摘要
目的分析2001~2017年新发现人类免疫缺陷病毒(HIV)/获得性免疫缺陷综合征(AIDS)患者在某大型综合医院的临床流行病学特征和趋势,为综合医院的HIV/AIDS防治工作提供科学依据。方法回顾性纳入四川大学华西医院2001~2017年新发HIV/AIDS病例的临床流行病学资料,分析确证阳性率及新发HIV/AIDS患者的分层分布,并分析及其传播途径的分布特征。结果 2001~2017年于四川大学华西医院接受HIV筛查的患者共1 520 228例,其中门急诊患者285 983例,住院患者1 234 245例。共确证新发HIV/AIDS患者4 037例,总确证阳性率为0.27%,门急诊患者和住院患者2001~2013年确证阳性率增加,2014~2017年略有下降。男性、女性新发HIV/AIDS患者分布整体比例为3.49∶1,历年比例在1.65∶1和5.08∶1之间波动;以汉族(88.23%)、低学历(58.66%)、已婚者(54.75%)、农民/牧民(26.33%)为主要人群;青少年(15~29岁)、中老年群体(≥50岁),高学历群体(高中以上),未婚群体分布均呈增长趋势。传播途径分析显示,17年间,异性传播比例稳定在60%左右,同性传播途径增长明显(χ~2_(趋势)=14.436,P<0.005),从2008年开始增长后稳定在15%左右。注射毒品(χ~2_(趋势)=71.633,P<0.005)和血液传播(χ~2_(趋势)=16.672,P<0.005)途径均明显下降。899例女性新发HIV/AIDS患者中77.20%为异性传播,无同性传播;3138例男性中61.41%为异性传播,18.10%为同性传播。同性传播随年龄的增大而下降,异性传播随着年龄的增大而上升。母婴传播则集中在0~15岁(100%)。结论 17年来,四川大学华西医院新发HIV/AIDS经历长期增长后渐入平缓期,青少年、中老年,高中以上学历,未婚群体增长明显。注射毒品和血液传播HIV/AIDS的途径得到控制,异性传播仍为主要传播途径。
Objective To determine the clinical epidemiological characteristics of newly reported human immunodeficiency virus/acquired immunodeficiency syndrome(HIV/AIDS) in a certain general hospital from 2001 to 2017. Methods Clinical data of newly diagnosed HIV/AIDS from 2001 to 2017 in the West China Hospital of Sichuan University were reviewed and analyzed. Results A total of 1 520 228 patients were screened for HIV, including 285 983 outpatient and emergency patients and 1 234 245 inpatients. About 4 037(0.27%) patients were confirmed with HIV/AIDS. The confirmation rate increased from 2001 to 2013, followed by a slight decline from 2014 to 2017. The male to female sex ratio of confirmed HIV/AIDS was 3.49∶1, ranging from 1.65∶1 to 5.08∶1. The majority of patients were identified as Han(88.23%), had low education(58.66%), and married(54.75%).Peasants/herdsman comprised 26.33% of the patients. The proportion of young(15-29 years old), and middle-aged(≥50 years old) patients and those who were unmarried and had high education(senior high school and above) increased over time. Heterosexual transmission remained stable at about 60% while homosexual transmission increased by about 15%(χ~2=14.436,P<0.005) since 2008. Transmissions through drug abuse(χ~2=71.633,P<0.005) and blood(χ~2=16.672,P<0.005) decreased. Of the 899 female newly reported HIV/ADIS patients, 77.20% were infected through heterosexual relationship. In comparison, of the 3 138 male patients, 61.41% were infected through heterosexual and 18.10% through homosexual relationships. Homosexual transmissions decreased with age, but heterosexual transmissions increased with age. Mother-to-child transmissions were concentrated in those between 0 and 15 years old(100%). Conclusion Newly diagnosed HIV/AIDS cases increased over the years in the West China Hospital of Sichuan University, in particular in those of young and middle-aged, highly educated and unmarried. Heterosexual transmissions remain the main route.
引文
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