Id: IMMZD2DTPolioIPVOnly Url: IMMZ.D2.DT.Polio.IPV-only Version: 0.2.0 Title: IMMZ.D2.DT.Polio.IPV-only Status: draft Type: system: http://terminology.hl7.org/CodeSystem/plan-definition-type code: eca-rule Date: 2026-03-03 13:07:11+0000 Publisher: WHO Description: IMMZ.D2.DT.Polio.IPV-only Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) Knowledge Capability: computable Related Artifacts: References WHO recommendations for routine immunization - summary tables (January 2025) Libraries: IMMZD2DTPolioIPVOnlyLogic Actions: Determine if the client is due for a poliovirus vaccination according to the national immunization schedule: Determine if the client is due for a poliovirus vaccination according to the national immunization schedule Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) If: Applicability: Client is due for IPV vaccination (Client is due for IPV vaccination) Then: Definition: IMMZD2DTMR Dynamic Values: status: ('draft') intent: ('proposal') medication: (Concept { codes: { Code { system: 'http://smart.who.int/immunizations/CodeSystem/IMMZ.Z', code: 'DE31', display: 'Inactivated polio vaccines' } }, display: 'Inactivated polio vaccines' }) Determine if the client is due for a poliovirus vaccination according to the national immunization schedule: Determine if the client is due for a poliovirus vaccination according to the national immunization schedule Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) If: Applicability: Primary series is complete. Client is due for IPV booster dose (Primary series is complete. Client is due for IPV booster dose) Then: Definition: IMMZD2DTMR Dynamic Values: status: ('draft') intent: ('proposal') medication: (Concept { codes: { Code { system: 'http://smart.who.int/immunizations/CodeSystem/IMMZ.Z', code: 'DE31', display: 'Inactivated polio vaccines' } }, display: 'Inactivated polio vaccines' }) Check for Guidance for the patient regarding IMMZ.D2.DT.Polio.IPV-only.: Show Guidance for the patient regarding IMMZ.D2.DT.Polio.IPV-only. If: Applicability: Has Guidance (Has Guidance) Then: Definition: IMMZ.D2.DT.CR Dynamic Values: status: ('active') payload.contentString: (Guidance) category.coding: (Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' }) priority: (Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' })
/** * @dataElement All Doses Administered to Patient */ define "Doses Administered to Patient": [Immunization] I where I.status = 'completed' and I.isSubpotent is not true
/* @internal: Polio containing Doses Administered to Patient */ define "Polio Doses Administered to Patient": Elements."Doses Administered to Patient" I where I.vaccineCode in Concepts."Poliovirus-containing vaccines"
Polio Primary Series Doses Administered to Patient
/* @internal: Polio containing Doses Administered to Patient that are in the Primary series */ define "Polio Primary Series Doses Administered to Patient": "Polio Doses Administered to Patient".seriesPrimary()
/* @internal: Polio containing Doses Administered to Patient that are in the Primary series */ define "Polio Primary Series Doses Administered to Patient": PolioElements."Polio Primary Series Doses Administered to Patient".onOrBefore(Today)
Number of Polio Primary Series Doses Administered
/* @internal: Number of Polio Primary Series doses */ define "Number of Polio Primary Series Doses Administered": Count("Polio Primary Series Doses Administered to Patient")
No poliovirus primary series doses were administered
/* @input: No poliovirus primary series doses were administered @pseudocode: Count of vaccines administered (where "Vaccine type" = "Poliovirus-containing vaccines" and "Type of dose" = "Primary series") = 0 @code: No poliovirus primary series doses were administered-130 @decision: IMMZ.D2.DT.Polio.bOPV plus IPV: "Bivalent oral polio vaccine (bOPV) plus inactivated polio vaccine (IPV)" schedule (applicable for all countries) @decision: IMMZ.D2.DT.Polio.Sequential IPV–bOPV: Sequential "Bivalent oral polio vaccine (bOPV)–inactivated polio vaccine (IPV)" schedule (in countries with high vaccination coverage [e.g. 90–95%] and low importation risk [where neighbouring countries and/or countries that share substantial population movement have a similarly high coverage]) @decision: IMMZ.D2.DT.Polio.IPV-only: Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) */ define "No poliovirus primary series doses were administered": "Number of Polio Primary Series Doses Administered" = 0
