Id: IMMZD18SDTPOnTimeStart
Url: IMMZ.D18.S.DTP.On-time start schedule
Version: 1.0.0
Title: IMMZ.D18.S.DTP.On-time start schedule
Status: draft
Type:

system: http://terminology.hl7.org/CodeSystem/plan-definition-type

code: eca-rule

Date: 2026-03-31 13:54:17+0000
Publisher: WHO
Description:

IMMZ.D18.S.DTP.On-time start schedule Diphtheria–tetanus–pertussis (DTP) vaccination schedule, on-time start (at ≤ 12 months of age)
Knowledge Capability: computable
Related Artifacts:

References

  • WHO recommendations for routine immunization - summary tables (January 2025)
Libraries:
IMMZD18SDTPOnTimeStartLogic
Actions:
DTP dose 1: Provision of DTP dose 1 Trigger event: Child's birth Trigger pseudo: Trigger date: "Date of birth" Create condition: DTP dose 1 should be provided if the client is older than 6 weeks of age.
If: Applicability: DTP dose 1 (DTP dose 1)
Then: Definition: IMMZ.D2.DT.CR
Dynamic Values:
status: ('active')
payload.contentString: (DTP dose 1 Create)
category.coding: (Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' })
priority: (Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' })
DTP dose 2: Provision of DTP dose 2 Trigger event: First DTP dose from the primary series was administered Trigger pseudo: Count of vaccines administered (where "Vaccine type" = "DTP-containing vaccines" and "Type of dose" = "Primary series") = 1 Trigger date: Latest "Date and time of vaccination" (where "Vaccine type" = "DTP-containing vaccines") Create condition: DTP dose 2 should be provided if the client was given the previous DTP dose more than 4 weeks ago.
If: Applicability: DTP dose 2 (DTP dose 2)
Then: Definition: IMMZ.D2.DT.CR
Dynamic Values:
status: ('active')
payload.contentString: (DTP dose 2 Create)
category.coding: (Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' })
priority: (Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' })
DTP dose 3: Provision of DTP dose 3 Trigger event: Second DTP dose from the primary series was administered Trigger pseudo: Count of vaccines administered (where "Vaccine type" = "DTP-containing vaccines" and "Type of dose" = "Primary series" ) = 2 Trigger date: Latest "Date and time of vaccination" (where "Vaccine type" = "DTP-containing vaccines") Create condition: DTP dose 3 should be provided if the client received the previous dose more than 4 weeks ago.
If: Applicability: DTP dose 3 (DTP dose 3)
Then: Definition: IMMZ.D2.DT.CR
Dynamic Values:
status: ('active')
payload.contentString: (DTP dose 3 Create)
category.coding: (Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' })
priority: (Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' })
Tetanus and diphtheria-containing vaccine booster dose 1: Provision of tetanus and diphtheria booster dose 1 Trigger event: The primary DTP series has been completed Trigger pseudo: "Completed the primary vaccination series" = TRUE (where "Vaccine type" = "DTP-containing vaccines") Trigger date: Latest "Date and time of vaccination" (where "Vaccine type" = "DTP-containing vaccines") Create condition: Three booster doses of diphtheria-containing vaccine should be provided during childhood and adolescence. The diphtheria booster doses should be given in combination with tetanus using the same schedule (i.e at 12–23 months of age, 4–7 years of age and 9–15 years of age, using age-appropriate vaccine formulations). Ideally, there should be at least 4 years between booster doses. Member States may update this schedule based on their country context.
