Table 2.
Surgical characteristics and postoperative course
| Characteristic | Interval ≤ 7 wks (n = 60) | Interval > 7 wks (n = 97) | P value |
|---|---|---|---|
| Type of surgical procedure | .71b | ||
| Low anterior resection | 52 (86.7) | 86 (88.7) | |
| Abdominoperineal excision (APE) | 8 (13.3) | 11 (11.3) | |
| Defunctioning ileostomy | 46 (76.7) | 76 (78.4) | .987b |
| Median operation time, minutes | 232 (120‐445) | 250 (105‐435) | .022a, c , a, c |
| Estimated blood loss, ml | 100 (10‐350) | 100 (20‐2000) | .494a, c |
| Mean units of packet blood | |||
| Postoperative complications | 15 (25.0) | 33 (34.0) | .233 |
| Anastomotic leakage | 8 of 52 (15.4) | 13 of 86 (13.4) | .966b |
| Grade B | 5 (9.6) | 9 (10.5) | |
| Grade C | 3 (5.8) | 4 (2.9) | |
| Perineal complications after APE | 2 of 8 (12.5) | 6 of 11 (54.5) | .352d |
| Urinary complications | 3 (5.0) | 7 (7.2) | .743d |
| Uroschesis | 2 (3.3) | 6 (6.2) | .711d |
| Infections | 1 (1.7) | 6 (6.2) | .252d |
| Postoperative ileus | 4 (6.7) | 6 (6.2) | 1.00d |
Data are median (range) or n (%).
a
Statistically significant.
b
Data were calculated using the χ2 test.
c
Data were calculated using the Mann‐Whitney U test.
d
Data were calculated using the Fisher exact test.