Psychometric Properties of Clinical Anger Scale

Anger is one of the emotions that is widely and disproportionately used by people and has various negative consequences such as; Physical and mental illness, disruption of interpersonal relationships and legal crimes; Therefore, measuring and evaluating the level of anger and managing this emotion seems necessary. Therefore, this study was conducted to investigate the psychometric properties of the clinical anger scale. The statistical population of the present study included all Iranians aged 18 to 60 years in the period from August to October 1400. The statistical sample of the study included 322 people who were selected by available sampling method through online call. In order to evaluate the convergent and divergent validity, the second version of the Acceptance and Practice Questionnaire (AAQ - II) and the difficulty in emotion regulation scale (DERS) were used. The factor structure of the questionnaire was examined through confirmatory factor analysis. The results showed that the reliability of the clinical anger scale based on Cronbach's alpha was between 0.90 and based on the the test-retest was 0.83. Studies on the convergent and divergent validity of the clinical anger scale also confirmed the acceptable validity of the scale in the study sample. Based on the findings, it can be said that the clinical anger scale is a reliable and valid tool for measuring anger in the Iranian population.