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

14950

5. Are you in good spirits most of the time? (loc_spirits)

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

Overview

Valid: 37

Mean: 43.06

var_std: 17.19

Range: -

Format: Numeric

Others

Notes

Calculated : if([spirits]<>"", if([spirits] = 9, 0, [spirits]), "")

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