/** * @dataElement Patient age in weeks */ define "Current Patient Age In Weeks": AgeInWeeksAt(Today)
/* @input: Client's age is less than 6 weeks @pseudocode: Today's date − "Date of birth" < 6 weeks @code: Client's age is less than 6 weeks-40 @decision: IMMZ.D2.DT.Polio.bOPV plus IPV: "Bivalent oral polio vaccine (bOPV) plus inactivated polio vaccine (IPV)" schedule (applicable for all countries) @decision: IMMZ.D2.DT.Polio.IPV-only: Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) */ define "Client's age is less than 6 weeks": Encounter."Current Patient Age In Weeks" < 6
Client is not due for IPV vaccination Case 1
/* @output: Client is not due for IPV vaccination Case 1 @pseudocode: "Immunization recommendation status" = "Not due" */ define "Client is not due for IPV vaccination Case 1": Encounter."No poliovirus primary series doses were administered" and Encounter."Client's age is less than 6 weeks"
One poliovirus primary series dose was administered
/* @input: One poliovirus primary series dose was administered @pseudocode: Count of vaccines administered (where "Vaccine type" = "Poliovirus-containing vaccines" and "Type of dose" = "Primary series") = 1 @code: One poliovirus primary series dose was administered-130 @decision: IMMZ.D2.DT.Polio.bOPV plus IPV: "Bivalent oral polio vaccine (bOPV) plus inactivated polio vaccine (IPV)" schedule (applicable for all countries) @decision: IMMZ.D2.DT.Polio.Sequential IPV–bOPV: Sequential "Bivalent oral polio vaccine (bOPV)–inactivated polio vaccine (IPV)" schedule (in countries with high vaccination coverage [e.g. 90–95%] and low importation risk [where neighbouring countries and/or countries that share substantial population movement have a similarly high coverage]) @decision: IMMZ.D2.DT.Polio.IPV-only: Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) */ define "One poliovirus primary series dose was administered": "Number of Polio Primary Series Doses Administered" = 1
/* @internal: Polio containing Doses Administered to Patient */ define "Polio Doses Administered to Patient": PolioElements."Polio Doses Administered to Patient".onOrBefore(Today)
/* @internal: Date of Latest Polio Dose */ define "Date of Latest Polio Dose": date from start of "Polio Doses Administered to Patient".mostRecent().occurrence.toInterval()
The latest poliovirus dose was administered less than 4 weeks ago
/* @input: The latest poliovirus dose was administered less than 4 weeks ago @pseudocode: Today's date − Latest "Date and time of vaccination" (where "Vaccine type" = "Poliovirus-containing vaccines") < 4 weeks @code: The latest poliovirus dose was administered less than 4 weeks ago-120 @decision: IMMZ.D2.DT.Polio.Sequential IPV–bOPV: Sequential "Bivalent oral polio vaccine (bOPV)–inactivated polio vaccine (IPV)" schedule (in countries with high vaccination coverage [e.g. 90–95%] and low importation risk [where neighbouring countries and/or countries that share substantial population movement have a similarly high coverage]) @decision: IMMZ.D2.DT.Polio.IPV-only: Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) */ define "The latest poliovirus dose was administered less than 4 weeks ago": "Date of Latest Polio Dose" is not null and duration in weeks between "Date of Latest Polio Dose" and Today < 4
Client is not due for IPV vaccination Case 2
/* @output: Client is not due for IPV vaccination Case 2 @pseudocode: "Immunization recommendation status" = "Not due" */ define "Client is not due for IPV vaccination Case 2": Encounter."One poliovirus primary series dose was administered" and Encounter."The latest poliovirus dose was administered less than 4 weeks ago"
Two poliovirus primary series doses were administered
