Table 3 Univariate analysis of surgical factors
Factors | Anastomotic leakage (+) n = 30 | Anastomotic leakage (−) n = 258 | Total n = 288 | P |
|---|---|---|---|---|
Types of operation | 0.311 | |||
Open surgery | 17 (56.7) | 121 (46.9) | 138 (47.9) | |
Laparoscopic surgery | 13 (43.3) | 137 (53.1) | 150 (52.1) | |
Duration of operation (min, mean ± SD) | 145.3 ± 67.1 | 141.4 ± 47.2 | 143.6 ± 52.9 | 0.452 |
Intraoperative blood loss (ml, mean ± SD) | 109.1 ± 77.3 | 79.4 ± 70.5 | 84.4 ± 73.7 | 0.126 |
Number of stapler firings | 0.011 | |||
< 3 | 12 (40.0) | 165 (64.0) | 177 (61.5) | |
≥ 3 | 18 (60.0) | 93 (36.0) | 111 (38.5) | |
Blood transfusion | 7 (23.3) | 39 (15.1) | 46 (16.0) | 0.368 |
Preservation of LCA | 4 (13.3) | 32 (12.4) | 36 (12.5) | 0.884 |
Temporary ileostomy | 0 (0) | 14 (5.4) | 14 (4.9) | 0.390 |