Macroscopic classification by video endoscopy (n = 94)*
| Macroscopic type (Nishi 24) | AdenoCa (n = 77)* | SCC (n = 17)* | Total (n = 94) | sm infiltration (n = 25) |
|---|---|---|---|---|
| *Six patients were excluded due to missing histology (four in the adenocarcinoma group and two in the SCC group). | ||||
| AdenoCa, adenocarcinoma; SCC, squamous cell carcinoma; sm, submucosa. | ||||
| Type I | 9 | 2 | 11 | 7/11 |
| Type IIa | 26 | 2 | 28 | 4/28 |
| Type IIb | 16 | 4 | 20 | 1/20 |
| Type IIc | 2 | 1 | 3 | 2/3 |
| Type III | 4 | 1 | 5 | 1/5 |
| Type IIa+b | 8 | 1 | 9 | 0/9 |
| Type IIa+c | 15 | 7 | 22 | 9/22 |
| Type IIb+c | 1 | 0 | 1 | 0/1 |
| Type I+IIa | 1 | 1 | 2 | 1/2 |