Table 2.
Analyses of colon injury by localizations of gunshot defects by shape-stable or hollow-point bullets
| Colon parameters | Grouping of patients | All patients n = 112 | p value | |
|---|---|---|---|---|
| Injured by Shape-stable bullets n = 69 | Injured by Hollow-point bullets n = 43 | |||
| Colon part | ||||
| Cecum | 6 (8.7%) | 2 (4.7%) | ||
| Ascending colon | 9 (13.0%) | 9 (20.9%) | 18 (16.1%) | 0.27 |
| Hepatic flexure | 3 (4.3%) | 4 (9.3%) | 7 (6.3%) | 0.29 |
| Transverse colon | 10 (14.5%) | 7 (16.3%) | 17 (15.2%) | 0.80 |
| Splenic flexure | 5 (7.2%) | 1 (2.3%) | 6 (5.4%) | 0.26 |
| Descending colon | 21 (30.4%) | 12 (27.9%) | 33 (29.5%) | 0.78 |
| Sigmoid colon | 15 (21.7%) | 8 (18.6%) | 23 (20.5%) | 0.69 |
| p-value—comparisons within each group | 0.0005 | 0.0171 | < 0.0001 | |
| Colon side | ||||
| Right-side colon | 18 (26.1%) | 15 (34.9%) | 33 (29.5%) | 0.32 |
| Transverse colon | 10 (14.5%) | 7 (16.3%) | 17 (15.2%) | 0.80 |
| Left-side colon | 41 (59.4%) | 21 (48.8%) | 62 (55.4%) | 0.27 |
| p-value—comparisons within each group | < 0.0001 | 0.032 | < 0.0001 | |
| Colon level | ||||
| Upper colon | 18 (26.1%) | 12 (27.9%) | 30 (26.8%) | 0.83 |
| Middle colon | 30 (43.5%) | 21 (48.8%) | 51 (45.5%) | 0.58 |
| Lower colon | 21 (30.4%) | 10 (23.3%) | 31 (27.7%) | 0.41 |
| p-value—comparisons within each group | 0.18 | 0.091 | 0.023 | |
| Relation to peritoneum | ||||
| Intraperitoneal | 39 (56.5%) | 22 (51.2%) | 61 (54.5%) | 0.58 |
| Extraperitoneal | 30 (43.5%) | 21 (48.8%) | 51 (45.5%) | |
| p-value—comparisons within each group | 0.44 | 0.91 | 0.50 | |