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Table 7 RESP Risk Groups for all patients and according to the type of cannulation, ether veno-venous or veno-arterial ECMO

From: External validation of scores proposed for estimation of survival probability of patients with severe adult respiratory distress syndrome undergoing extracorporeal membrane oxygenation therapy: a retrospective study

RESP risk group Veno-venous and veno-arterial ECMO Veno-venous ECMO Veno-arterial ECMO
All patients (n = 51) Status at hospital discharge Pvalue All patients (n = 36) Status at hospital discharge Pvalue All patients (n = 15) Status at hospital discharge Pvalue
Alive (n = 28) Dead (n = 23) Alive (n = 22) Dead (n = 14) Alive (n = 6) Dead (n = 9)
     0.07     0.035     0.61
I 3 (6) 3 (6) 0 (0)   3 (8) 3 (8) 0 (0)   0 (0) 0 (0) 0 (0)  
II 18 (35) 11 (22) 7 (14)   10 (28) 9 (25) 1 (3)   8 (53) 2 (13) 6 (39)  
III 23 (45) 13 (25) 10 (20)   17 (47) 9 (25) 8 (22)   6 (39) 4 (27) 2 (13)  
IV 7 (14) 2 (4) 5 (10)   6 (16) 2 (5) 4 (10)   1 (7) 0 (0) 1 (7)  
V 0 (0) 0 (0) 0 (0)   0 (0) 0 (0) 0 (0)   0 (0) 0 (0) 0 (0)  
  1. Data are expressed as n (%). RESP score calculation as described in Table 2. ECMO, extracorporeal membrane oxygenation; RESP (score), Respiratory Extracorporeal membrane oxygenation Survival Prediction (score).