/* @input: Two poliovirus primary series doses were administered @pseudocode: Count of vaccines administered (where "Vaccine type" = "Poliovirus-containing vaccines" and "Type of dose" = "Primary series") = 2 @code: Two poliovirus primary series doses were administered-130 @decision: IMMZ.D2.DT.Polio.bOPV plus IPV: "Bivalent oral polio vaccine (bOPV) plus inactivated polio vaccine (IPV)" schedule (applicable for all countries) @decision: IMMZ.D2.DT.Polio.Sequential IPV–bOPV: Sequential "Bivalent oral polio vaccine (bOPV)–inactivated polio vaccine (IPV)" schedule (in countries with high vaccination coverage [e.g. 90–95%] and low importation risk [where neighbouring countries and/or countries that share substantial population movement have a similarly high coverage]) @decision: IMMZ.D2.DT.Polio.IPV-only: Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) */ define "Two poliovirus primary series doses were administered": "Number of Polio Primary Series Doses Administered" = 2
Client is not due for IPV vaccination Case 3
/* @output: Client is not due for IPV vaccination Case 3 @pseudocode: "Immunization recommendation status" = "Not due" */ define "Client is not due for IPV vaccination Case 3": Encounter."Two poliovirus primary series doses were administered" and Encounter."The latest poliovirus dose was administered less than 4 weeks ago"
/* @output: Client is not due for IPV vaccination @pseudocode: "Immunization recommendation status" = "Not due" */ define "Client is not due for IPV vaccination": "Client is not due for IPV vaccination Case 1" or "Client is not due for IPV vaccination Case 2" or "Client is not due for IPV vaccination Case 3"
Client is not due for IPV vaccination Guidance
/* @output: Client is not due for IPV vaccination Guidance @guidance = Shold not vaccinate client with first IPV dose as client's age is less than 6 weeks. Check for any other vaccines due and inform the caregiver of when to come back for the first IPV dose. @guidance = Should not vaccinate client with second IPV dose as the latest IPV dose was administered less than 4 weeks ago. Check for any other vaccines due and inform the caregiver when to come back for the second dose. @guidance = Should not vaccinate client with third IPV dose as the latest IPV dose was administered less than 4 weeks ago. Check for any other vaccines due and inform the caregiver when to come back for the third dose. */ define "Client is not due for IPV vaccination Guidance": case when "Client is not due for IPV vaccination Case 1" then 'Shold not vaccinate client with first IPV dose as client\'s age is less than 6 weeks. Check for any other vaccines due and inform the caregiver of when to come back for the first IPV dose.' when "Client is not due for IPV vaccination Case 2" then 'Should not vaccinate client with second IPV dose as the latest IPV dose was administered less than 4 weeks ago. Check for any other vaccines due and inform the caregiver when to come back for the second dose.' when "Client is not due for IPV vaccination Case 3" then 'Should not vaccinate client with third IPV dose as the latest IPV dose was administered less than 4 weeks ago. Check for any other vaccines due and inform the caregiver when to come back for the third dose.' else '' end
Client's age is more than or equal to 6 weeks
/* @input: Client's age is more than or equal to 6 weeks @pseudocode: Today's date − "Date of birth" ≥ 6 weeks @code: Client's age is more than or equal to 6 weeks-40 @decision: IMMZ.D2.DT.Polio.IPV-only: Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) */ define "Client's age is more than or equal to 6 weeks": Encounter."Current Patient Age In Weeks" >= 6
Client is due for IPV vaccination Case 1
/* @output: Client is due for IPV vaccination Case 1 @pseudocode: "Immunization recommendation status" = "Due" */ define "Client is due for IPV vaccination Case 1": Encounter."No poliovirus primary series doses were administered" and Encounter."Client's age is more than or equal to 6 weeks"
The latest poliovirus dose was administered more than 4 weeks ago
/* @input: The latest poliovirus dose was administered more than 4 weeks ago @pseudocode: Today's date − Latest "Date and time of vaccination" (where "Vaccine type" = "Poliovirus-containing vaccines") ≥ 4 weeks @code: The latest poliovirus dose was administered more than 4 weeks ago-120 @decision: IMMZ.D2.DT.Polio.Sequential IPV–bOPV: Sequential "Bivalent oral polio vaccine (bOPV)–inactivated polio vaccine (IPV)" schedule (in countries with high vaccination coverage [e.g. 90–95%] and low importation risk [where neighbouring countries and/or countries that share substantial population movement have a similarly high coverage]) @decision: IMMZ.D2.DT.Polio.IPV-only: Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) */ define "The latest poliovirus dose was administered more than 4 weeks ago": not("The latest poliovirus dose was administered less than 4 weeks ago")
