Table 1. Demographic data of associated diseases, operation details, pathological stages and leakage classification of 91 patients with postoperative anastomotic leakages.
| Clinical characteristics | Number | Ratio (%) |
|---|---|---|
| Sex | ||
| Male | 79 | 86.8 |
| Female | 12 | 13.2 |
| Age (years) | 46–83 (62.2) | |
| Tumor (cm) | 1–12 (5.4) | |
| Preoperative chemotherapy | 6 | 6.6 |
| Preoperative chemoradiotherapy | 1 | 1.1 |
| Cigarette smoking | 52 | 57.1 |
| Drinking | 46 | 50.5 |
| Hypoproteinemia | 19 | 20.9 |
| Low preoperative lung function | 31 | 34.1 |
| HPN/CAD | 23 | 25.2 |
| Diabetes | 12 | 13.2 |
| Operation details | ||
| Hand-sewn anastomosis | 9 | 9.9 |
| Stapler anastomosis | 82 | 90.1 |
| Gastric conduit substitute | 81 | 89.0 |
| Colon substitute | 3 | 3.3 |
| Jejunum substitute | 7 | 7.7 |
| Pathological stage | ||
| Stage I | 11 | 12.1 |
| Stage II | 31 | 34.1 |
| Stage III | 49 | 53.8 |
| Leakages | ||
| Early leakages | 7 | 7.7 |
| Mid leakages | 74 | 81.3 |
| Late leakages | 10 | 11.0 |
HPN, hypertension; CAD, coronary atherosclerosis diseases.