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目的分析878例痰结核分枝杆菌培养结果及其影响因素,为制定结核病实验室工作方案提供依据。方法对2012年3月至2014年6月期间本市结核病实验室痰培养数据进行回顾性分析。结果共培养878例,培养阳性629例,阴性245例,污染4例,涂阳培阴率27.90%,“新患者”涂阳培阴率为3.05%,“初治2/3月末阳性”和“初治失败”2组的总涂阳培阴率达57.48%。结论进行抗结核药物治疗和痰标本的含菌量是影响结核菌培养结果的关键因素,应采取一些措施提高培养效率。
Objective To analyze the results of 878 cases of sputum Mycobacterium tuberculosis culture and its influencing factors to provide basis for the development of tuberculosis laboratory work program. Methods The sputum culture data of tuberculosis laboratory in our city from March 2012 to June 2014 were retrospectively analyzed. Results A total of 878 cases were cultured, including 629 positive cases, 245 negative cases, 4 cases of pollution, 27.90% smear positive smear-negative rate and 3.05% smear-positive negative rate of “new patient” Positive “and” initial treatment failed "2 group smear-positive rate of 57.48%. Conclusion The antibacterial activity of antituberculous drugs and sputum samples are the key factors affecting the results of mycobacterium tuberculosis culture. Some measures should be taken to improve the culture efficiency.