Table 2.
Risk factors used for the L-ARRCO score
| Risk factor | L-ARRCO score |
|---|---|
| Patient history factors | |
| Age | |
| <46 | 1 |
| 46–60 | 2 |
| >60 | 3 |
| Obesity | 1 |
| Smoking status | 1 |
| Use of NSAID | 1 |
| Use of steroids | 1 |
| Diabetes | 1 |
| Fracture morphology and orthopedic treatment | |
| Type of fracture | |
| Closed | 1 |
| Exposed < 5 cm | 2 |
| Exposed > 5 cm | 3 |
| Open grade I | 4 |
| Localization | |
| Diaphysis | 1 |
| Epiphysis-metaphysis | 2 |
| Treatment | |
| Conservative | 0 |
| Plate | 1 |
| Endomedullary nail | 2 |
| External fixator | 3 |
| Alignment | 1 |
| Stability | 1 |
| Diastasis | 1 |
Table provides a description of the risk factors used to calculate the L-ARRCO score