Table 3.
Factors affecting morbidity and mortality following colorectal injury
| Morbidity | Mortality | |||||
|---|---|---|---|---|---|---|
| Yes (n = 62) | No (n = 132) | P value | Yes (n = 24) | No (n = 170) | P value | |
| Age, mean ± SD | 28.3 ± 11.5 | 29.5 ± 12.7 | 0.54 | 30.5 ± 14.2 | 28.9 ± 12.1 | 0.57 |
| Gender (male), n (%) | 52 (83.8%) | 120 (90.9%) | 0.15 | 18 (75%) | 154 (90.5%) | 0.03 |
| Treatment, n (%) | ||||||
| Primary repair | 35 (56.5%) | 105 (79.5%) | 0.001 | 8 (33.3%) | 132 (77.6%) | <0.001 |
| Stoma procedure | 27 (43.5%) | 27 (20.4%) | 16 (66.7%) | 38 (22.4%) | ||
| Flint injury scale, n (%) | ||||||
| Grade 1 and 2 | 17 (27.4%) | 86 (65.2%) | <0.001 | 3 (12.5%) | 100 (58.8%) | <0.001 |
| Grade 3 | 45 (72.6%) | 46 (34.8%) | 21 (87.5%) | 70 (41.2%) | ||
| TSI, n (%) | ||||||
| <8 hours | 47 (75.8%) | 128 (97%) | <0.001 | 19 (79.2%) | 156 (91.8%) | 0.07 |
| >8 hours | 15 (24.2%) | 4 (3%) | 5 (20.8%) | 14 (8.2%) | ||
| ISS | 35.4 ± 14.5 | 27.5 ± 13.1 | <0.001 | 51.7 ± 8.6 | 27 ± 11.8 | < 0,001 |
| RTS | 6.86 ± 1.6 | 7.36 ± 1.1 | 0.03 | 4.84 ± 2 | 7.53 ± 0.73 | < 0,001 |
| TRISS | 77.2 ± 31 | 88.9 ± 21.1 | 0.008 | 36.6 ± 28.9 | 92 ± 15.4 | < 0,001 |
| Additional organ injuries, n (%) | ||||||
| None | 11 (17.7%) | 32 (24.2%) | 0.07 | 1 (4.2%) | 42 (24.7%) | 0.02 |
| 1 organ | 28 (45.2%) | 65 (49.2%) | 11 (45.8%) | 82 (48.2%) | ||
| 2 or more organs | 23 (37.1%) | 35 (26.5%) | 12 (50%) | 46 (27.1%) | ||
| Region, n (%) | 0.8 | |||||
| Caecum | 5 (8%) | 7 (5.3%) | 0.36 | 0 | 12 (7%) | |
| Right colon | 8 (13%) | 14 (10.6%) | 4 (16.6%) | 18 (10.6%) | ||
| Transverse colon | 18 (29%) | 50 (37.9%) | 0.36 | 9 (37.5%) | 59 (34.7%) | |
| Left colon | 12 (19.4%) | 15 (11.3%) | 4 (16.6%) | 23 (13.5%) | ||
| Sigmoid colon | 9 (14.5%) | 32 (24.2%) | 5 (20.8%) | 36 (21.2%) | ||
| Intraperitoneal rectum | 3 (4.8%) | 5 (3.9%) | 1 (4.2%) | 7 (4.1%) | ||
| Extraperitonral rectum | 7 (11.3%) | 9 (6.8%) | 1 (4.2%) | 15 (8.9%) | ||
| Group, n (%) | ||||||
| Penetrating | 53 (85.5%) | 126 (95.6%) | 0.02 | 19 (79.2%) | 160 (94.1%) | 0.02 |
| Blunt | 9 (14.5%) | 6 (4.5%) | 5 (20.8%) | 10 (5.9%) | ||
TSI trauma-surgery interval, ISS injury severity score, RTS revised trauma score, TRISS trauma-injury severity score