Table 3.
Comparison of clinical data from 1049 patients (%, Mean ± SD)
| Complications (N = 122) | No complications (N = 927) | χ2/t | P value | |
|---|---|---|---|---|
| Sex | 0.32 | 0.57 | ||
| Male | 82 (67.2%) | 599 (64.6%) | ||
| Female | 40 (32.8%) | 328 (35.4%) | ||
| Age (year-old) | 57.3 ± 9.8 | 54.1 ± 10.4 | 1.13 | 0.29 |
| BMI (kg/m2) | 22.2 ± 3.1 | 21.5 ± 2.9 | 1.93 | 0.17 |
| Smoker | 2.42 | 0.12 | ||
| Yes | 57 (46.7%) | 365 (39.4%) | ||
| No | 65 (53.3%) | 562 (60.6%) | ||
| Lymph nodes dissected (n) | 19.8 ± 7.7 | 18.9 ± 8.0 | 0.13 | 0.71 |
| WBC (× 109/L) | 6.0 ± 1.7 | 6.2 ± 2.1 | 0.45 | 0.50 |
| Preoperative hemoglobin (g/L) | 113.6 ± 24.5 | 117.2 ± 24.3 | 0.09 | 0.76 |
| Preoperative albumin (g/L) | 35.6 ± 5.3 | 36.9 ± 5.2 | 0.03 | 0.87 |
| Surgical time (min) | 243.2 ± 58.6 | 213.4 ± 50.1 | 4.27 | 0.04 |
| Blood loss (mL) | 249.9 ± 152.9 | 212.5 ± 133.6 | 6.25 | 0.01 |
| Blood transfusion during the perioperative period (U) | 2.3 ± 4.0 | 1.1 ± 2.4 | 37.13 | < 0.01 |
| Postoperative gastric tube (days) | 3.8 ± 2.8 | 2.8 ± 1.9 | 8.37 | < 0.01 |
| Transferring to ICU post surgery | 191.13 | < 0.01 | ||
| Yes | 38 (31.1%) | 16 (1.7%) | ||
| No | 84 (68.9%) | 911 (98.3%) | ||
| Hospital stays post surgery (days) | 20.5 ± 8.6 | 13.3 ± 2.7 | 392.66 | < 0.01 |