If: Applicability: Tetanus and diphtheria-containing vaccine booster dose 1 (Tetanus and diphtheria-containing vaccine booster dose 1)
Then: Definition: IMMZ.D2.DT.CR
Dynamic Values:
status: ('active')
payload.contentString: (Tetanus and diphtheria-containing vaccine booster dose 1 Create)
category.coding: (Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' })
priority: (Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' })
Tetanus and diphtheria-containing vaccine booster dose 2: Provision of tetanus and diphtheria booster dose 2 Trigger event: First tetanus and diphtheria booster dose was administered Trigger pseudo: Count of vaccines administered (where "Vaccine type" = "Tetanus and diphtheria-containing vaccines" and "Type of dose" = "Booster dose") = 1 Trigger date: Latest "Date and time of vaccination" (where "Vaccine type" = "Tetanus and diphtheria-containing vaccines") Create condition: Three booster doses of diphtheria-containing vaccine should be provided during childhood and adolescence. The diphtheria booster doses should be given in combination with tetanus using the same schedule (i.e at 12–23 months of age, 4–7 years of age and 9–15 years of age, using age-appropriate vaccine formulations). Ideally, there should be at least 4 years between booster doses. Member States may update this schedule based on their country context.
If: Applicability: Tetanus and diphtheria-containing vaccine booster dose 2 (Tetanus and diphtheria-containing vaccine booster dose 2)
Then: Definition: IMMZ.D2.DT.CR
Dynamic Values:
status: ('active')
payload.contentString: (Tetanus and diphtheria-containing vaccine booster dose 2 Create)
category.coding: (Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' })
priority: (Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' })
Tetanus and diphtheria-containing vaccine booster dose 3: Provision of tetanus and diphtheria booster dose 3 Trigger event: Second tetanus and diphtheria booster dose was administered Trigger pseudo: Count of vaccines administered (where "Vaccine type" = "Tetanus and diphtheria-containing vaccines" and "Type of dose" = "Booster dose") = 2 Trigger date: Latest "Date and time of vaccination" (where "Vaccine type" = "Tetanus and diphtheria-containing vaccines") Create condition: Three booster doses of diphtheria-containing vaccine should be provided during childhood and adolescence. The diphtheria booster doses should be given in combination with tetanus using the same schedule (i.e at 12–23 months of age, 4–7 years of age and 9–15 years of age, using age-appropriate vaccine formulations). Ideally, there should be at least 4 years between booster doses. Member States may update this schedule based on their country context.
If: Applicability: Tetanus and diphtheria-containing vaccine booster dose 3 (Tetanus and diphtheria-containing vaccine booster dose 3)
Then: Definition: IMMZ.D2.DT.CR
Dynamic Values:
status: ('active')
payload.contentString: (Tetanus and diphtheria-containing vaccine booster dose 3 Create)
category.coding: (Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' })
priority: (Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' })
Pertussis-containing vaccine booster dose: Provision of the pertussis-containing vaccine booster dose Trigger event: The primary DTP series has been completed and client's age is between 1 and 6 years Trigger pseudo: "Completed the primary vaccination series" = TRUE (where "Vaccine type" = "DTP-containing vaccines") AND 1 year ≤ Today's date − "Date of birth" ≤ 6 years Trigger date: Latest "Date and time of vaccination" (where "Vaccine type" = "DTP-containing vaccines") Create condition: A booster dose is recommended for children aged 1–6 years, preferably during the second year of life (≥6 months after last primary dose).
