Tehran University of Medical Sciences Iranian Journal of Public Health 2251-6085 49 7 2020 06 30 1316 1323 Ahmad ALIPOUR Department of Psychology, Payame Noor University, Tehran, Iran Abolfazl GHADAMI Department of Assessment and Measurement, Allameh Tabatabai University, Tehran, Iran Aida FARSHAM Department of Psychology, School of Health Psychology, University of Tehran, Tehran, Iran Negin DORRI Department of Psychology, School of Health Psychology, University of Tehran, Tehran, Iran 2020 04 21 2020 05 08 Background: Given the epidemic of Corona disease and its associated anxiety, it is necessary to develop a tool to measure anxiety. This study was conducted to instruct Corona Disease Anxiety Scale (CDAS) to measure the level of anxiety, during the prevalence of the COVID-19 in Iran. Methods: The present study was considered as applied research in terms of purpose and descriptive-correlational research in terms of methodological. 318 individuals (aged from 18 to 60 years old) completed the Corona Disease Anxiety Scale (CDAS) and the General Health Questionnaire (GHQ) online Results: Corona Disease Anxiety Scale had a good internal consistency (α=0.91) and good convergent validity, correlating with the GHQ-28 (r=0.49, P>0.01). Exploratory analysis revealed psychological and physical factors. These 2 factor account for 51% of the total variance and 9 items were loaded on every factor. Conclusion: This scale is reliable and valid scale for measuring Corona anxiety in non-clinical Iranian population. https://ijph.tums.ac.ir/index.php/ijph/article/view/20447 https://ijph.tums.ac.ir/index.php/ijph/article/download/20447/6857