Table 1 Summary of clinicopathological characteristics of patient samples considered in this study after removal of the samples with no or a low percentage of tumor cells (< 5%)
BE (n = 19) | EAC (n = 108) | |
|---|---|---|
Age (years) | ||
Median (mean) | 66 (62) | 66 (66) |
Range | 35–84 | 34–82 |
Gender | ||
Male | 15 (79%) | 90 (83%) |
Female | 4 (21%) | 18 (17%) |
Barrett’s segment length (cm) | ||
Median (mean) | 4 (4.4) | – |
Range | 1–10 | – |
Location | ||
At or above carina | – | 1 (1%) |
Distal esophagus | – | 37 (34%) |
Gastroesophageal junction | – | 70 (65%) |
Tumor (T) stage | ||
T0 | – | 1 (1%) |
T1 | – | 16 (15%) |
T2 | – | 20 (18%) |
T3 | – | 69 (64%) |
T4 | – | 2 (2%) |
Tumor length (cm) | ||
Median (mean) | – | 3.0 (3.6) |
Range | – | 0.4–11 |
Lymph node metastases | ||
Yes | – | 65 (60%) |
No | – | 43 (40%) |
Neoadjuvant radio(chemo)therapy | ||
Yes | – | 81 (75%) |
No | – | 27 (25%) |