广州地区10年入境境外人员中HIV/AIDS的流行病学调查及国内传播危险因素分析

目的]了解广州地区入境境外人员中HIV／AIDS的感染、罹患情况，流行病学特征，评估HIV／AIDS引发国内人群传播和流行的风险性。方法]对1996-2005年发现的HIV／AIDS资料进行回溯性流行病学调查，分析其可能引发在国内人群传播和流行的各种危险因素。结果]10年间共发现HIV／AIDS43例，检出率为0．10％。其中HIV-1感染41例，HIV-1＋2感染2例；被诊断为艾滋病病人的4例，其中已死亡2例；HIV感染并发梅毒6例。通过性接触（同性屏性）和吸毒感染的28例（占65．12％）；手术输血感染2例（占4．65％），否认感染史或未接受流行病学调查13例（占30．23％）。他们在中国（境内）平均居留290d，承认在我国（境内）有性伴侣／不洁性接触史的有15例（占性接触感染者的53．57％），性伴侣最多的达50多个，最少的也有2个。结论]艾滋病正通过入境境外人群不断地从境外传入国内，造成国内人群传播和流行的风险性日益增大。

Epidemic Investigation of HIV/AIDS among Entry Personnels in Guangzhou and Analysis on Risk Factors of HIV/AIDS Transmission in China

Objective To understand the situation of HIV-infection and AIDS patients in Guangzhou area and to evaluate the risk of AIDS tramsmission in our country. Methods The epidemiological survey and interrelated clinic examination of HIV/AIDS were employed. The risk factors of HIV/AIDS fransmission were analyzed. Result There were 43 cases of HIV-infection for 10 years, detectable rate for 0.10%. 41 cases were HIV-1 and 2 cases were HIV1 2 respectively. 4 cases were diagnosed as AIDS, in which, 2 cases of AIDS had died. 6 cases of HIV infection supervened with syphilis. 28 cases of HIV-infection (65.12%) were infected through sexual behavior (including homosexuality and heterosexuality) or/and drug abuse, 2 cases of them (4.65%) were infected by blood transfusion through operations. 5 cases of them (30.23%) denyed to have any HIV-infected cause and 8 cases had not accepted epidemic survey, occupied 30.23% (13/43). The HIV-infected persons had stayed in China (domestic) for 290 days in average. 15 cases of them recognized that they had their sexual parter or had risk sexual behavior in China, the positive rate was 53.57%. Some of them had sexual parters more than 50 persons and no less than 2 persons. Conclusion HIV/AIDS infection is spreading among entry risk populations. The survey shows the HIV infection situation is serious in China.