Client is due for IPV vaccination Case 2
/* @output: Client is due for IPV vaccination Case 2 @pseudocode: "Immunization recommendation status" = "Due" */ define "Client is due for IPV vaccination Case 2": Encounter."One poliovirus primary series dose was administered" and Encounter."The latest poliovirus dose was administered more than 4 weeks ago"
Client is due for IPV vaccination Case 3
/* @output: Client is due for IPV vaccination Case 3 @pseudocode: "Immunization recommendation status" = "Due" */ define "Client is due for IPV vaccination Case 3": Encounter."Two poliovirus primary series doses were administered" and Encounter."The latest poliovirus dose was administered more than 4 weeks ago"
/* @output: Client is due for IPV vaccination @pseudocode: "Immunization recommendation status" = "Due" */ define "Client is due for IPV vaccination": "Client is due for IPV vaccination Case 1" or "Client is due for IPV vaccination Case 2" or "Client is due for IPV vaccination Case 3"
Client is due for IPV vaccination Guidance
/* @output: Client is due for IPV vaccination Guidance @guidance = Should vaccinate client with first IPV dose as client is within appropriate age range. Check for contraindications. @guidance = Should vaccinate client with second IPV dose as the latest IPV dose was administered more than 4 weeks ago. Check for contraindications. @guidance = Should vaccinate client with third IPV dose as the latest poliovirus dose was administered more than 4 weeks ago. Check for contraindications. */ define "Client is due for IPV vaccination Guidance": case when "Client is due for IPV vaccination Case 1" then 'Should vaccinate client with first IPV dose as client is within appropriate age range. Check for contraindications.' when "Client is due for IPV vaccination Case 2" then 'Should vaccinate client with second IPV dose as the latest IPV dose was administered more than 4 weeks ago. Check for contraindications.' when "Client is due for IPV vaccination Case 3" then 'Should vaccinate client with third IPV dose as the latest poliovirus dose was administered more than 4 weeks ago. Check for contraindications.' else '' end
Three poliovirus primary series doses were administered
/* @input: Three poliovirus primary series doses were administered @pseudocode: Count of vaccines administered (where "Vaccine type" = "Poliovirus-containing vaccines" and "Type of dose" = "Primary series") = 3 @code: Three poliovirus primary series doses were administered-130 @decision: IMMZ.D2.DT.Polio.bOPV plus IPV: "Bivalent oral polio vaccine (bOPV) plus inactivated polio vaccine (IPV)" schedule (applicable for all countries) @decision: IMMZ.D2.DT.Polio.Sequential IPV–bOPV: Sequential "Bivalent oral polio vaccine (bOPV)–inactivated polio vaccine (IPV)" schedule (in countries with high vaccination coverage [e.g. 90–95%] and low importation risk [where neighbouring countries and/or countries that share substantial population movement have a similarly high coverage]) @decision: IMMZ.D2.DT.Polio.IPV-only: Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) */ define "Three poliovirus primary series doses were administered": "Number of Polio Primary Series Doses Administered" = 3
/* @internal: Date of First Primary Series Polio Dose */ define "Date of First Primary Series Polio Dose": date from start of "Polio Primary Series Doses Administered to Patient".earliest().occurrence.toInterval()
Client's age was more than 6 weeks when the primary series was started
/* @input: Client's age was more than 6 weeks when the primary series was started @pseudocode: "Date and time of vaccination" (where "Vaccine type" = "Poliovirus-containing vaccines" AND "Dose number" = 1) − "Date of birth" > 6 weeks @code: Client's age was more than 6 weeks when the primary series was started-138 @decision: IMMZ.D2.DT.Polio.IPV-only: Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) */ define "Client's age was more than 6 weeks when the primary series was started": AgeInWeeksAt("Date of First Primary Series Polio Dose") > 6
