National Institute for Health and Care Excellence. Chronic obstructive pulmonary disease in over 16s: diagnosis and management. July 2019 [internet publication]. https://www.nice.org.uk/guidance/ng115[31]Qaseem A, Wilt TJ, Weinberger SE, et al. Diagnosis and management of stable chronic obstructive pulmonary disease: a clinical practice guideline update from the American College of Physicians, American College of Chest Physicians, American Thoracic Society, and European Respiratory Society. Ann Intern Med. 2011 Aug 2;155(3):179-91. https://www.doi.org/10.7326/0003-4819-155-3-201108020-00008 http://www.ncbi.nlm.nih.gov/pubmed/21810710?tool=bestpractice.com 这是判断气流受限最为客观且可重复性最好的方法。应在足量给予至少一种短效吸入用支气管舒张剂后进行肺量测定,以最大程度减小可变性。[1]