses were administered and client is at high risk of exposure.
Check for contraindications.'
when "Client is due for rabies vaccination Case 2" then 'Should vaccinate client with second rabies dose as the latest rabies dose was administerd 7 or more days ago.
Check for contraindications.'
else ''
end
/*
@output: Client is not due for rabies vaccination
@pseudocode: "Immunization recommendation status" = "Not due"
*/
define "Client is not due for rabies vaccination":
Encounter."One rabies primary series doses were administered"
and Encounter."The latest rabies dose was administered less than 7 days ago"
/*
@output: Client is not due for rabies vaccination Guidance
@guidance: Should not vaccinate client with second rabies dose as the latest rabies dose was administered less than 7 days ago.
Check for any other vaccines due and inform the caregiver of when to come back for the second dose.
*/
define "Client is not due for rabies vaccination Guidance":
'Should not vaccinate client with second rabies dose as the latest rabies dose was administered less than 7 days ago.
Check for any other vaccines due and inform the caregiver of when to come back for the second dose.'
/*
@output: Rabies immunization schedule is complete
@pseudocode: "Immunization recommendation status" = "Complete"
"Completed the primary vaccination series" = TRUE (where "Vaccine type" = "Rabies vaccines")
*/
define "Rabies immunization schedule is complete":
Encounter."Two rabies primary series doses were administered"
/*
@output: Rabies immunization schedule is complete Guidance
@guidance: Rabies immunization schedule is complete. Two rabies primary series doses were administered.
Check for any other vaccines due.
*/
define "Rabies immunization schedule is complete Guidance":
'Rabies immunization schedule is complete. Two rabies primary series doses were administered.
Check for any other vaccines due.'
/*
@test: Test expected results based on example patients
*/
define "Test Validation":
case
when Patient.id = 'Rabies08.1' then "Client is due for rabies vaccination Case 1" and "Guidance" = 'Should vaccinate client with first rabies dose as no rabies doses were administered and client is at high risk of exposure.
Check for contraindications.'
when Patient.id = 'Rabies09.2' then "Client is not due for rabies vaccination" and "Guidance" = 'Should not vaccinate client with second rabies dose as the latest rabies dose was administered less than 7 days ago.
Check for any other vaccines due and inform the caregiver of when to come back for the second dose.'
when Patient.id = 'Rabies10.2' then "Client is due for rabies vaccination Case 2" and "Guidance" = 'Should vaccinate client with second rabies dose as the latest rabies dose was administerd 7 or more days ago.
Check for contraindications.'
when Patient.id = 'Rabies11.1' then "Rabies immunization schedule is complete" and "Guidance" = 'Rabies immunization schedule is complete. Two rabies primary series doses were administered.
Check for any other vaccines due.'
else 'No test case set'
end
Content: application/elm+xml
Encoded data (53592 characters)