Psychological distress related to Covid-19 in healthy public (CORPD): A statistical method for assessing the validation of scale

Using the empirically statistical method, such as Cronbach's alpha, exploratory factor analysis, and confirmatory factor analysis, to assess the validation of the scales, which reflected the psychological distress related to Covid-19. The scale of covid-19 related psychological distress in healthy public, developed by Feng et al. (2020), has been measured by two factors, including anxiety and fear of being inflected by covid-19 (AF) and suspicious of being inflected by covid-19 (SU). Common method variable was employed to confirm that common method bias was not a major issue in this study. • This study confirmed that both anxiety and fear of being inflected by covid-19 and suspicious of being inflected by covid-19 has been validated with 6 items. • The results of this study provided valid scales that indicated psychological distress involved in covid-19 for further studies to investigate the impacts of covid-19 pandemic on individuals’ mental health. • The findings also served as the good references for both scholars and practitioners to inhibit the spread of covid-19.