Results The two week prevalence rate was 12.
结果 ：该地农民两周患病率为12 。
Conclusion The prevalence rate of NTM is low in Henan.
结论河南省NTM处于较低流行水平；
Objective To reduce the infection prevalence rate in hospital.
目的减少医院感染的发生率。
Results The prevalence rate of LBP was 31.5% in the whole sample.
结果：所有调查对象整体腰痛现患率为31.5％；
There was on significant difference of prevalence rate between male and female.
男性和女性的患病率无明显差异。
Objective: To determine the prevalence rate of mental disorder in XinXiang city.
前言：目的：了解新乡市各类精神障碍的患病率。
Objective: To determine the prevalence rate of mental disorder in XinXiang city.
前言：目的：了解新乡市各类精神障碍的患病率。
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