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目的了解遵义市50岁及以上人群HIV/AIDS流行情况,为该人群HIV/AIDS的防控提供参考依据。方法运用描述流行病学方法,分析遵义市1995-2014年50岁及以上HIV/AIDS病例的流行病学特征。结果遵义市于2005年报告首例50岁及以上病例,截止2014年累计报告558例,占总报告病例数的24.5%,所占比例呈逐年上升趋势,从2005年的6.5%上升到2014年的40.6%,男女性别比为3.4∶1,最大年龄92岁,平均年龄(63.2±8.9)岁,职业以农民、家政、家务及待业、离退休人员为主,文化程度以小学为主,占50.5%,其次为初中,占31.4%,主要存在性传播和注射传播2种传播途径,以异性传播为主,占95.9%,病例样本主要来源于医疗机构,共421例,占75.4%,病例主要集中在红花岗区、遵义县、汇川区、赤水市、正安县5个地区。结论遵义市50岁及以上人群的HIV/AIDS疫情日趋严峻,应积极探索针对该人群HIV/AIDS进一步传播蔓延的措施。
Objective To understand the prevalence of HIV / AIDS among people aged 50 years and over in Zunyi and to provide a reference for prevention and control of HIV / AIDS in this population. Methods Descriptive epidemiological methods were used to analyze the epidemiological characteristics of HIV / AIDS cases aged 50 years and over in Zunyi from 1995 to 2014. Results In 2005, Zunyi City reported the first case of patients aged 50 years and above. As of 2014, a total of 558 cases were reported, accounting for 24.5% of the total reported cases. The proportion has been increasing year by year, from 6.5% in 2005 to 2014 . The average age was (63.2 ± 8.9) years old. The main jobs were peasants, domestic workers, domestic workers, unemployed and retired staff, and the main education was primary school, accounting for 40.6% of the total. 50.5%, followed by junior high school, accounting for 31.4%. There were two transmission routes of sexually transmitted and injectable transmission, mainly heterosexual transmission, accounting for 95.9%. The sample mainly came from medical institutions, with 421 cases (75.4%) and cases Mainly in Honghuagang District, Zunyi County, Huichuan District, Chishui City, Zhengan five areas. Conclusion The epidemic situation of HIV / AIDS in people aged 50 years old and above in Zunyi is more and more serious. Active measures should be taken to explore the further spread of HIV / AIDS in this population.