Table 3.
Postoperative outcomes
| n (%) or mean (SD) | Relaparotomy (n = 131) | Primary laparotomy (n = 50) | p value* |
|---|---|---|---|
| Complications according to Clavien-Dindo classification | |||
| I | 62 (0.47 pp) | 32 (0.64 pp) | 0.045 |
| II | 64 (0.48 pp) | 26 (0.52 pp) | 0.705 |
| IIIa | 15 (0.11 pp) | 9 (0.18 pp) | 0.245 |
| IIIb | 19 (0.14 pp) | 10 (0.20 pp) | 0.367 |
| IVa | 0 (0.00 pp) | 1 (0.02 pp) | 0.108 |
| IVb | 0 (0.00 pp) | 0 (0.00 pp) | > 0.999 |
| V (mortality) | 3 (2.3%) | 0 (0%) | 0.281 |
| CCI | 17.1 (20.3) | 18.4 (18.2) | 0.638 |
| Surgical site infection total | 43 (32.8%) | 14 (28.0%) | 0.532 |
| Superficial | 23 (17.5%) | 7 (14.0%) | 0.565 |
| Deep | 4 (3.1%) | 1 (2.0%) | 0.699 |
| Organ/space | 16 (12.2%) | 6 (12.0%) | 0.969 |
| Wound dehiscence with evisceration | 3 (2.3%) | 1 (2.0%) | 0.906 |
| Postoperative hemorrhage | 10 (7.6%) | 3 (6.0%) | 0.953 |
| Postoperative laxative medication | 99 (75.6%) | 46 (92.0%) | 0.023 |
| Time until first bowel movement (days) | 2.5 (1.5) | 3.0 (1.4) | 0.045 |
| Time until first wind disposal (days) | 2.4 (1.5) | 2.6 (1.6) | 0.317 |
| Length of hospital stay (days) | 12.1 (8.9) | 14.8 (13.3) | 0.176 |
| Length of ICU stay (days) | 1.4 (5.1) | 3.3 (12.3) | 0.278 |
| Incisional hernia at 1 year** | 12/104 (11.5%) | 7/35 (20.0%) | 0.208 |
| In need for surgical therapy** | 6/104 (5.8%) | 1/35 (2.9%) | 0.679 |
Differences with P values < 0.05 were deemed statistically significant and these P values are presented in bold
CCI, comprehensive complication index; pp, per patient
*Categorical variables: chi-square test; continuous variables: Student’s t test
**Data for 35 patients in primary laparotomy group and 104 patients in relaparotomy group