Abstract: The epidemiological characteristics of 129 cases of leprosy in migrant population were analyzed by descriptive epidemiological analysis in Wenshan Prefecture from 2011 to 2020. Results showed there were 434 new patients in Wenshan Prefecture from 2011 to 2020 including 129 (29.72%) migrant cases. 129 cases included 101 males and 28 females. The age ranged from 11 to 57 years old, and 3 cases were under 14 years old (2.33%). The main occupation were peasants (114, 88.37%), followed by students (7 cases, 5.43%). The most cases were from Qiubei County (49 cases) and Guangnan County (45 cases). The most cases went out to Guangdong Province (60 cases,46.51%), Zhejiang Province (33 cases, 25.58%) and Fujian Province (13 cases,10.08%). The main way of finding the new patients was seeing a doctor in the dermatology outpatient department (52 cases, 40.31%), followed by self-report (25 cases, 19.38%). The most common type was multi-bacterial type (89.92%). The malformation rate of grade 2 was 15.50%. The average delay time of diagnosis was 18 months, and the main source of infection was within the home (51.16%).

Key words: leprosy, migrant population, epidemiological analysis