Table 3 Causes and time to reintubation according to airway failure and non-airway failure with corresponding crude odds ratios determined using multinomial logistic regression
Characteristic | Airway failure (n = 70) | Non-airway failure (n = 78) | P value |
|---|---|---|---|
Reintubation at 48 h | 70 (100) | 78 (100) | – |
Reintubation delay (hours) | 10.0 (4.0–24.0) | 24.0 (8.0–36.0) | 0.004 |
Cause of reintubation | – | ||
Hypoxia (SpO2 < 90%) | 36 (51) | 47 (60) | 0.28 |
Tachypnoea > 25/min | 30 (43) | 48 (62) | 0.02 |
Low arterial pressure (SAP < 80 mmHg) | 2 (3) | 7 (9) | 0.17 |
Tachycardia > 100/min | 17 (24) | 30 (38) | 0.06 |
Cardiac arrest | 0 (0) | 5 (6) | 0.06 |
Agitation | 10 (14) | 6 (8) | 0.20 |
Coma | 23 (33) | 12 (15) | 0.01 |
Difficult reintubation | 5 (7) | 2 (3) | 0.26 |
Stridor | 17 (24) | 4 (5) | 0.0009 |