Table 3

Weaning success

FactorRR for weaning success95% CIp Value
Male gender0.890.75 to 1.070.212
Outside hospital referral0.970.80 to 1.190.808
NMD/CWD0.960.79 to 1.160.659
COPD1.010.81 to 1.270.922
Postsurgical1.060.86 to 1.310.571
ORRF1.481.25 to 1.77<0.001
  • COPD, chronic obstructive pulmonary disease; CWD, chest wall disease; NMD, neuromuscular disease; ORRF, obesity-related respiratory failure; RR, relative risk.