Name Steward Organization Suggested Domain Suggested Domain Description Cde Group Classification
1. What is the co-participant's relationship to the participant? NACC Demographic information
Patient and caregiver demographic information
 Other NIA-funded studies
  • ▼ NACC
    • ▼ Uniform Data Set
      • ▼ Form name- A2: Co-participant Demographics
        • ▼ Packet- Initial Visit Packet
          • Variable name- inrelto

# Datatype

UUID: 2ea554de-bc30-5c32-a258-0c0f28e3dd17

Value List

# Permissible value Value meaning name

UUID: c6f06064-5961-5a45-b586-745872ac4d74

1 Spouse, partner, or companion (include ex-spouse, ex-partner, fiancé(e), boyfriend, girlfriend)

UUID: 5484dddb-e029-5037-9cd8-f6d688c6e9b8

2 Child (by blood or through marriage or adoption)

UUID: 6bc83e1b-ef47-5efb-b516-5fe24866927b

3 Sibling (by blood or through marriage or adoption)

UUID: 7b6ae5b0-238a-5fb0-a474-649b12b62328

4 Other relative (by blood or through marriage or adoption)

UUID: 78392ec0-29b9-569e-970d-5e5f8ad1d25f

5 Friend, neighbor, or someone known through family, friends, work, or community (e.g., church)

UUID: 3c3bb852-7107-5198-908d-73d072c88618

6 Paid caregiver, health care provider, or clinician

# Identifier Origin Version

UUID: 88c992fd-45a6-5fef-a8b9-4d8029725ad1

UDS_a2_Initial Visit Packet_inrelto NACC-source_dataset+form_name+packet+var_name NACC_uds-v4-ivp-ded-11122025