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LRINEC: laboratory risk indicator for necrotizing fasciitis
| LRINEC category | Low risk | Intermediate risk | High risk |
| Total patients | 25 | 2 | 3 |
| Erthyema | 25 | 2 | 3 |
| Pain | 25 | 2 | 3 |
| Swelling | 25 | 2 | 3 |
| Bullae | 17 | 1 | 2 |
| Necrosis | 8 | 1 | 2 |
| Crepitus | 0 | 0 | 0 |
| Fever | 9 | 2 | 3 |
| Tachycardia | 5 | 2 | 3 |
| Hypotension | 0 | 2 | 2 |
