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

12374

Study Description
Data Dictionary

10b. What is your highest level of education? (lvleduc)

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

Overview

Valid: 54

Range: -

Format:

Questions and instructions

Question pretext

[packet]='I' OR [packet]='I4'

Categories

Value	Category	Cases
1	Less than high school	13	24.1%
2	High school or GED	4	7.4%
3	Some college	12	22.2%
4	Bachelor's degree	7	13%
5	Master's degree	4	7.4%
6	Doctorate	11	20.4%
9	Don't know	3	5.6%

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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