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目的通过对西藏自治区1993-2007年艾滋病疫情分析,发现流行的特点及影响因素,并提出相应的防治对策。方法采用哨点监测、血清横断面调查和常规资料收集等方法进行血清学流行病学调查。结果1993年首先在外籍人群中发现1例艾滋病病毒(HIV)感染者,截至2007年12月,全区共发现HIV感染者57例,其中艾滋病(AIDS)病人5例,死亡3例;57例分布于5地区,以青壮年为主,男女比例为2.17∶1。性传播占57.90%,血液传播占21.05%;不详占21.05%。结论西藏自治区艾滋病流行速度加快,高危行为增加,艾滋病疫情地区范围扩大,预计HIV感染者将大幅度增加,需要加大防制力度,阻止进一步扩大和蔓延。
Objective By analyzing the epidemic situation of AIDS in the Tibet Autonomous Region from 1993 to 2007, we found the epidemic characteristics and influencing factors and put forward the corresponding countermeasures. Methods Sentinel surveillance, serum cross-sectional survey and routine data collection and other serological epidemiological survey. Results One case of HIV infection was found among foreigners in 1993. As of December 2007, a total of 57 cases of HIV infection were found in the whole district, including 5 AIDS patients and 3 deaths. Among 57 cases Distributed in 5 regions, mainly young adults, male to female ratio of 2.17: 1. Sexually transmitted accounted for 57.90%, blood transmission accounted for 21.05%; unknown accounted for 21.05%. Conclusion The epidemic rate of AIDS in Tibet Autonomous Region is accelerating, the high-risk behaviors are increasing, and the scope of HIV / AIDS epidemic area is expanding. It is estimated that the number of HIV-infected persons will increase substantially, and the prevention and control efforts will be intensified to prevent further expansion and spread.