Variable | 6Â h pre-ECMO | 24Â h on ECMO | 48Â h on ECMO | 72Â h on ECMO | P value |
---|---|---|---|---|---|
Blood flow (L/min) | – | 3.84 ± 0.87 | 4.48 ± 0.77 | 4.18 ± 1.00 | 0.023* |
IPPV parameters | |||||
 FiO2 | 94 (55–100) | 50 (40–80) | 45 (40–60) | 46 (40–50) | <0.001* |
 PEEP (cmH2O) | 14 ± 4 | 12 ± 5 | 11 ± 3 | 11 ± 2 | 0.022* |
 VT (ml) | 439 ± 61 | 285 ± 94 | 317 ± 103 | 308 ± 128 | <0.001* |
 Pplat (cmH2O) | 29 ± 8 | 23 ± 6 | 23 ± 5 | 24 ± 7 | 0.004* |
Physiological indicators | |||||
 Heart Rate (/min) | 103 ± 27 | 90 ± 24 | 85 ± 22 | 90 ± 25 | 0.025* |
 MAP (mmHg) | 84 ± 15 | 87 ± 15 | 81 ± 21 | 94 ± 17 | 0.057 |
 Respiratory Rate (/min) | 31 ± 7 | 19 ± 6 | 16 ± 6 | 16 ± 6 | <0.001* |
 pH | 7.33 ± 0.10 | 7.42 ± 0.10 | 7.39 ± 0.10 | 7.43 ± 0.10 | 0.006* |
 PaCO2 (mmHg) | 52.4 ± 16.6 | 34.1 ± 9.8 | 38.3 ± 10.5 | 38.2 ± 7.8 | <0.001* |
 PaO2 (mmHg) | 56.3 ± 20.9 | 90.0 ± 35.9 | 94.8 ± 45.7 | 104.4 ± 57.5 | <0.001* |
 Lactate (mmol/L) | 2.8 ± 1.9 | 3.1 ± 3.7 | 4.0 ± 4.8 | 2.9 ± 2.7 | 0.625 |