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

14873

Study Description
Data Dictionary

10. Arising from chair (arising)

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

Overview

Valid: 55

Range: -

Format:

Questions and instructions

Question pretext

[pdnormal] <> '1'

Categories

Value	Category	Cases
0	Normal	2	3.6%
1	Slow; or may need more than one attempt	15	27.3%
2	Pushes self up from arms of seat	18	32.7%
3	Tends to fall back and may have to try more than one time, but can get up without help.	7	12.7%
4	Unable to arise without help	4	7.3%
8	Untestable	9	16.4%

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.

Back to Catalog