证据评分
ARDS（急性呼吸窘迫综合征）的小潮气量通气：有中等质量的证据表明，与传统通气相比，ARDS时的小潮气量通气能提高存活率，减少呼吸机的使用天数。[32]The Acute Respiratory Distress Syndrome Network. Ventilation with lower tidal volumes as compared with traditional tidal volumes for acute lung injury and the acute respiratory distress syndrome. N Engl J Med. 2000;342:1301-1308.http://www.nejm.org/doi/full/10.1056/NEJM200005043421801#t=articlehttp://www.ncbi.nlm.nih.gov/pubmed/10793162?tool=bestpractice.com[33]Amato M, Barbas C, Medeiros D, et al. Effect of a protective-ventilation strategy on mortality in the acute respiratory distress syndrome. N Engl J Med. 1998;338:347-354.http://www.ncbi.nlm.nih.gov/pubmed/9449727?tool=bestpractice.com
系统评价或者受试者＞200名的随机对照临床试验（RCT）。
ARDS（急性呼吸窘迫综合征）的小潮气量通气：有中等质量的证据表明，与传统通气相比，ARDS时的小潮气量通气能提高存活率，减少呼吸机的使用天数。[32]The Acute Respiratory Distress Syndrome Network. Ventilation with lower tidal volumes as compared with traditional tidal volumes for acute lung injury and the acute respiratory distress syndrome. N Engl J Med. 2000;342:1301-1308.http://www.nejm.org/doi/full/10.1056/NEJM200005043421801#t=articlehttp://www.ncbi.nlm.nih.gov/pubmed/10793162?tool=bestpractice.com[33]Amato M, Barbas C, Medeiros D, et al. Effect of a protective-ventilation strategy on mortality in the acute respiratory distress syndrome. N Engl J Med. 1998;338:347-354.http://www.ncbi.nlm.nih.gov/pubmed/9449727?tool=bestpractice.com
