OR (95% CI) | p-value | |
Male | 0.570 (0.281–1.157) | 0.119 |
Age years | 1.018 (0.992–1.044) | 0.173 |
Medical cause of critical illness | 2.803 (1.278–6.147) | 0.010 |
Charlson index | 1.212 (0.977–1.502) | 0.080 |
Tobacco | 3.536 (1.469–8.512) | 0.005 |
COPD | 0.879 (0.364–2.125) | 0.879 |
OSA | 0.239 (0.066–0.874) | 0.030 |
CHF | 0.316 (0.137–0.733) | 0.007 |
Ischaemic cardiopathy | 0.369 (0.189–2.158) | 0.470 |
Chronic renal failure | 0.202 (0.064–0.641) | 0.007 |
Neoplasm | 1.263 (0.494–3.224) | 0.626 |
Hypertension | 0.861 (0.428–1.732) | 0.674 |
Diabetes mellitus | 1.543 (0.628–3.788) | 0.344 |
Atrial fibrillation | 3.750 (0.801–17.555) | 0.093 |
Premorbid home CPAP | 0.245 (0.058–1.027) | 0.054 |
Premorbid home NIV | 0.082 (0.008–0.814) | 0.033 |
Apache II | 1.082 (1.006–1.165) | 0.035 |
Critical care stay | 1.003 (0.990–1.017) | 0.629 |
Mechanical ventilation duration at critical care | 0.997 (0.972–1.023) | 0.187 |
pH | 30.29 (0.114–8056.41) | 0.231 |
PaO2 | 0.998 (0.988–1.008) | 0.735 |
PaCO2 | 1.078 (1.015–1.146) | 0.015 |
FIO2 | 1.648 (0.050–54.064) | 0.779 |
Leukocytes | 1.00 (1.00–1.00) | 0.933 |
Haematocrit | 1.006 (0.906–1.118) | 0.907 |
Platelets | 1.00 (1.00–1.00) | 0.483 |
Sodium | 1.021 (0.925–1.128) | 0.678 |
Potassium | 1.249 (0.519–3.008) | 0.619 |
Blood urea nitrogen | 1.006 (0.993–1.018) | 0.385 |
Creatinine | 1.547 (0.673–3.556) | 0.305 |
Serum albumin | 1.306 (0.539–3.165) | 0.555 |
C-reactive protein | 0.991 (0.979–1.003) | 0.144 |
COPD: chronic obstructive pulmonary disease; OSA: obstructive sleep apnoea; CHF: congestive heart failure; CPAP: continuous positive airway pressure; NIV: noninvasive ventilation; PaO2: arterial oxygen tension; PaCO2: arterial carbon dioxide tension; FIO2: inspiratory oxygen fraction.