Five studies document the validity of a new 8-item scale designed to measure "positivity," defined as the tendency to view life and experiences with a positive outlook. In the first study (N = 372), the psychometric properties of Positivity Scale (P Scale) were examined in accordance with classical test theory using a large number of…

Reverse-scored items on assessment scales increase cognitive processing demands and may therefore lead to measurement problems for older adult respondents. In this study, the objective was to examine possible psychometric inadequacies of reverse-scored items on the Center for Epidemiologic Studies Depression Scale (CES-D) when used to assess…

The Center for Epidemiologic Studies Depression Scale (CES-D) is one of the most widely used measures of depressive symptoms in research today. The original psychometric work in support of the CES-D (Radloff, 1977) described a 4-factor model underlying the 20 items on the scale. Despite a long history of evidence supporting this structure,…

This study examined the factor structure of the English version of the Intolerance of Uncertainty Scale (IUS; French version: M. H. Freeston, J. Rheaume, H. Letarte, M. J. Dugas, & R. Ladouceur, 1994; English version: K. Buhr & M. J. Dugas, 2002) using a substantially larger sample than has been used in previous studies. Nonclinical…

Three studies involving 328 married couples were conducted to validate the Marital Offence-Specific Forgiveness Scale, a new measure assessing offence-specific forgiveness for marital transgressions. The studies examined the dimensionality; internal consistency; and discriminant, concurrent, and predictive validity of the new measure. The final…

The utility of a Korean version of the Center for Epidemiological Studies Depression Scale (CES-D) for identifying depression was studied for 860 Korean immigrants in Canada. Evidence supports the Korean version, although it is recommended that Positive Affect items be deleted to avoid overstating psychological distress. (SLD)