Table 1 Patient characteristics and treatments
Number | Percent | |
|---|---|---|
Patients | 71 | |
Age (years) | ||
Median | 70 | (range 47–84) |
Sex | ||
Male | 57 | 80.3 |
Female | 14 | 19.7 |
Performance status | ||
0 | 57 | 80.3 |
≥ 1 | 14 | 19.7 |
Observation period (months) | ||
Median | 43.6 | (range 1.5–124.2) |
Main tumor location | ||
Upper thoracic | 12 | 16.9 |
Middle thoracic | 41 | 57.7 |
Lower thoracic | 18 | 25.4 |
Depth of tumor invasion | ||
Muscularis mucosa | 6 | 8.5 |
Submucosa | 65 | 91.5 |
Tumor length (cm) | ||
Median | 4.0 | (range 1–30) |
Circumferential spread of tumor | ||
Median | 0.50 | (range 0.17–1) |
Tumor number | ||
1 | 65 | 91.5 |
≥ 2 | 6 | 8.5 |
Treatment | ||
RT | 18 | 25.4 |
CRT | 8 | 11.3 |
ER + RT (ESD/EMR) | 6 (4/2) | 8.5 |
ER + CRT (ESD/EMR) | 39 (38/1) | 54.9 |
RT field | ||
Non-ENI | 32 | 45.1 |
ENI | 39 | 55.0 |
Radiation dose (Gy) | ||
Median | 50.4 | (range 28–68) |
Chemotherapy | ||
Standard dose FP (2 cycles) | 35 | 74.5 |
Low-dose FP (2 cycles) | 6 | 12.8 |
Others | 6 | 12.8 |