TY - JOUR T1 - Mortality predictive capacity of the 6-min walk distance JF - European Respiratory Journal JO - Eur Respir J SP - 1132 LP - 1132 DO - 10.1183/09031936.00074408 VL - 32 IS - 4 AU - G. G. Riario Sforza AU - C. Incorvaia Y1 - 2008/10/01 UR - http://erj.ersjournals.com/content/32/4/1132.1.abstract N2 - To the Editors: In a recent issue of the European Respiratory Journal we read with interest the article by Cote et al. 1 on the capacity of the 6-min walk distance to predict mortality in chronic obstructive pulmonary disease patients. We noted a striking difference between the cut-off value reported by Cote et al. 1, corresponding … ER -