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Lymph node metastasis, cN (UICC TNM 7th)
| Clinical N | Endoscopic treatment | Surgery | Chemotherapy and/or radiotherapy (%) | Total (%) | |
|---|---|---|---|---|---|
| (%) | Esophagectomy (%) | Palliative surgery (%) | |||
| cN0 | 1351 (95.1%) | 2278 (46.4%) | 31 (24.2%) | 1117 (27.5%) | 4047 (50.5%) |
| cN1 | 38 (2.7%) | 1704 (34.7%) | 37 (28.9%) | 1663 (40.9%) | 2318 (28.9%) |
| cN2 | 22 (1.5%) | 800 (16.3%) | 43 (33.6%) | 1009 (24.8%) | 1301 (16.2%) |
| cN3 | 10 (0.7%) | 128 (2.6%) | 17 (13.3%) | 273 (6.7%) | 353 (4.4%) |
| Total | 1421 | 4910 | 128 | 4062 | 8019 |
