https://www.selleckchem.com/pr....oducts/sodium-ascorb
46, p less then .05). Construct validity was assessed using exploratory factor analysis (EFA), confirmatory factor analysis (CFA), and item response theory (IRT). The unidimensional factor structure of the FCV-19S was confirmed on the study sample. The Arabic version of the FCV-19S is a reliable and valid instrument with good psychometric properties. The use of this scale for assessing the severity of fear related to the COVID-19 pandemic among Arabic-speaking populations is recommended. The findings may guide future COVID-19
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