部分混区;
The partial correlation analysis revealed, after controlling the confounding variables such as pack-year of smoking, duration of asbestos exposure etc., the category of asbestosis showed negative correlation with FVC, FEV_1, FEV_1/ FVC% and positive correlation with Kco ( P < 0.05).
偏相关分析结果显示,在控制了接尘年限和累积吸烟量等混杂因素的影响后,石棉肺期别与FVC、FEV1和FEV1/FVC%呈显著负相关,与Kco呈显著正相关(P<0·05);
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