Table 4: The relationship between type of fracture and infection.
| Type of fracture | No of cases | Infections | Adverse ratio |
| Closed | 286 | 2 | 0.007 |
| Open I | 10 | 1 | 0.100 |
| Open II | 8 | 0 | 0.000 |
| Open III-A | 6 | 3 | 0.500 |
| Open III B | 3 | 1 | 0.330 |
| Open III C | 1 | 0 | 0.000 |
| Total | 314 | 8 | 0.025 |
χ2 = 1029.983; P-value < 0.00001.