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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
12836

19. Overall course of decline of cognitive/behavioral/motor syndrome:   (course)

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

Overview

Valid: 56
Range: -
Format:

Questions and instructions

Question pretext
[decclmot] <> ''
Categories
Value Category Cases
1 Gradually progressive 8
14.3%
2 Stepwise 8
14.3%
3 Static 8
14.3%
4 Fluctuating 6
10.7%
5 Improved 10
17.9%
8 Not applicable 8
14.3%
9 Unknown 8
14.3%
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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