ABSTRACT
Background and Objective: The aim of this research is validation of questionnaire of covid-19 social effects (SISQ) on Iranian students. Methods: The current study is a descriptive-analytic validation-type study and its statistical population was consisted of students of University of Tehran who 300 of them took part in this research voluntarily. After study of content validity, exploratory and confirmatory factor analysis was used to study construct validity and Cronbach Alfa and cluster correlation coefficients were utilized to study the reliability;for further study on main variables of research, Pearson correlation and T tests were used;analyses were conducted by SPSS25 and AMOS26 softwares. Results: In study of validity of seventh item questionnaire, based on professors’ opinion, it was out of content validity (cvr= 0.16);in exploratory factor analysis, four social distance, social acceptance, social information and social anxiety factors were extracted which expressed 57.99 percent variance of questionnaire;results of confirmatory factor analysis confirmed the 4-factor model after adding and omitting processes (RMSEA= 0.05, CFI= 0.93, IFI= 0.93, p= 0.09, x2= 85.26), Cronbach Alfa and interclass correlation coefficients were equal to 0.8 for the final questionnaire;correlation of all items with the total mark was positive and meaningful and the values varied from 0.49 to 0.65. Average (standard deviation) of studied people’s age was 24.07 (6.27) year. Conclusion: 14-item questionnaire of covid-19 social effects on students has acceptable validity and reliability.Further studies in other populations are suggested. © 2021, Iranian Epidemiological Association. All rights reserved.