Uniform Data Set version 4
UDSv4 - Template

United States

Reference ID

USDv4

Producer(s)

National Alzheimer’s Coordinating Center (NACC) and the NIA-funded ADRC network

Collections

Clinical Trial

Metadata

DDI/XML JSON

Created on

Jul 02, 2026

Last modified

Jul 07, 2026

Page views

13622

IVP Q12./FVP Q4 What is your living situation? (livsitua)

Data file: UDSv4TemplateForXMLD_2026-04-14_0731.REDCap.xml

Overview

Valid: 56

Range: -

Format:

Questions and instructions

Categories

Value	Category	Cases
1	Live alone	5	8.9%
2	Live with one other person: a spouse or partner	2	3.6%
3	Live with one other person: a relative, friend, or roommate	13	23.2%
4	Live with caregiver who is not spouse/partner, relative, or friend	5	8.9%
5	Live with a group (related or not related) in a private residenceLive with a group (related or not related) in a private residence	8	14.3%
6	Live in group home (e.g., assisted living, nursing home, convent)Live in group home (e.g., assisted living, nursing home, convent)	10	17.9%
9	Don't know	13	23.2%

Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.

Back to Catalog