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Table 3 Blood gas analysis pre ECMO and 1 day after ECMO initiation

From: ECMO-treatment in patients with acute lung failure, cardiogenic, and septic shock: mortality and ECMO-learning curve over a 6-year period

Pre-ECMO RF, n = 46 CS, n = 49 SS, n = 17 p value
 pHa 7.25 (7.18–7.35) 7.11 (6.95–7.25) 7.21 (7.11–7.3) < 0.01
 pCO2, mmHG 67 (54–83) 52 (42–68) 64 (53–84) < 0.01
 BE, mmol/l 2 (− 5 to 8) −14 (− 21 to − 5) −4 (− 8 to − 1) < 0.01
 Lactate, mg/dl 13 (8–26) 73 (34–114) 29 (13–62) < 0.01
 pO2/FiO2b 145 (99–233) 158 (83–254) 111 (77–147) 0.23
1 day after ECMO initiation RF n = 48 CS n = 44 SS, n = 19 p value
 pH, mmHg 7.40 (7.35–7.46) 7.39 (7.34–7.44) 7.42 (7.38–7.49) 0.43
 pCO2, mmHg 48 (43–52) 42 (40–45) 47 (44–49) < 0.01
 BE, mmol/l 6 (2 to 9) 1 (−1 to 3) 4 (2 to10) < 0.01
 Lactate, mg/dl 13 (9–21) 22 (16–34) 17 (14–35) < 0.01
 pO2/FiO2 199 (163–262) 278 (180–472) 168 (117–260) < 0.01
  1. Data is given as median (interquartile range)
  2. RF, respiratory failure; CS, cardiogenic shock; SS, septic shock; BE, base excess
  3. a(n = 47 in RF)
  4. b(n = 47 in RF, n = 43 in CS, n = 16 in SS)