2 Baseline ventilator settings employed throughout the study period
| Ventilator mode | Volume-controlled |
| Inspired O2 fraction | 0.35–0.60 |
| Inspiratory flow L·s−1 | 0.91±0.02 |
| Tidal volume L | 0.6±0.02 |
| Breathing rate cycles·min−1 | 18.0±0.7 |
| Inspiratory time-to-total respiratory cycle ratio | 0.20±0.01 |
| Expiratory time s | 2.7±0.5 |
| External positive end-expiratory pressure cmH2O | 0 |
| Plateau pressure time s | 0 |
Data are presented as range, mean±sd or value.