Features of subjective manifestations of computer visual syndrome among students

Abstract

Purpose. To conduct a qualitative and quantitative evaluation of the subjective components of the CVS. Material and methods. 346 people participated in the study, who are students of various higher and secondary educational institutions in Russia, whose average age was 20.6 ± 0.1 years. With the help of a multidimensional author's questionnaire, such groups of CVS symptoms as conjunctival, accommodative, visual-motor, neuroreceptor and neuropsychiatric, as well as the frequency and duration of use of devices were evaluated. Results. The average experience of using digital devices among students was 10.6 ± 0.2 years, the frequency of using «I live with a computer / smartphone» turned out to be the most popular, and the most common manifestations of CVS in each group were complaints of dryness, difficulty focusing at a long distance, blurred vision during visual work, sleep disturbance and eye pain. Conclusion. A preliminary analysis of the results of a multidimensional online questionnaire on the qualitative and quantitative analysis of the subjective components of CVS among students showed the need to take into account and further study such symptoms as neuroreceptor and psychoneurological, which could expand the possibilities of diagnosing CVS and help in the subsequent assessment of clinical complaints of CVS in people using digital devices. Keywords: computer visual syndrome, device, complains, symptoms, questionnaire, dry eye syndrome