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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
11651

10. Other biomarker modality - Was another biomarker modality used to support an etiological diagnosis? (othbiom3)

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

Overview

Valid: 56
Range: -
Format:

Questions and instructions

Question pretext
[othbiom2]='1' or [othbiom2]='2'
Categories
Value Category Cases
0 No 14
25%
1 Yes, results were normal or abnormal 23
41.1%
2 Yes, results were indeterminate 19
33.9%
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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