Polio immunization schedule is complete Case 1
/* @output: Polio immunization schedule is complete Case 1 @pseudocode: "Immunization recommendation status" = "Complete" "Completed the primary vaccination series" = TRUE (where "Vaccine type" = "Poliovirus-containing vaccines") */ define "Polio immunization schedule is complete Case 1": Encounter."Three poliovirus primary series doses were administered" and Encounter."Client's age was more than 6 weeks when the primary series was started"
Polio Booster Series Doses Administered to Patient
/* @internal: Polio Booster Series Doses Administered to Patient */ define "Polio Booster Series Doses Administered to Patient": "Polio Doses Administered to Patient".seriesBooster()
/* @internal: Polio Booster Series Doses Administered to Patient */ define "Polio Booster Series Doses Administered to Patient": PolioElements."Polio Booster Series Doses Administered to Patient".onOrBefore(Today)
Number of Polio Booster Series Doses Administered
/* @internal: Number of Polio Booster Series Doses Administered */ define "Number of Polio Booster Series Doses Administered": Count("Polio Booster Series Doses Administered to Patient")
/* @input: Polio booster dose was administered @pseudocode: Count of vaccines administered (where "Vaccine type" = "Poliovirus-containing vaccines" and "Type of dose" = "Booster dose") = 1 @code: Polio booster dose was administered-128 @decision: IMMZ.D2.DT.Polio.IPV-only: Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) */ define "Polio booster dose was administered": "Number of Polio Booster Series Doses Administered" = 1
Polio immunization schedule is complete Case 2
/* @output: Polio immunization schedule is complete Case 2 @pseudocode: "Immunization recommendation status" = "Complete" */ define "Polio immunization schedule is complete Case 2": Encounter."Three poliovirus primary series doses were administered" and Encounter."Polio booster dose was administered"
/* @output: Polio immunization schedule is complete @pseudocode: "Immunization recommendation status" = "Complete" "Completed the primary vaccination series" = TRUE (where "Vaccine type" = "Poliovirus-containing vaccines") */ define "Polio immunization schedule is complete": "Polio immunization schedule is complete Case 1" or "Polio immunization schedule is complete Case 2"
Polio immunization schedule is complete Guidance
/* @output: Polio immunization schedule is complete Guidance @guidance = Polio immunization schedule is complete as client's age was more than 6 weeks when the primary series was started. Three poliovirus primary series doses were administered. @guidance = Polio immunization schedule is complete. Three poliovirus primary series doses and a booster dose were administered. */ define "Polio immunization schedule is complete Guidance": case when "Polio immunization schedule is complete Case 1" then 'Polio immunization schedule is complete as client\'s age was more than 6 weeks when the primary series was started. Three poliovirus primary series doses were administered.' when "Polio immunization schedule is complete Case 2" then 'Polio immunization schedule is complete. Three poliovirus primary series doses and a booster dose were administered.' else '' end
Client's age was 6 weeks when the primary series was started
/* @input: Client's age was 6 weeks when the primary series was started @pseudocode: "Date and time of vaccination" (where "Vaccine type" = "Poliovirus-containing vaccines" AND "Dose number" = 1) − "Date of birth" = 6 weeks @code: Client's age was 6 weeks when the primary series was started-138 @decision: IMMZ.D2.DT.Polio.IPV-only: Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) */ define "Client's age was 6 weeks when the primary series was started": AgeInWeeksAt("Date of First Primary Series Polio Dose") = 6
The latest poliovirus dose was administered less than 6 months ago
