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

14733

Study Description
Data Dictionary

2h1a-2h1e Primary Drug Target (loc_tgt8)

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

Overview

Valid: 60

Range: -

Format:

Questions and instructions

Question pretext

[loc_trt_num]>7

Categories

Value	Category	Cases
ab8	Amyloid beta	10	16.7%
tau8	Tau	12	20%
inf8	Inflammation	17	28.3%
syn8	Synaptic plasticity / neuroprotection	9	15%
oth8	Other target(s)	12	20%

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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