Demographics of all patients receiving uncrossmatched blood from ED refrigerator
| Patients receiving any uncrossmatched red blood cells in the ED (n) | 158 |
| Age, median (range) | 50 (16–91) |
| Sex | 97 male (61.4%)/ 61 female (38.6%) |
| Penetrating | 26 (16.5%) |
| Massive transfusion protocol activations | 89 (56.3%) |
| Etiology | |
| Trauma | 140 (88.6%) |
| Gastrointestinal bleeds | 6 (3.8%) |
| Abdominal aortic aneurysms | 5 (3.2%) |
| Gynecology-related | 3 (1.9%) |
| Medical anemia | 2 (1.3%) |
| General surgery-related | 1 (0.6%) |
| Ear, nose and throat-related | 1 (0.6%) |
| Injury Severity Score*, median (range) | 24 (2–75) |
| Glasgow Coma Scale score*, median (range) | 11 (3–15) |
| ED fridge units transfused (n) | 292 |
| ED fridge units transfused (n), median (range) | 2.0 (1–6) |
| Total units transfused in 24 hours (n) | 1172 |
| Total units transfused in 24 hours (n), median (range) | 4.0 (1–55) |
| Patients who received >10 units (n) | 37 (23.4%) |
*Trauma patients only.
ED, emergency department.