Table 2.
Disease-specific and oncological characteristics
| Feature | Number | Percent | |
|---|---|---|---|
| Histological type of disease | Adenocarcinoma | 128 | 75.2 |
| Squamous cell carcinoma | 36 | 21.2 | |
| Neuroendocrine tumor (NET) | 3 | 1.8 | |
| Other | 3 | 1.8 | |
| Tumor location | Upper-third (0–18 cm) | 1 | 0.6 |
| Middle-third (19–29 cm) | 32 | 18.8 | |
| Lower-third (30–45 cm) | 137 | 80.6 | |
| Clinical T-stage at diagnosis | cT1 | 5 | 2.9 |
| cT2 | 38 | 22.4 | |
| cT3 | 90 | 52.9 | |
| cT4 | 35 | 20.6 | |
| Not determined | 2 | 1.2 | |
| Clinical N-stage at diagnosis | cN0 | 50 | 29.4 |
| cN+ | 118 | 69.4 | |
| Not determined | 2 | 1.2 | |
| Neoadjuvant therapy | Chemo- or radiochemotherapy | 111 | 65.3 |