Table 2.
Clinicopathological data of patients included in circulating tumor cells (CTCs) analysis (n = 10).
| n (%) | |
|---|---|
| Stage | |
| I | 0 (0) |
| II | 7 (70) |
| III | 3 (30) |
| IV | 0 (0) |
| Tumour (pT) | |
| T1 | 1 (10) |
| T2 | 2 (20) |
| T3 | 6 (60) |
| T4 | 1 (10) |
| Lymph node metastasis (pN) | |
| N0 | 7 (70) |
| N1 | 3 (30) |
| Distant metastasis (M) | |
| M0 | 10 (100) |
| M1 | 0 (0) |
| Histological Classification | |
| Squamous cell carcinoma | 10 (100) |
| Adenocarcinoma | 0 (0) |
| Lymphovascular Permeation | |
| Present | 3 (30) |
| Absent | 3 (30) |
| Missing information | 4 (40) |
| Neural Permeation | |
| Present | 1 (10) |
| Absent | 5 (50) |
| Missing information | 4 (40) |