第一秒和第六秒用力呼气容积比值在诊断气流受限中的应用价值
CHINESE JOURNAL OF TUBERCULOSIS AND RESPIRATORY DISEASES（2008）
Abstract
肺功能测定中FVC和FEV1是目前诊断阻塞性通气功能障碍的莺要指标,通常FEV1与FVC的比值(FEV1/FVC)下降提示受试者存在气流受限,并用:FEV1降低的程度(FEV1占预计值%)来判定气流受限的严重程度.
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