Category All patients Survivors Non-Survivors
 Number of patients n = 20 n = 11 n = 9 P-value
Characteristics
Age (years) 54 ± 8.7 50 ± 8.5 58 ± 6.4 0.020
Male 12 (60%) 7 (64%) 5 (56%) 0.713
Body surface area (cm2) 2.1 ± 0.3 2.1 ± 0.3 2.0 ± 0.3 0.259
Body mass index 35 ± 7 38 ± 7 32 ± 7 0.057
Underlying Conditions
Pre-ECMO positive blood culture 5 (25%) 3 (27%) 2 (22%) 0.795
Pre-ECMO time on ventilator (hrs) 148 ± 255 206 ± 344 76 ± 68 0.280
Smoking 4 (20%) 3 (27%) 1 (11%) 0.369
Chronic lung disease 2 (10%) 0 (0%) 2 (22%) 0.099
Diabetes 6 (30%) 2 (18%) 4 (44%) 0.202
Liver failure 1 (5%) 0 (0%) 1 (11%) 0.257
Chronic immunosuppression 1 (5%) 0 (0%) 1 (11%) 0.257
Pre-ECMO acute renal injury 6 (30%) 2 (18%) 4 (44%) 0.202
Pre-ECMO Vital signs
Length of symptoms (days) 11.4 ± 6.5 9.9 ± 4.6 13.5 ± 8.4 0.237
Temperature (°F) 99.4 ± 1.4 99.7 ± 1.6 99.0 ± 1.1  0.281
Heart Rate 102 ± 24 111 ± 23 91 ± 21  0.064
Respiratory rate 28 ± 5.3 27 ± 3.9 29 ± 6.7  0.330
Mean arterial pressure (mm Hg) 85 ± 17 87 ± 16 84 ± 20  0.759
FiO2 (%) 93 ± 14 90 ± 15 96 ± 13  0.390
PEEP (cm) 16 ± 4.8 17 ± 5.6 15 ± 3.6  0.345
Other
Pre-ECMO days in hospital (days) 10 ± 13 12 ± 16 8.8 ± 7.7 0.654
Transfer from outside hospital 15 (75%) 8 (73%) 7 (78%)  0.795
ECMO initiated outside hospital 12 (60%) 6 (55%) 6 (67%)  0.582
Length on ECMO (days) 14 ± 9.6 11 ± 6.2 17 ± 12 0.183