Table 2 Surgical and postoperative pathologic information of the patients with oesophageal cancer
Clinical variables | MIE group (n= 169) | OE group (n=169) | P |
|---|---|---|---|
Substitution type | Â | Â | <0.01 |
 Entire stomach | 0 | 169 (100%) |  |
 Gastric tube | 169 (100%) | 0 |  |
Anastomotic type | Â | Â | <0.01 |
 Cervical anastomosis | 169 (100%) | 0 |  |
 Intrathoracic anastomosis | 0 | 169 (100%) |  |
Omentoplasty | Â | Â | <0.01 |
 Yes | 169 (100%) | 0 |  |
 No | 0 | 169 (100%) |  |
Histologic type | Â | Â | 0.100 |
 Squamous cell carcinoma | 162 (95.9%) | 148 (87.6%) |  |
 Adenocarcinoma | 3 (1.8%) | 10 (5.9%) |  |
 Adenosquamous carcinoma | 3 (1.8%) | 5 (3.0%) |  |
 Neuroendocrine carcinoma | 0 (0.0%) | 2 (1.2%) |  |
 Small cell carcinoma | 1 (0.6%) | 2 (1.2%) |  |
 Sarcoma | 0 (0.0%) | 2 (1.2%) |  |
Tumour size (mean ± SD, cm) | 4.78 ± 2.17 | 4.80 ± 2.05 | 0.879 |
T stage | Â | Â | 0.314 |
 T1 | 21 (12.4%) | 20 (11.8%) |  |
 T2 | 47 (27.8%) | 49 (29.0%) |  |
 T3 | 100 (59.2%) | 82 (48.5%) |  |
 T4 | 1 (0.6%) | 18 (10.7%) |  |
N stage | Â | Â | 0.974 |
 N0 | 105 (62.1%) | 104 (61.5%) |  |
 N1 | 53 (31.4%) | 54 (32.0%) |  |
 N2 | 7 (4.1%) | 8 (4.7%) |  |
 N3 | 4 (2.4%) | 3 (1.8%) |  |