Comprehensive Survey Of Vitiligo Patients In Northeast Of China Using A Predesigned Questionnaire

Objective:To assess the sociodemographic data and clinical information of outpatients affected by vitiligo in Northeast of China,vitiligo patients or guardians who presented to the clinic were invited to participate in an exploratory questionnaire.Methods:The questionnaire consisted of two sections related to vitiligo,including sociodemographic data and clinical information.Results:A total of 983 vitiligo patients answered the questionnaire.The proportion of female was 50.9%and the proportion of male patients was 49.1%.The mean age of the patients was 30 years old(29.77±0.59).The range of age was from 4 months to 79 years old.Most of the patients suffered from vitiligo in childhood or young adulthood at the first time.Head/face/neck was the most common sites.Vitiligo vulgaris was the most common type of vitiligo in clinic and 53.0%of patients were categorized as body surface area(BSA)of 10%or less.More than half(64.6%)of patients chose not less than two ways to treat vitiligo.In response to the latest treatment,43.6%of patients achieved good response(completely stopped or almost disappeared).More patients at active stage showed good response than the patients at stable stage(?~2=7.866,p<0.05).Chronic combinations were observed in 12.6%of patients with BSA of more than 10%,whereas those were seen in6.0%of patients with BSA of 10%or less(?~2=12.969,p<0.05).In the patients,10.4%of them had a family history of early gray hair and 11.3%of their relatives had vitiligo.Conclusion:Active vitiligo seems to respond better than stable vitiligo and complications with other autoimmune diseases more frequently observed in severe patients than mild patients.The current study presented a comprehensive understanding of vitiligo in Northeast of China.