Authors
Abstract
Aim and background: Since there is no questionnaire in Iran to measure child and adolescent anger, we need to translate and validate STAXI-2 C/A from English to Persian. For this reason, the aim of the present study was to investigate the psychometric properties of the measure of State-Trait Anger Expression Inventory -2 Child and Adolescent (STAXI-2 C/A) amongst a sample of Iranian students aged 12-17 years.
Methods and materials: in this descriptive study, the questionnaire has been carried out on 556 high- School and junior- high –school students. Validation of the (STAXI-2 C/A) was carried out on aspects of convergent and divergent validity. The results of the analysis supported the convergent and divergent validity of (STAXI-2 C/A).Reliability of the (STAXI-2 C/A) was examined in two ways: Cronbach alpha coefficient and test-retest reliability (with 14 days between two assessments).
Results: The results internal consistency and test-retest coefficients of the (STAXI-2 C/A) were satisfactory to excellent.
Conclusion: In general, these findings support the validity and reliability of (STAXI-2 C/A). Amongst sample of Iranian students.
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