Table 2.
Summary of haemodynamic and respiratory variables during extubation readiness testing using continuous positive airway pressure (CPAP) with or without added pressure support (PS)
| CPAP/PS (n = 110) | CPAP (n = 105) | Significance | |
|---|---|---|---|
| PEEP (cmH2O) | 5 (5, 5) | 5 (5, 5) | 0.317 |
| Spontaneous breath rate (/min) | 33 (23, 42) | 37 (27, 46) | < 0.001* |
| SpO2 (%) | 97 (96, 98) | 97 (95, 98) | 0.394 |
| EtCO2 (mmHg) | 5.90 (5.38, 6.65) | 6.23 (5.55, 6.94) | < 0.001* |
| VTe (mL/kg) | 7.72 (6.66, 8.97) | 7.08 (5.82, 8.08) | < 0.001* |
| Heart rate (/min) | 125 (109, 140) | 125 (110, 141) | 0.161 |
| Comfort Scale | 12 (10, 13) | 12 (10, 13) | 0.987 |
Data are shown as median (interquartile range)
A p value of < 0.05 (*) was denoted as statistically significant