Demographics of patients receiving whole blood transfusion (N=101)
| Variable | Trauma and acute care surgery, n (%) | Obstetrics and gynecology, n (%) | |
| Age (years) | ≤18 | 5 (8.8) | 2 (4.5) |
| 19–39 | 32 (56.1) | 39 (88.6) | |
| 40–64 | 15 (26.3) | 3 (6.8) | |
| ≥65 | 5 (8.8) | 0 (0.0) | |
| Gender | Male | 45 (78.9) | 0 (0.0) |
| Female | 12 (21.1) | 44 (100.0) | |
| Number of whole blood units transfused in the first 24 hours | 1 | 26 (45.6) | 22 (50.0) |
| 2 | 23 (40.4) | 20 (45.5) | |
| 3 | 6 (10.5) | 2 (4.5) | |
| 4 | 1 (1.8) | 0 (0) | |
| 5 | 0 (0) | 0 (0) | |
| 6 | 1 (1.8) | 0 (0) | |
| Blood type | A+ | 0 (0) | 2 (4.5) |
| AB+ | 1 (1.8) | 0 (0) | |
| O+ | 56 (98.2) | 42 (95.5) | |