WHO Immunization Implementation Guide
0.2.0 - ci-build

WHO Immunization Implementation Guide, published by WHO. This guide is not an authorized publication; it is the continuous build for version 0.2.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/WorldHealthOrganization/smart-immunizations/ and changes regularly. See the Directory of published versions

Library: IMMZD5DTHepatitisBCILogic

Official URL: http://smart.who.int/immunizations/Library/IMMZD5DTHepatitisBCILogic Version: 0.2.0
Draft as of 2025-08-08 Computable Name: IMMZD5DTHepatitisBCILogic

This library defines decision support logic for the IMMZ.D5.DT.Hepatitis B contraindications decision table in the Immunization CPG

Title: IMMZD5DTHepatitisBCILogic
Id: IMMZD5DTHepatitisBCILogic
Version: 0.2.0
Url: IMMZD5DTHepatitisBCILogic
Status: draft
Type:

system: http://terminology.hl7.org/CodeSystem/library-type

code: logic-library

Date: 2025-08-08 19:12:11+0000
Publisher: WHO
Description:

This library defines decision support logic for the IMMZ.D5.DT.Hepatitis B contraindications decision table in the Immunization CPG

Related Artifacts:

Dependencies

Parameters:
NameTypeMinMaxIn/Out
Todaydate01In
PatientPatient01Out
Hepatitis B vaccination could be contraindicated. Clinical judgement is required. Create a clinical note.boolean01Out
Hepatitis B vaccination could be contraindicated. Clinical judgement is required. Create a clinical note. Guidancestring01Out
Guidancestring01Out
Has Guidanceboolean01Out
Test ValidationResource01Out
Content: text/cql

/*
 * Library: IMMZD5DTHepatitisBCILogic (IMMZ.D5.DT.Hepatitis B contraindications)
 * Rule: Check for contraindications before administering the vaccine(s) due	
 * Decision Table: Potential contraindications
 * Trigger: IMMZ.D5 Determine vaccine(s) to be administered based on contraindications
 */
library IMMZD5DTHepatitisBCILogic

using FHIR version '4.0.1'
include FHIRHelpers version '4.0.1'

include IMMZD5DTHepatitisBEncounterElements called Encounter

parameter Today Date default Today()

context Patient


/*
@dynamicValue: Guidance
*/
define "Guidance":
  case
    when "Hepatitis B vaccination could be contraindicated. Clinical judgement is required. Create a clinical note." then "Hepatitis B vaccination could be contraindicated. Clinical judgement is required. Create a clinical note. Guidance"
    else ''
  end

define "Has Guidance":
  "Guidance" is not null and "Guidance" != ''

/*
@output: Hepatitis B vaccination could be contraindicated. Clinical judgement is required. Create a clinical note.
@pseudocode: '"Immunization recommendation status" = "Further evaluation needed"
*/
define "Hepatitis B vaccination could be contraindicated. Clinical judgement is required. Create a clinical note.":
  Encounter."The client has history of severe allergic reactions"

/*
@output: Hepatitis B vaccination could be contraindicated. Clinical judgement is required. Create a clinical note. Guidance
@guidance: Do not vaccinate client with hepatitis B if the client had a history of serious allergic reactions to any of the vaccine components. Allergy to yeast is considered a contraindication to immunization with yeast-produced hepatitis B-containing vaccine. 
*/
define "Hepatitis B vaccination could be contraindicated. Clinical judgement is required. Create a clinical note. Guidance":
  'Do not vaccinate client with hepatitis B if the client had a history of serious allergic reactions to any of the vaccine components. Allergy to yeast is considered a contraindication to immunization with yeast-produced hepatitis B-containing vaccine. '


/*
@test: Test expected results based on example patients
*/
define "Test Validation":
  case
    when Patient.id = '62.CI167' then "Hepatitis B vaccination could be contraindicated. Clinical judgement is required. Create a clinical note." and "Guidance" = 'Do not vaccinate client with hepatitis B if the client had a history of serious allergic reactions to any of the vaccine components. Allergy to yeast is considered a contraindication to immunization with yeast-produced hepatitis B-containing vaccine. '
    else 'No test case set'
  end
Content: application/elm+xml
Encoded data (22624 characters)