@article {du Bois1421, author = {du Bois, Roland M. and Albera, Carlo and Bradford, Williamson Z. and Costabel, Ulrich and Leff, Jonathan A. and Noble, Paul W. and Sahn, Steven A. and Valeyre, Dominique and Weycker, Derek and King, Talmadge E.},title ={6分钟步行距离是特发性肺纤维化患者死亡率的独立预测因子},volume = {43}, number = {5}, page = {1421- 1429}, year = {2014}, doi = {10.1184 /09031936.00131813}, publisher ={欧洲呼吸学会},188bet官网地址最近的研究表明,6分钟步行距离(6MWD)与特发性肺纤维化(IPF)患者的死亡风险相关;然而,6MWD对预测死亡风险的独立贡献尚未在大量明确的IPF患者群体中进行评估。在一项评估干扰素γ-1b (n=748)的临床试验中,使用Cox比例风险模型来表征感兴趣的危险因素与IPF患者全因死亡率之间的关系,这些患者完成了为期24周的研究访问。感兴趣的危险因素包括先前发表的临床预测模型中死亡率的独立预测因子以及6MWD和6MWD的24周变化。基线6MWD <250 m与死亡风险增加2倍相关(风险比2.12,95% CI 1.15, 3.92),基线6MWD < 50 m与死亡风险增加近3倍相关(风险比2.73;95 \ % CI 1.60 {\ textendash} 4.66)。与原始模型相比(C-statistic 0.80 (95\% CI 0.76{\textendash}0.85)与0.75 (0.71{\textendash}0.79)), 6MWD数据的加入改善了模型分辨能力。6MWD和6MWD的变化都是IPF患者死亡率的独立预测因素。 The addition of 6MWD to the clinical prediction model improves model discrimination compared with the original model. 6MWD indices independently predict mortality in IPF and improve performance of previous clinical prediction model http://ow.ly/tDdmP}, issn = {0903-1936}, URL = {//www.qdcxjkg.com/content/43/5/1421}, eprint = {//www.qdcxjkg.com/content/43/5/1421.full.pdf}, journal = {European Respiratory Journal} }