/*
* Library: IMMZD18STyphoidViPSLogic (IMMZ.D18.S.Typhoid.ViPS schedule)
* Schedule Table: Unconjugated Vi polysaccharide (ViPS), 1 dose schedule
*/
library IMMZD18STyphoidViPSLogicusing FHIR version '4.0.1'include FHIRHelpers version '4.0.1'include WHOCommon called WCinclude IMMZCommon called Commoninclude IMMZConcepts called Conceptsinclude IMMZEncounterElements called IEinclude IMMZD2DTTyphoidEncounterElements called Encounterparameter Today Date default Today()/*
@complete: One typhoid dose from the primary series was administered. The primary series has been completed
@pseudocode: "Completed the primary vaccination series" = TRUE (where "Vaccine type" = "Typhoid vaccines")
*/
define "One typhoid dose from the primary series was administered. The primary series has been completed":
Encounter."One typhoid primary series dose was administered"/*
@output: Typhoid dose 1
@description: Provision of the typhoid ViPS dose 1
@trigger: Child's birth
@pseudo:
@triggerDate: "Date of birth"
*/
define "Typhoid dose 1":
Encounter."No typhoid primary series doses were administered"
and not "One typhoid dose from the primary series was administered. The primary series has been completed"/*
@dynamicValue: Typhoid dose 1 Due Date
@pseudocode: "Date of birth" + 2 years
*/
define "Typhoid dose 1 Due Date":
if "Typhoid dose 1" then Patient.birthDate + 2 years
else null/*
@output: Typhoid dose 1 Create
@create: Typhoid dose 1 should be provided if the client's age is over 2 years, and the region recommends typhoid vaccination.
*/
define "Typhoid dose 1 Create":
if "Typhoid dose 1"
then 'Typhoid dose 1 should be provided if the client\'s age is over 2 years, and the region recommends typhoid vaccination.' + '
Due Date: ' + ToString("Typhoid dose 1 Due Date")
else ''/*
@dynamicValue: Typhoid dose 1 Overdue
@pseudocode: To be determined by Member States; however, there is no recommended overdue date and individuals are always eligible to be vaccinated.
*/
define "Typhoid dose 1 Overdue":
null/*
@dynamicValue: Typhoid dose 1 Expiration
@pseudocode: To be determined by Member States; however, there is no recommended expiration date and individuals are always eligible to be vaccinated.
*/
define "Typhoid dose 1 Expiration":
null/*
@output: Typhoid booster dose(s)
@description: Provision of the typhoid ViPS booster dose
@trigger: The primary series has been completed
@pseudo: "Completed the primary vaccination series" = TRUE (where "Vaccine type" = "Typhoid vaccines")
@triggerDate: Latest "Date and time of vaccination" (where "Vaccine type" = "Typhoid vaccines")
*/
define "Typhoid booster dose(s)":
"One typhoid dose from the primary series was administered. The primary series has been completed"/*
@dynamicValue: Typhoid booster dose(s) Due Date
@pseudocode: Latest "Date and time of vaccination" (where "Vaccine type" = "Typhoid vaccines") + 3 years
*/
define "Typhoid booster dose(s) Due Date":
if "Typhoid booster dose(s)" then Encounter."Date of Latest Typhoid Dose" + 3 years
else null/*
@output: Typhoid booster dose(s) Create
@create: Revaccination is recommended every 3 years for ViPS.
*/
define "Typhoid booster dose(s) Create":
if "Typhoid booster dose(s)"
then 'Revaccination is recommended every 3 years for ViPS.' + '
Due Date: ' + ToString("Typhoid booster dose(s) Due Date")
else ''/*
@dynamicValue: Typhoid booster dose(s) Overdue
@pseudocode: To be determined by Member States; however, there is no recommended overdue date and individuals are always eligible to be vaccinated.
*/
define "Typhoid booster dose(s) Overdue":
null/*
@dynamicValue: Typhoid booster dose(s) Expiration
@pseudocode: To be determined by Member States; however, there is no recommended expiration date and individuals are always eligible to be vaccinated.
*/
define "Typhoid booster dose(s) Expiration":
null/*
@complete: Typhoid booster dose was administered less than 3 years ago
@pseudocode: Count of vaccines administered (where "Vaccine type" = "Typhoid vaccines" and "Type of dose" = "Booster dose") ≥ 1 AND Today's date - Latest "Date and time of vaccination" (where "Vaccine type" = "Typhoid vaccines") < 3 years
*/
define "Typhoid booster dose was administered less than 3 years ago":
Encounter."Date of Latest Typhoid Dose" is not null
and duration in years between Encounter."Date of Latest Typhoid Dose" and Today < 3/*
@test: Test expected results based on example patients
*/
define "Test Validation":
case
when Patient.id = 'Typhoid19.1' then "Typhoid dose 1"when Patient.id = 'Typhoid20.2' then "Typhoid dose 1"when Patient.id = 'Typhoid21.2' then "Typhoid booster dose(s)"when Patient.id = 'Typhoid22.2' then "Typhoid booster dose(s)"
else 'No test case set'
end