If: Applicability: Pertussis-containing vaccine booster dose (Pertussis-containing vaccine booster dose)
Then: Definition: IMMZ.D2.DT.CR
Dynamic Values:
status: ('active')
payload.contentString: (Pertussis-containing vaccine booster dose Create)
category.coding: (Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' })
priority: (Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' })
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3"/> <description value="Provision of DTP dose 3 Trigger event: Second DTP dose from the primary series was administered Trigger pseudo: Count of vaccines administered (where "Vaccine type" = "DTP-containing vaccines" and "Type of dose" = "Primary series" ) = 2 Trigger date: Latest "Date and time of vaccination" (where "Vaccine type" = "DTP-containing vaccines") Create condition: DTP dose 3 should be provided if the client received the previous dose more than 4 weeks ago."/> <condition> <kind value="applicability"/> <expression> <description value="DTP dose 3"/> <language value="text/cql-identifier"/> <expression value="DTP dose 3"/> </expression> </condition> <definitionCanonical value="http://smart.who.int/immunizations/ActivityDefinition/IMMZD2DTCR"/> <dynamicValue> <path value="status"/> <expression> <language value="text/cql-expression"/> <expression value="'active'"/> </expression> </dynamicValue> <dynamicValue> <path value="payload.contentString"/> <expression> <language 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date: Latest "Date and time of vaccination" (where "Vaccine type" = "DTP-containing vaccines") Create condition: Three booster doses of diphtheria-containing vaccine should be provided during childhood and adolescence. The diphtheria booster doses should be given in combination with tetanus using the same schedule (i.e at 12–23 months of age, 4–7 years of age and 9–15 years of age, using age-appropriate vaccine formulations). Ideally, there should be at least 4 years between booster doses. Member States may update this schedule based on their country context."/> <condition> <kind value="applicability"/> <expression> <description value="Tetanus and diphtheria-containing vaccine booster dose 1"/> <language value="text/cql-identifier"/> <expression value="Tetanus and diphtheria-containing vaccine booster dose 1"/> </expression> </condition> <definitionCanonical value="http://smart.who.int/immunizations/ActivityDefinition/IMMZD2DTCR"/> <dynamicValue> <path value="status"/> <expression> <language value="text/cql-expression"/> <expression value="'active'"/> </expression> </dynamicValue> <dynamicValue> <path value="payload.contentString"/> <expression> <language value="text/cql-identifier"/> <expression value="Tetanus and diphtheria-containing vaccine booster dose 1 Create"/> </expression> </dynamicValue> <dynamicValue> <path value="category.coding"/> <expression> <description value="Category of communication"/> <language value="text/cql-expression"/> <expression value="Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' }"/> </expression> </dynamicValue> <dynamicValue> <path value="priority"/> <expression> <description value="Alert priority"/> <language value="text/cql-expression"/> <expression value="Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' }"/> </expression> </dynamicValue> </action> <action> <title value="Tetanus and diphtheria-containing vaccine booster dose 2"/> <description value="Provision of tetanus and diphtheria booster dose 2 Trigger event: First tetanus and diphtheria booster dose was administered Trigger pseudo: Count of vaccines administered (where "Vaccine type" = "Tetanus and diphtheria-containing vaccines" and "Type of dose" = "Booster dose") = 1 Trigger date: Latest "Date and time of vaccination" (where "Vaccine type" = "Tetanus and diphtheria-containing vaccines") Create condition: Three booster doses of diphtheria-containing vaccine should be provided during childhood and adolescence. The diphtheria booster doses should be given in combination with tetanus using the same schedule (i.e at 12–23 months of age, 4–7 years of age and 9–15 years of age, using age-appropriate vaccine formulations). Ideally, there should be at least 4 years between booster doses. Member States may update this schedule based on their country context."