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Conclusion: Thanks to its good psychometric properties the PTI-AS can be considered as a brief and useful measure for assessing alexithymia.Īpfel, R. 001) were statistically significant, supporting the scale’s concurrent validity. Correlations between the PTI Alexithymia Scale, the TAS-20 (r =. The PTI Alexithymia Scale showed a good degree of internal consistency (α =. Results were confirmed by Confirmatory Factor Analysis (CFA), which yielded good fit indices (CFI =. Results: Exploratory Factor Analysis (EFA) showed a solid structure with one factor. In order to evaluate aspects of discriminant validity a group of patients with a diagnosis of Eating Disorders completed the PTI-AS, the TAS-20 and the Eating Disorders Inventory (EDI-3). In order to evaluate aspects of concurrent validity, a part of the sample (n = 116) completed the PTI-AS, the Twenty-Items Toronto Alexithymia Scale (TAS-20) and the Bermond-Vorst Alexithymia Questionnaire (BVAQ). Method: A group of 778 participants completed the PTI-AS. Structural equation modeling indicated a significantly negative effect of dichotomous thinking only on real body image in Russia the ideal body image had greater effects on eating disorder in Russia than in Japan.Background: The aim of this study is to investigate the psychometric properties of a new measure of alexithymia, the Psychological Treatment Inventory-Alexithymia Scale (PTI-AS). DTI scores among Russian participants were higher than DTI scores among Japanese participants, which indicated that Russian women think more dichotomously than Japanese. The results showed that Japanese women have leaner ideal body images than Russian women, whereas there were no cross-cultural differences in the participants’ real body images. The mean age of the participants was 19.8 years, with no significant age differences between the countries. Participants included 419 Japanese and 187 Russian college women who completed the Dichotomous Thinking Inventory (DTI), the 26-item version of the Eating Attitudes Test, and responses regarding nine figures representing female body shapes. Psychological Assessment Resources, Odessa.Įating disorders, body image, and dichotomous thinking among Japanese and Russian college womenĮating Disorder Body Image Dichotomous Thinking Cross-Cultural Differences Japanese Women Russian WomenĪBSTRACT: This study explored cross-cultural differences between Japan and Russia in terms of women’s body images, proneness to eating disorders, and the effects of dichotomous thinking.
Eating disorder inventory-2: Professional manual.