HIV/AIDS流行的"老龄化"趋势:2005-2024年无锡市滨湖区流行病学特征及防治对策OA

Objective To analyze the"aging"trend and epidemiological characteristics of HIV/AIDS prevalence in the Binhu District of Wuxi City from 2005 to 2024 and to provide evi-dence for optimizing prevention and control strategies for the elderly population.Methods Based on data from the China Disease Prevention and Control Information System,historical data of HIV/AIDS cases with current addresses in the Binhu District of Wuxi City were collected to analyze the trends,demographic characteristics,transmission modes,and avenues of identification for cases aged 50 years and older.Results A total of 753 HIV/AIDS cases were reported,with an average annual incidence rate of 3.90/100,000,showing an overall upward trend(trendx2=226.28,P＜0.01).The proportion of cases in the elderly group aged ≥ 50 years continued to rise from 11.11％in 2005 to 26.00％in 2024.This population primarily featured heterosexual transmission(68.29％),a significantly higher proportion than that of the 15-24 years group(18.56％,P＜0.01).The proportion of migrant population was 49.80％,and over 90％were diagnosed through passive screening at medical institutions.Conclusions The HIV/AIDS epidemic in the Binhu District shows significant"aging"and"mobility"characteristics.It is recommended to establish a comprehensive prevention and control system centered on active HIV testing counseling(PITC)by medical staff,with elderly-oriented health education and connectivity for migrant population serv-ices as support.