Abstract: Objective To analyze the epidemiological features of HIV / AIDS infection among Myanmar people currently living in Tengchong City,Yunnan Province,so as to provide scientific evidences in formulating prevention and control strategies for AIDS in this population group. Methods The data on the patients of Myanmar nationality infected with HIV / AIDS reported in Tengchong City were online collected from 2010 to 2020 via the subsystem for infectious disease surveillance under China Center for Disease Control and Prevention,and then analyzed using descriptive epidemiological method for epidemiological characteristics. Results A total of 592 cases of HIV / AIDS infection involved in Myanmar nationality were reported in Tengchong City from 2010 to 2020. HIV infection and AIDS cases accounted for 89. 70% (531 / 592) and 10. 30% (61 / 592),respectively. Most cases were reported in 2018( n= 116). The male / female ratio was 1. 97:1. The infection was dominant in patients aged between 21 and 30 years old,which accounted for 46. 28%(274 / 592) of the total infections. The occupation and marriage status were associated with farmers(89. 53%,530 / 592),married(53. 21%,315 / 592),and unmarried( 40. 54%, 240 / 592) . The infection was most seen in patients with educational background under primary school (73. 81%,437 / 592). Heterosexual transmission was the major route of infection(85. 30%,505 / 592). The infections were generally identified by blood test in medical institutions(31. 25%,185 / 592),quarantine for entry personnel(27. 36%,162 / 592) and physical examination for detainees(19. 26%,114 / 592). There was statistical difference in the gender proportion of HIV / AIDS infection and means to identify the infection in the Myanmar people( χ2 = 31. 014、167. 815,all P<0. 001). Conclusion HIV / AIDS infection tends to increase in Myanmar people living in Tengchong City. The findings suggest that our city is facing with a new challenge in following prevention and control of HIV / AIDS infection,for which collaboration from multi-sections is necessary,and the monitoring and corresponding interventions should be enhanced in the Myanmar people in Tengchong City.

Key words: HIV / AIDS, Myanmar nationality, Epidemiological characteristics