Table 1 Patient characteristics
Characteristic | All (n = 60) | Chemoradiation (n = 34) | Esophagectomy (n = 26) | P-value |
|---|---|---|---|---|
Median age (range), years | 68 (45–80) | 69 (50–80) | 65 (45–78) | 0.0054 |
Sex, n | ||||
Male | 53 | 29 | 24 | 0.69 |
Female | 7 | 5 | 2 | |
Main tumor location, n | ||||
Cervix and upper thorax | 15 | 9 | 6 | 0.36 |
Middle thorax | 30 | 15 | 15 | |
Lower thorax | 14 | 10 | 4 | |
Abdominal | 1 | 0 | 1 | |
ESD-T stage, n | ||||
T1a | 19 | 11 | 8 | > 0.99 |
T1b | 41 | 23 | 18 | |
ER-ly, n | ||||
Positive | 22 | 9 | 13 | 0.1 |
Negative | 38 | 25 | 13 | |
ER-v, n | ||||
Positive | 20 | 12 | 8 | 0.79 |
Negative | 40 | 22 | 18 | |
ER-HM, n | ||||
Positive | 5 | 4 | 1 | 0.38 |
Negative | 55 | 30 | 25 | |
ER-VM, n | ||||
Positive | 11 | 7 | 4 | 0.31 |
Negative | 49 | 27 | 22 | |
Total radiation dose | ||||
40 Gy | 25 | – | ||
50 Gy | 9 | – | ||
Surgery | ||||
Transthoracic esophagectomy | – | 3 | ||
Laparoscopic transhiatal esophagectomy | – | 23 |