Group | No. | Time | PaCO2 (mmHg) | PaO2 (mmHg) | po2/fio2 |
Control group | 49 | Pre-intervention | 38.63 ± 3.65 | 89.12 ± 15.61 | 416.43 ± 84.39 |
Post-intervention | 41.86 ± 3.08 | 90.98 ± 7.49 | 434.37 ± 36.43 | ||
Observation group | 49 | Pre-intervention | 38.92 ± 3.48 | 89.19 ± 14.32 | 416.24 ± 84.21 |
Post-intervention | 39.47 ± 4.32① | 94.93 ± 9.76① | 449.63 ± 48.14① |