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对吸烟者134例、不吸烟者48例作肺通气功能检测,结果表明吸烟组肺通气功能损害明显高于不吸烟组;肺通气功能损害随着吸烟指数的增高而严重,呈显著剂量反应关系。
The results of lung function tests in 134 smokers and 48 smokers showed that the lung function impairment was significantly higher in the smoker group than in the non-smoker group. The lung function impairment was significantly increased with the increase of smoking index, showing a significant dose-response relationship .