测定所有患者用药前后第1秒用力呼气量(FEV1)变化。
The forced expiratory volume in one second (FEV1) was measured before and after inhalation.
第一秒用力呼气量占用力肺活量的百分率(FEV1 %)。
First second forced expiratory volume accounts for the percentage of FVC (FEV1%).
测量最大1秒钟用力呼气量(FEV1),并记录病人的自我报告改善等级评定。
Maximum forced expiratory volume in 1 second (FEV1) was measured, and patients' self-reported improvement ratings were recorded.
在所有三个组,血y KL - 40水平与哮喘严重程度正相关,而与一秒用力呼气量负相关。
In all three cohorts, serum YKL-40 levels correlated positively with the severity of asthma and inversely with the forced expiratory volume in 1 second.
方法:受试的对象为可疑的运动诱导的支气管痉挛的健康、体格健壮的个体,用乙酰胆碱激发气道反应后,测定一秒钟用力呼气量。
Methods: Healthy, athletic subjects who are suspected of having exercise-induced bronchospasm were recruited, and FEV1 values were determined following provocative airway challenges with methacholine.
方法:受试的对象为可疑的运动诱导的支气管痉挛的健康、体格健壮的个体,用乙酰胆碱激发气道反应后,测定一秒钟用力呼气量。
Methods: Healthy, athletic subjects who are suspected of having exercise-induced bronchospasm were recruited, and FEV1 values were determined following provocative airway challenges with methacholine.
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