Authors
James A Cranford, Patrick E Shrout, Masumi Iida, Eshkol Rafaeli, Tiffany Yip, Niall Bolger
Publication date
2006/7/1
Journal
Personality and Social Psychology Bulletin
Volume
32
Issue
7
Pages
917
Publisher
Sage Publications
Description
The recent growth in diary and experience sampling research has increased research attention on how people change over time in natural settings. Often however, the measures in these studies were originally developed for studying between-person differences, and their sensitivity to within-person changes is usually unknown. Using a Generalizability Theory framework, the authors illustrate a procedure for developing reliable measures of change using a version of the Profile of Mood States (POMS; McNair, Lorr, & Droppleman, 1992) shortened for diary studies. Analyzing two data sets, one composed of 35 daily reports from 68 persons experiencing a stressful examination and another composed of daily reports from 164 persons over a typical 28-day period, we demonstrate that three-item measures of anxious mood, depressed mood, anger, fatigue, and vigor have appropriate reliability to detect within-person …
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JA Cranford, PE Shrout, M Iida, E Rafaeli, T Yip… - Personality and Social Psychology Bulletin, 2006