Less is not always more: The case of the 36-item short form of the Zimbardo Time Perspective Inventory

Author(s)
McKay, Michael T
Worrell, Frank C
Temple, Elizabeth
Perry, John L
Cole, Jon C
Mello, Zena R
Publication Date
2015
Abstract
Recently, a shortened version of the Zimbardo Time Perspective Inventory (ZPTI; Zimbardo & Boyd, 1999) was proposed as a "gold standard" (Sircova et al., 2014, p. 9). In this study, we examined the internal consistency and structural validity of this version of the ZPTI in samples of adolescents from the United Kingdom (N = 913) and the United States (N = 815), and adults from Australia (N = 667). Results provided support for the internal consistency of ZPTI scores, but structural validity analyses indicated poor fit and numerous problematic items. The findings call into question the use of scores on this shortened version of the ZTPI.
Citation
Personality and Individual Differences, v.72, p. 68-71
ISSN
1873-3549
0191-8869
Link
Language
en
Publisher
Elsevier Ltd
Title
Less is not always more: The case of the 36-item short form of the Zimbardo Time Perspective Inventory
Type of document
Journal Article
Entity Type
Publication

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