Table 4 Respiratory parameters before, during and after extracorporeal support
From: A new miniaturized system for extracorporeal membrane oxygenation in adult respiratory failure
Pre ECMO | 2 Hours | Day 1 | Day 2 | End of ECMO, Survivors | End of ECMO, Non-Survivors | Day 1 after ECMO | |
|---|---|---|---|---|---|---|---|
FiO 2 | 1.0 (1.0 to 1.0) | 0.80 ** (0.60 to 0.90) | 0.60 ** (0.55 to 0.70) | 0.50 ** (0.45 to 0.68) | 0.40 ** (0.35 to 0.45) | 0.50 ** (0.45 to 0.60) | 0.45 ** (0.40 to 0.50) |
Minute Ventilation (L/min) | 13.1 (11.0 to 16.2) | 7.6 ** (4.9 to 10.0) | 7.0 ** (5.0 to 8.5) | 6.5 ** (4.7 to 8.5) | 7.6 ** (6.2 to 11.3) | 7.9 ** (5.7 to 9.8) | 11.0 (10.0 to 14.0) |
Tidal Volume (mL) | 495 (401 to 570) | 336 ** (292 to 404) | 308 ** (254 to 400) | 327 ** (229 to 415) | 431 (322 to 509) | 400 (293 to 497) | 526 (443 to 640) |
Tidal Volume per kg pred. BW (ml/kg) | 7.4 (6.1 to 8.6) | 5.1 ** (4.4 to 5.9) | 4.8 ** (3.6 to 6.1) | 4.8 ** (3.4 to 6.1) | 6.6 (4.6 to 7.7) | 5.9 (4.5 to 8.1) | 7.4 (6.6 to 9.4) |
Peak Inspiratory pressure (cm H 2 O) | 36 (32 to 40) | 31 ** (28 to 35) | 30 ** (27 to 34) | 29 ** (26 to 32) | 23 ** (19 to 26) | 28 ** (24 to 32) | 26 ** (22 to 27) |