Table 5.
Cardiac-specific outcomes
| Outcome | Red blood cell group |
P value | |
|---|---|---|---|
| Fresh | Standard-issue | ||
| Chest tube output Day 1 (mL/kg) | |||
| Median (IQR) | 8.6 (5.1-18.6) [n = 84] | 9.6 (5.5-18.9) [n = 87] | .39 |
| Chest tube output Day 2 (mL/kg) | |||
| Median (IQR) | 11.1 (5.3-26.1) [n = 87] | 13.4 (7.5-24.3) [n = 88] | .32 |
| Mediastinal re-exploration | 8 (9.0) | 5 (5.7) | .40 |
| Emergency chest re-opening | 6 (6.7) | 2 (2.3) | .15 |
| Open sternum at ICU entry | 14 | 9 | .29 |
| ECMO | 3 (3.3) | 1 (1.1) | .62 |
| CRRT | 2 (2.2) | 0 (0.0) | .50 |
| Peritoneal dialysis | 0 (0.0) | 0 (0.0) | |
| Cardiac arrest or need for CPR | 6 (6.7) | 1 (1.1) | .12 |
| Arrhythmias requiring pharmacological treatment or cardioversion | 11 (12.4) | 6 (6.8) | .21 |
| Vasoactive-inotropic score∗, Day 1 | 5.5 (0.5-9.8) [n = 84] | 7.2 (3.0-10.0) [n = 87] | .23 |
| Vasoactive-inotropic score, ICU stay, Day 1-7 | 4.0 (1.0-6.7) [n = 89] | 4.0 (1.1-6.1) [n = 88] | .67 |
| Highest lactate level (mmol/L) | 2.3 (1.8-4.0) [n = 89] | 2.5 (1.9-4.3) [n = 88] | .40 |
| Highest potassium level (mmol/L) | 4.7 (4.3-5.2) [n = 89] | 4.6 (4.4-5.1) [n = 88] | .32 |
Values are presented as n (%) or median (interquartile range [IQR]) unless otherwise noted. ICU, Intensive care unit; ECMO, extracorporeal membrane oxygenation; CRRT, continuous renal replacement therapy; CPR, cardiopulmonary resuscitation.
∗
Defined by Gaies and colleagues.22