农村结核病人往往发现较晚,病情较重,治疗不彻底,不易控制,因此疫情下降缓慢。据1979年全国抽样调查结果,农村结核病疫情高于城市,99％的大队有活动性肺结核患者,80％的大队平均有3个排菌病人,全国有80％左右的肺结核患者在广大农村,而他们中尚有2/3未被发现。已经发现者也往往因经济原因或症状稍好转即自行停 In rural areas, tuberculosis patients often find it late, the disease is serious, the treatment is not complete and not easy to control, so the epidemic slows down slowly. According to the results of the national sampling survey conducted in 1979, the outbreak of tuberculosis in rural areas was higher than that in cities. 99% of the brigades had active pulmonary tuberculosis patients, 80% of the brigades had on average 3 bacteriolytic patients, and about 80% of the nation’s tuberculosis patients were in rural areas. Two-thirds of them are still undetected. Have also found that often because of economic reasons or symptoms slightly better that stop on their own