Table I.
Clinicopathological data from 106 patients with EC.
| Clinicopathological factor | No. of patients (%) |
|---|---|
| Sex | |
| Male | 62 (58.48) |
| Female | 44 (41.52) |
| Histologic type | |
| SqC | 58 (54.72) |
| AdC | 48 (45.28) |
| Stage | |
| Early (I/II) | 68 (64.15) |
| Advanced (III/IV) | 38 (35.85) |
| Tumor statusa | |
| T1 | 18 (16.98) |
| T2 | 38 (35.85) |
| T3 | 22 (20.75) |
| T4 | 28 (26.42) |
| Lymph node metastasisb | |
| N0 | 64 (60.38) |
| N1 | 27 (25.47) |
| N2 | 7 (6.60) |
| N3 | 8 (7.55) |
| Distant metastasis | |
| Negative | 104 (98.1) |
| Positive | 2 (1.9) |
a
Tumor (T) categories according to the Union for International Cancer Control (UICC) Tumor Node Metastasis (TNM) classification of esophageal carcinoma.
b
Lymph node (N) categories according to the UICC TNM classification of esophageal carcinoma. sqC, squamous cell carcinoma; AdC, adenocarcinoma.