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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
12655

14d. Trial 2 -- Total recall (loc_cerad2rec_c2)

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

Overview

Valid: 56
Range: -
Format:

Questions and instructions

Question pretext
[loc_verbaltest_c2]='2' and [loc_cerad1rec_c2]<94
Categories
Value Category Cases
0 0 6
10.7%
1 1 3
5.4%
2 2 4
7.1%
3 3 6
10.7%
4 4 5
8.9%
5 5 2
3.6%
6 6 9
16.1%
7 7 8
14.3%
8 8 4
7.1%
9 9 4
7.1%
10 10 5
8.9%
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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