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1 背景 近年来,由于耐药、移民、HIV感染等原因,结核病疫情在全球范围内回升。我国是结核病疫情高发区,结核病已成为单一致病菌致死的最主要死因。河南省是全国第一人口大省。1990年全国结核病流行病学抽样调查显示,肺结核患病率、涂阳患病率、死亡率分别为530/10万、130/10万、11/10万,结核病疫情处于全国平均水平。但是,由于我省人口基数大,结核病绝对人数(45万)及每年因结核病死亡的人数(1.2万)均高居全国首位。众所周知,农村是
1 Background In recent years, due to resistance, immigration, HIV infection and other reasons, the global outbreak of tuberculosis. Our country is a high incidence of tuberculosis epidemic. Tuberculosis has become the leading cause of death caused by a single pathogen. Henan Province is the country’s largest population province. The national epidemiological survey of tuberculosis in 1990 showed that the prevalence of tuberculosis, the prevalence of smear-positive and the death rates were 530/10 million, 130/10 million and 11/10 respectively. The epidemic rate of tuberculosis was at the national average. However, due to the large population base in our province, the absolute number of TB patients (450,000) and the annual death toll from tuberculosis (12,000) are among the highest in the country. As we all know, the countryside is