/* @input: The latest poliovirus dose was administered less than 6 months ago @pseudocode: Today's date − Latest "Date and time of vaccination" (where "Vaccine type" = "Poliovirus-containing vaccines") < 6 months @code: The latest poliovirus dose was administered less than 6 months ago-121 @decision: IMMZ.D2.DT.Polio.IPV-only: Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) */ define "The latest poliovirus dose was administered less than 6 months ago": "Date of Latest Polio Dose" is not null and duration in months between "Date of Latest Polio Dose" and Today < 6
Primary series is complete. Client is not due for IPV booster dose
/* @output: Primary series is complete. Client is not due for IPV booster dose @pseudocode: "Immunization recommendation status" = "Not due" "Completed the primary vaccination series" = TRUE (where "Vaccine type" = "Poliovirus-containing vaccines") */ define "Primary series is complete. Client is not due for IPV booster dose": Encounter."Three poliovirus primary series doses were administered" and Encounter."Client's age was 6 weeks when the primary series was started" and Encounter."The latest poliovirus dose was administered less than 6 months ago"
Primary series is complete. Client is not due for IPV booster dose Guidance
/* @output: Primary series is complete. Client is not due for IPV booster dose Guidance @guidance: Should not vaccinate client with IPV booster dose as the latest poliovirus dose was administered less than 6 months ago. Check for any other vaccines due and inform the caregiver when to come back for the booster dose. */ define "Primary series is complete. Client is not due for IPV booster dose Guidance": 'Should not vaccinate client with IPV booster dose as the latest poliovirus dose was administered less than 6 months ago. Check for any other vaccines due and inform the caregiver when to come back for the booster dose.'
The latest poliovirus dose was administered more than 6 months ago
/* @input: The latest poliovirus dose was administered more than 6 months ago @pseudocode: Today's date − Latest "Date and time of vaccination" (where "Vaccine type" = "Poliovirus-containing vaccines") ≥ 6 months @code: The latest poliovirus dose was administered more than 6 months ago-121 @decision: IMMZ.D2.DT.Polio.IPV-only: Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) */ define "The latest poliovirus dose was administered more than 6 months ago": not("The latest poliovirus dose was administered less than 6 months ago")
/* @input: No polio booster dose was administered @pseudocode: Count of vaccines administered (where "Vaccine type" = "Poliovirus-containing vaccines" and "Type of dose" = "Booster dose") = 0 @code: No polio booster dose was administered-128 @decision: IMMZ.D2.DT.Polio.IPV-only: Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%) */ define "No polio booster dose was administered": "Number of Polio Booster Series Doses Administered" = 0
Primary series is complete. Client is due for IPV booster dose
/* @output: Primary series is complete. Client is due for IPV booster dose @pseudocode: "Immunization recommendation status" = "Due" "Completed the primary vaccination series" = TRUE (where "Vaccine type" = "Poliovirus-containing vaccines") */ define "Primary series is complete. Client is due for IPV booster dose": Encounter."Three poliovirus primary series doses were administered" and Encounter."Client's age was 6 weeks when the primary series was started" and Encounter."The latest poliovirus dose was administered more than 6 months ago" and Encounter."No polio booster dose was administered"
Primary series is complete. Client is due for IPV booster dose Guidance
/* @output: Primary series is complete. Client is due for IPV booster dose Guidance @guidance: Should vaccinate client with IPV booster dose as three poliovirus primary series doses were administered, client's age was 6 weeks when the primary series was started and the latest poliovirus dose was administered more than 6 months ago. Check for contraindications. */ define "Primary series is complete. Client is due for IPV booster dose Guidance": 'Should vaccinate client with IPV booster dose as three poliovirus primary series doses were administered, client\'s age was 6 weeks when the primary series was started and the latest poliovirus dose was administered more than 6 months ago. Check for contraindications.'
