Name Steward Organization Suggested Domain Suggested Domain Description Cde Group Classification
5. What sex were you assigned at birth, on your original birth certificate? NACC Demographic information
Patient and caregiver demographic information
 Other NIA-funded studies
  • ▼ NACC
    • ▼ Uniform Data Set
      • ▼ Form name- A1: Participant Demographics
        • ▼ Packet- Initial Visit Packet
          • Variable name- birthsex

# Datatype

UUID: 1dffda76-fa1f-5686-b4ed-33381034a477

Value List

# Permissible value Value meaning name

UUID: 62290d65-e331-553d-a240-a7b558110fde

1 Male

UUID: 83b67aac-fa9f-5145-af6a-01cbbd943d65

2 Female

UUID: 270c319e-29f9-5d1a-a20e-40bc692a328e

8 Prefer not to answer

UUID: 26cf238a-441d-5509-ab54-b3da9e1ff670

9 Don't know

# Identifier Origin Version

UUID: 0ab7620f-f05a-5411-a8b6-9ab3788c88a4

UDS_a1_Initial Visit Packet_birthsex NACC-source_dataset+form_name+packet+var_name NACC_uds-v4-ivp-ded-11122025