Sex Assigned at Birth

STATUS: PROPOSAL , NOT IMPLEMENTED - UNDER DISCUSSION

Resource affected	Patient
Approved	Interdepartmental Metrics Working Group 10 Aug 2023 (provided by Wycliffe Waweru
Initial implementation	Expected early Q4 2023

Definition

The sex that was assigned and recorded on the birth certificate at the time of an individual's birth. This value will be collected in the few projects where this data is critical for providing medical care.

(Definition based on term https://loinc.org/76689-9/ )

Initial standard values [July 2023]

Based on LOINC Answer List https://loinc.org/LL3324-2 for term https://loinc.org/76689-9/

Code	Code System	Display	Code Ref	LOINC	In LOINC ValueSet LL3324-2
M	FHIR admin gender	Male	http://hl7.org/fhir/v3/AdministrativeGender	LA2-8	X
F	FHIR admin gender	Female	http://hl7.org/fhir/v3/AdministrativeGender	LA3-6	X
UNK	FHIR admin gender	Unknown	http://hl7.org/fhir/v3/NullFlavor	LA4489-6	X

Values that we will add when the request is validated

Code	coding system	Answer	Code Ref	LOINC	SNOMED CT	ICD-10/11
UN	FHIR gender	Undifferentiated/Intersex		n/a
	see note	Decline to answer		n/a

Note: FHIR does NOT plan to add an option for “decline to answer”

Release history

Version	Date	Released as
1.0		Deployment to XXXX

References

HL7 FHIR US CORE Birth Sex ValueSet (FHIR v4.0.1)
Representing Patient Sex (At Birth) (US HealthIT.gov)
ValueSet from LOINC Answer List https://loinc.org/LL3324-2 for term https://loinc.org/76689-9/ : https://fhir.loinc.org/ValueSet/LL3324-2 [canonical URL: http://loinc.org/vs/LL3324-2]