/* @dynamicValue: Guidance */ define "Guidance": case when "Client is not due for IPV vaccination" then "Client is not due for IPV vaccination Guidance" when "Client is due for IPV vaccination" then "Client is due for IPV vaccination Guidance" when "Polio immunization schedule is complete" then "Polio immunization schedule is complete Guidance" when "Primary series is complete. Client is not due for IPV booster dose" then "Primary series is complete. Client is not due for IPV booster dose Guidance" when "Primary series is complete. Client is due for IPV booster dose" then "Primary series is complete. Client is due for IPV booster dose Guidance" else '' end
define "Has Guidance": "Guidance" is not null and "Guidance" != ''
/** * @description: Gets immunizations on or before a date */ define fluent function onOrBefore(immunizations List<Immunization>, beforeDate Date): immunizations I where I.occurrence.toInterval() same day or before beforeDate
/** * @description: Gets the doses from the primary series */ define fluent function seriesPrimary(immunizations List<Immunization>): immunizations I where exists( I.protocolApplied pa where pa.series = 'Primary series' )
define function ToString(value string): value.value
define function ToString(value ImmunizationStatus): value.value
define function ToBoolean(value boolean): value.value
define function ToConcept(concept FHIR.CodeableConcept): if concept is null then null else System.Concept { codes: concept.coding C return ToCode(C), display: concept.text.value }
define function ToCode(coding FHIR.Coding): if coding is null then null else System.Code { code: coding.code.value, system: coding.system.value, version: coding.version.value, display: coding.display.value }
define fluent function mostRecent(immunizations List<Immunization>): Last( immunizations I sort by start of occurrence.toInterval() )
define fluent function earliest(immunizations List<Immunization>): First( immunizations I sort by start of occurrence.toInterval() )
/** * @description: Gets the doses from the Booster series */ define fluent function seriesBooster(immunizations List<Immunization>): immunizations I where exists( I.protocolApplied pa where pa.series = 'Booster dose' )
Value set Poliovirus-containing vaccines
IMMZ.D2.DT.Polio.IPV-only Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%)
WHO recommendations for routine immunization - summary tables (January 2025)
A primary 3-dose series of IPV administered beginning at 6 or 8 weeks of age, with a minimum 4-week interval between doses, is recommended.
Determine if the client is due for a poliovirus vaccination according to the national immunization schedule
Determine if the client is due for a poliovirus vaccination according to the national immunization schedule Inactivated polio vaccine (IPV)-only (in countries, in polio-free regions, with a very low risk of importation and sustained high routine immunization coverage (third dose of the diphtheria–tetanus–pertussis vaccine [DTP3] > 90%)
Concept { codes: { Code { system: 'http://smart.who.int/immunizations/CodeSystem/IMMZ.Z', code: 'DE31', display: 'Inactivated polio vaccines' } }, display: 'Inactivated polio vaccines' }
If the primary series begins at 6 weeks, a booster dose should be given 6 months or more after the third dose.
Check for Guidance for the patient regarding IMMZ.D2.DT.Polio.IPV-only.
Show Guidance for the patient regarding IMMZ.D2.DT.Polio.IPV-only.
Code { system: 'http://terminology.hl7.org/CodeSystem/communication-category', code: 'alert' }
Code { system: 'http://hl7.org/fhir/request-priority', code: 'routine' }