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

14859

Study Description
Data Dictionary

19. I often feel abandoned (abandoned)

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

Overview

Valid: 55

Range: -

Format:

Questions and instructions

Question pretext

[modea1a] <> '0'

Categories

Value	Category	Cases
1	Strongly disagree	4	7.3%
2	Disagree	6	10.9%
3	Neither disagree or agree	4	7.3%
4	Agree	15	27.3%
5	Strongly agree	21	38.2%
8	Prefer not to answer	5	9.1%

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.

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