Table 2 Surgical factor and complications in 81 patients with 8th American Joint Committee on Cancer pathologic stage 0 or I esophageal squamous cell carcinoma
Factors | No. of patients (Percentage) |
|---|---|
Age (years) (range: 40–75, mean: 54.31, median: 54) |  |
Blood transfusion during operation | Â |
 Yes | 10 (12.3%) |
 No | 71 (87.7%) |
Operative time | Â |
 < 8 h | 17 (21.0%) |
 ≥ 8 h | 64 (79.0%) |
Post-operative intensive care unit stay | Â |
 ≤ 3 days | 13 (16.0%) |
 > 3 days | 68 (84.0%) |
Hospital stay | Â |
 ≤ 20 days | 30 (37.0%) |
 > 20 days | 51 (63.0%) |
Complication | Â |
 None | 58 (71.6%) |
 Pulmonary | 15 (18.5%) |
 Conduit | 6 (7.4%) |
 Vocal cord palsy | 2 (2.5%) |
Tumor grade | Â |
 0 (Tis) | 4 (4.9%) |
 Grade 1 | 7 (8.6%) |
 Grade 2 | 63 (77.8%) |
 Grade 3 | 7 (8.6%) |
Perineural invasion | Â |
 No | 80 (100%) |
Lymphovascular invasion | Â |
 Yes | 5 (6.2%) |
 No | 76 (93.8%) |
Extracapsular invasion | Â |
 No | 80 (100%) |
R0 resection | Â |
 Yes | 75 (92.6%) |
 No | 6 (7.4%) |