Medical service usage for AD in Korea.

This cross-sectional, retrospective, observational study aimed to analyze the distribution and healthcare usage patterns of patients with atopic dermatitis using the 2010–2018 Health Insurance Review and Assessment Service data. Patients diagnosed with atopic dermatitis in Korea between January 2010 and December 2018 and registered in the Health Insurance Review and Assessment national database were identified, and 270,008 patients who used healthcare services at least once during this period were evaluated to ascertain the healthcare usage patterns and treatment methods for atopic dermatitis. The number of patients with atopic dermatitis plateaued during the study period, while the number of claims and total expenses increased by a small margin. Atopic dermatitis prevalence was the highest among patients aged本项横断面回顾性观察研究旨在依托2010—2018年健康保险审查与评价服务（Health Insurance Review and Assessment Service）数据，分析特应性皮炎（atopic dermatitis）患者的分布特征与医疗服务使用模式。本研究纳入2010年1月至2018年12月期间于韩国确诊为特应性皮炎，并登记于健康保险审查与评价国家数据库的患者；最终筛选出研究周期内至少接受过1次医疗服务的270008例患者，对其特应性皮炎的医疗使用模式与治疗方案展开分析。研究周期内，特应性皮炎患者总人数趋于平稳，而医保申报次数与总医疗支出均小幅增长。特应性皮炎患病率在年龄为____的患者中最高