Comparative analysis of Dry Eye Questionnaire 5 and Ocular Surface Disease Index in assessing dry eye symptoms

To compare the performance of the Dry Eye Questionnaire (DEQ-5) questionnaire with the Ocular Surface Disease Index (OSDI) questionnaire and check its application in large screening camps or nonclinic-based settings. Cross-sectional observation study. To evaluate the DEQ 5 questionnaire by comparing its performance to that of OSDI in assessing dry eye. A cross-sectional study comparing the performance of two questionnaires was conducted. Demographic information was collected. The Cronbach’s alpha reliability and correlation were determined using the Pearson correlation coefficient. The reliability of both the DEQ 5 and OSDI was 0.52 and 0.78, respectively. There was a statistically significant correlation between both questionnaires. (r = 0.6, P < 0.050). DEQ-5 questionnaire can serve as a useful tool for evaluating and monitoring in various dry eye settings in comparison to OSDI.