/> <condition> <kind value="applicability"/> <expression> <description value="Tetanus and diphtheria-containing vaccine booster dose 2"/> <language value="text/cql-identifier"/> <expression value="Tetanus and diphtheria-containing vaccine booster dose 2"/> </expression> </condition> <definitionCanonical value="http://smart.who.int/immunizations/ActivityDefinition/IMMZD2DTCR"/> <dynamicValue> <path value="status"/> <expression> <language value="text/cql-expression"/> <expression value="'active'"/> </expression> </dynamicValue> <dynamicValue> <path value="payload.contentString"/> <expression> <language value="text/cql-identifier"/> <expression value="Tetanus and diphtheria-containing vaccine booster dose 2 Create"/> </expression> </dynamicValue> <dynamicValue> <path value="category.coding"/> <expression> <description value="Category of communication"/> <language value="text/cql-expression"/> <expression value="Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' }"/> </expression> </dynamicValue> <dynamicValue> <path value="priority"/> <expression> <description value="Alert priority"/> <language value="text/cql-expression"/> <expression value="Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' }"/> </expression> </dynamicValue> </action> <action> <title value="Tetanus and diphtheria-containing vaccine booster dose 3"/> <description value="Provision of tetanus and diphtheria booster dose 3 Trigger event: Second tetanus and diphtheria booster dose was administered Trigger pseudo: Count of vaccines administered (where "Vaccine type" = "Tetanus and diphtheria-containing vaccines" and "Type of dose" = "Booster dose") = 2 Trigger date: Latest "Date and time of vaccination" (where "Vaccine type" = "Tetanus and diphtheria-containing vaccines") Create condition: Three booster doses of diphtheria-containing vaccine should be provided during childhood and adolescence. The diphtheria booster doses should be given in combination with tetanus using the same schedule (i.e at 12–23 months of age, 4–7 years of age and 9–15 years of age, using age-appropriate vaccine formulations). Ideally, there should be at least 4 years between booster doses. Member States may update this schedule based on their country context."/> <condition> <kind value="applicability"/> <expression> <description value="Tetanus and diphtheria-containing vaccine booster dose 3"/> <language value="text/cql-identifier"/> <expression value="Tetanus and diphtheria-containing vaccine booster dose 3"/> </expression> </condition> <definitionCanonical value="http://smart.who.int/immunizations/ActivityDefinition/IMMZD2DTCR"/> <dynamicValue> <path value="status"/> <expression> <language value="text/cql-expression"/> <expression value="'active'"/> </expression> </dynamicValue> <dynamicValue> <path value="payload.contentString"/> <expression> <language value="text/cql-identifier"/> <expression value="Tetanus and diphtheria-containing vaccine booster dose 3 Create"/> </expression> </dynamicValue> <dynamicValue> <path value="category.coding"/> <expression> <description value="Category of communication"/> <language value="text/cql-expression"/> <expression value="Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' }"/> </expression> </dynamicValue> <dynamicValue> <path value="priority"/> <expression> <description value="Alert priority"/> <language value="text/cql-expression"/> <expression value="Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' }"/> </expression> </dynamicValue> </action> <action> <title value="Pertussis-containing vaccine booster dose"/> <description value="Provision of the pertussis-containing vaccine booster dose Trigger event: The primary DTP series has been completed and client's age is between 1 and 6 years Trigger pseudo: "Completed the primary vaccination series" = TRUE (where "Vaccine type" = "DTP-containing vaccines") AND 1 year ≤ Today's date − "Date of birth" ≤ 6 years Trigger date: Latest "Date and time of vaccination" (where "Vaccine type" = "DTP-containing vaccines") Create condition: A booster dose is recommended for children aged 1–6 years, preferably during the second year of life (≥6 months after last primary dose)."/> <condition> <kind value="applicability"/> <expression> <description value="Pertussis-containing vaccine booster dose"/> <language value="text/cql-identifier"/> <expression value="Pertussis-containing vaccine booster dose"/> </expression> </condition> <definitionCanonical value="http://smart.who.int/immunizations/ActivityDefinition/IMMZD2DTCR"/> <dynamicValue> <path value="status"/> <expression> <language value="text/cql-expression"/> <expression value="'active'"/> </expression> </dynamicValue> <dynamicValue> <path value="payload.contentString"/> <expression> <language value="text/cql-identifier"/> <expression value="Pertussis-containing vaccine booster dose Create"/> </expression> </dynamicValue> <dynamicValue> <path value="category.coding"/> <expression> <description value="Category of communication"/> <language value="text/cql-expression"/> <expression value="Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' }"/> </expression> </dynamicValue> <dynamicValue> <path value="priority"/> <expression> <description value="Alert priority"/> <language value="text/cql-expression"/> <expression value="Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' }"/> </expression> </dynamicValue> </action> </PlanDefinition>