Table 1 Characteristics of the study patients
|  | Number/median (range) (n = 20) |
|---|---|
Age (years) | 55 (23–88) |
Male | 16 |
Body weight (kg) | 69.4 (52.9–92.5) |
Lean body weight (kg) | 55.3 (36.8–58.6) |
Body mass index (kg m−2) | 24.7 (20.5–31.8) |
Indication for VA-ECMO | |
 Acute myocardial infarction | 4 |
 ST-elevation myocardial infarction | 12 |
 Non-ST-elevation myocardial infarction | 4 |
APACHE II | 29 (15–36) |
Time between onset of MI and initiation of ECMO (h) | 2 (0.5–12) |
Blood chemistry, serum levels | |
 Total plasma protein (g dL−1) | 4.5 (2.1–6) |
 Total bilirubin (mg dL−1) | 1.9 (0.3–6.6) |
 Blood urea nitrogen (mg dL−1) | 21.3 (7.5–58) |
 Serum creatinine (mg dL−1) | 1.4 (0.4–4.9) |
Partial pressure of carbon dioxide (mmHg) | 29.1 (13.5–46.7) |
Tympanic body temperature (°C) | 36.9 (33–38.7) |
Use of continuous venovenous hemodiafiltration | 9 |
Duration of VA-ECMO (h) | 138 (52.9–263) |
ECMO flow rate (L min−1) | 3 (0.6–4.1) |
Duration of sufentanil infusion (h) | 110 (34–260) |
Sufentanil infusion rate | |
 17.5 μg h−1 | 15 |
 12.5 μg h−1 | 5 |