| Signs on physical examination | Table Column Head | ||
| Number | % | ||
| Abdominal distension | 16 | 25.80 | |
| Punctiform wound without evisceration | 15 | 24.19 | |
| Wound with evisceration | 5 | 8.06 | |
| Hematoma | 7 | 11.29 | |
| Normal | 19 | 30.65 | |
| Total | 62 | 100 | |