Table 1 Patient characteristics
Characteristic | Chemoradiotherapy (n = 16) | Esophagectomy (n = 16) | P-value |
|---|---|---|---|
Median age (range), years | 67 (46–87) | 64 (51–77) | 0.07 |
Sex, n | |||
Male | 13 | 16 | 0.23 |
Female | 3 | 0 | |
Histological type, n | |||
Squamous cell carcinoma | 16 | 12 | 0.1 |
Adenocarcinoma | 0 | 4 | |
Main tumor location, n | |||
Upper thorax | 3 | 2 | 0.14 |
Middle thorax | 8 | 8 | |
Lower thorax | 5 | 2 | |
Abdominal | 0 | 4 | |
ESD-T Stage, n | |||
T1aa | 4 | 9 | 0.15 |
T1b | 12 | 7 | |
ESD-ly, n | |||
Positive | 11 | 10 | > 0.99 |
Negative | 5 | 6 | |
ESD-v, n | |||
Positive | 3 | 4 | > 0.99 |
Negative | 13 | 12 | |
ESD-INF, n | |||
C | 1 | 2 | > 0.99 |
DI | 11 | 5 | 0.08 |
ESD-HM, n | |||
Positive | 3 | 1 | 0.6 |
Negative | 13 | 15 | |
ESD-VM, n | |||
Positive | 2 | 2 | > 0.99 |
Negative | 14 | 14 | |
Total radiation dose | |||
40 Gy | 12 | – | |
50 Gy | 4 | – | |