| Category | +2 | +1 | -1 |
| Size | > 20 kg | 10-20 kg | < 10 kg |
| Airway | Normal | Maintainable | Not Maintainable |
| Systolic BP | > 90 mm Hg | 50-90 mm Hg | < 50 mm Hg |
| CNS | Awake | Obtunded | Comatose |
| Open Wound | None | Minor | Major |
| Skeletal | None | Closed Fx | Open or Multiple Fx |
| > 8 | < 1% Mortality predicted |
| < 8 | Suggests need for trauma center |
| 4 | predicts 50% mortality |
| <1 | predicts > 98% mortality |