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central

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
14352

5m2. Primary site of cancer (loc_cans)

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

Overview

Valid: 43
Range: -
Format:

Questions and instructions

Question pretext
[canceractv]='1' or [canceractv]='2'
Categories
Value Category Cases
cancblood 5m2a. Blood 17
39.5%
cancbreast 5m2b. Breast 4
9.3%
canccolon 5m2c. Colon 12
27.9%
canclung 5m2d. Lung 4
9.3%
cancprost 5m2e. Prostate 3
7%
cancotherx 5m2f. Other {cancotherx} 3
7%
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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