Table 2.
Baseline characteristics comparing patients with and without ARDS on ECMO
| Total (192) | No ARDS 124 (64.6%) | ARDS 68 (35.4%) | P value | |
|---|---|---|---|---|
| Veno-venous ECMO | 62 (32%) | 9 (7%) | 53 (78%) | < 0.001 |
| Veno-arterial ECMO | 130 (68%) | 115 (93%) | 15 (22%) | < 0.001 |
| Age, years | 48 ± 14 | 50 ± 14 | 45 ± 13 | 0.013 |
| Male sex | 126 (66%) | 84 (68%) | 42 (62%) | 0.404 |
| Body mass index (kg/m2) | 31 ± 8.5 | 29 ± 7.6 | 33 ± 9.7 | 0.004 |
| Race | ||||
| White | 105 (55%) | 63 (51%) | 42 (62%) | 0.341 |
| Black | 66 (34%) | 46 (37%) | 20 (30%) | |
| Other | 21 (11%) | 15 (12%) | 6 (8.8%) | |
| Transfer from outside hospital | 91 (47%) | 54 (44%) | 37 (54%) | 0.150 |
| CPR before ECMO | 31 (16%) | 29 (23%) | 2 (2.9%) | < 0.001 |
| APACHE II | 29 ± 7 | 29.2 ± 8 | 28.4 ± 6 | 0.634 |
| Smoking | 66 (34%) | 42 (34%) | 24 (35%) | 0.843 |
| Diabetes | 50 (26%) | 33 (27%) | 17 (25%) | 0.808 |
| COPD | 34 (18%) | 19 (15%) | 15 (22%) | 0.242 |
| Left ventricular failure | 114 (61%) | 109 (91%) | 5 (8%) | < 0.001 |
| Right ventricular failure | 107 (58%) | 98 (82%) | 9 (14%) | < 0.001 |
| Pulmonary hypertension | 39 (20%) | 33 (27%) | 6 (9%) | 0.003 |
Data are presented mean ± std. or number (percentage)
CPR cardiopulmonary resuscitation; APACHE II acute physiology and chronic health evaluation II; COPD chronic obstructive pulmonary disease