Parameter | All patients (n = 155) | Never transfused (n = 59) | Ever transfuseda (n = 71) | P value |
---|---|---|---|---|
Illness acuity | ||||
Mechanical ventilation | 154 (99%) | 58 (98%) | 71 (100%) | 0.45b |
Inotropes/vasopressors | 59 (38%) | 9 (15%) | 31 (44%) | 0.0005 |
ARF requiring dialysis | 24 (15%) | 3 (5%) | 13 (18%) | 0.02 |
SOFA scorec | 4.8 ± 3.2 | 3.6 ± 2.1 | 5.1 ± 3.6 | 0.006 |
Anemia | ||||
Day 22–112 Hb (g/dl) | 9.1 ± 0.9 | 9.6 ± 1.0 | 8.8 ± 0.6 | 0.001 |
Phlebotomy volume (ml/pt/day) | 13.3 ± 7.3 | 8.7 ± 4.4 | 14.6 ± 6.5 | <0.0001 |
Median PRBC units transfused | 1 (0–4) | - | 2 (1–4) | |
Outcomes | ||||
Median ICU LOS (days) | 49 (36–70) | 39 (31–58) | 51 (41–72) | 0.001d |
Median hospital LOSe (days) | 84 (55–132) | 76 (55–123) | 93 (56–162) | 0.18d |
ICU mortality (%) | ||||
Days 22–112 | 35 (23%) | 5 (8%) | 16 (23%) | 0.03 |
Total | 47 (30%) | 8 (14%) | 23 (32%) | 0.01 |