Table 1. The clinicopathological factors between the experimental group and the verification group.
| Variables | Experimental group (n = 1342) | Verification group (n = 447) | ||
|---|---|---|---|---|
| Hemorrhage(n = 34) | No hemorrhage (n = 1308) | Hemorrhage (n = 12) | No hemorrhage (n = 435) | |
| Gender | ± | |||
| Male | 27 | 998 | 10 | 308 |
| Female | 7 | 310 | 2 | 127 |
| Age(years) | 63.06 ± 12.79 | 60.43 ± 11.13 | 62.08 ± 16.08 | 60.73 ± 10.88 |
| BMI (kg/m2) | 21.47 ± 2.18 | 22.19 ± 3.01 | 22.1 ± 2.22 | 22.2 ± 2.88 |
| PAS | ||||
| Yes | 6 | 176 | 1 | 68 |
| No | 28 | 1132 | 11 | 367 |
| Tumor size (cm) | 48.78 ± 19.29 | 46.27 ± 25.27 | 52.08 ± 25.54 | 46.84 ± 25.77 |
| Tumor location | ||||
| Upper | 13 | 304 | 6 | 117 |
| Middle | 2 | 210 | 1 | 64 |
| Lower | 14 | 656 | 3 | 206 |
| Diffuse | 5 | 138 | 2 | 48 |
| TNM stage | ||||
| I/ II | 6 | 627 | 5 | 218 |
| III | 28 | 681 | 7 | 217 |
| Operation time (min) | 199.65 ± 62.75 | 190.19 ± 61.72 | 240.00 ± 94.89 | 196.48 ± 67.45 |
| BLDO(ml) | 118.24 ± 143.43 | 85.73 ± 103.39 | 100.50 ± 80.52 | 84.83 ± 86.88 |
| Resected LNs (n) | 32.13 ± 10.27 | 33.91 ± 13.15 | 31.83 ± 7.03 | 34.71 ± 13.90 |
| Operation type | ||||
| Total | 19 | 623 | 9 | 227 |
| Subtotal | 15 | 685 | 3 | 208 |
| Type of Anastomosis | ||||
| Roux-en-Y | 19 | 622 | 1 | 11 |
| B-I | 9 | 538 | 2 | 156 |
| B-II | 5 | 120 | 0 | 41 |
| Esophagogastric | 1 | 28 | 9 | 227 |
| Combined resection | ||||
| Yes | 9 | 98 | 5 | 32 |
| No | 25 | 1210 | 7 | 403 |
| DTF | ||||
| Yes | 6 | 36 | 3 | 5 |
| No | 28 | 1272 | 9 | 430 |
| PAI | ||||
| Yes | 3 | 39 | 0 | 12 |
| No | 31 | 1269 | 12 | 423 |
| Chylous fistula | ||||
| Yes | 3 | 42 | 1 | 15 |
| No | 31 | 1266 | 11 | 420 |
| Hospital stay (days) | 20.09 ± 9.67 | 13.86 ± 7.64 | 19.92 ± 7.28 | 14.36 ± 9.29 |
PAS: Previous abdominal surgery; PAI: Pure abdominal infection; DTF: Digestive tract fistula; BLDO: blood loss during the operation.