Table 1. The clinical information of samples for microarray analysis.
| Sample | Age (years) | Gender | Primary location | Pathology grade | Clinical subtype | Tumor size (cm2) | Stages† |
|---|---|---|---|---|---|---|---|
| NLNM‡1 | 59 | Male | Lower thoracic esophagus | Moderate differentiation | Ulcerative type | 5.8×2.5 | pT3N0M0 |
| NLNM2 | 62 | Male | Midthoracic esophagus | Moderate differentiation | Ulcerative type | 6.0×2.3 | pT2N0M0 |
| NLNM3 | 68 | Male | Lower thoracic esophagus | Poor differentiation | Ulcerative type | 5.0×1.6 | pT3N0M0 |
| NLNM4 | 67 | Female | Lower thoracic esophagus | Moderate differentiation | Ulcerative type | 6.5×3.0 | pT3N0M0 |
| LNM§1 | 58 | Male | Lower thoracic esophagus | Moderate differentiation | Ulcerative type | 5.0×3.0 | pT3N3M0 |
| LNM2 | 73 | Male | Midthoracic esophagus | Moderate differentiation | Ulcerative type | 4.0×3.5 | pT2N1M0 |
| LNM3 | 75 | Male | Lower thoracic esophagus | Poor differentiation | Ulcerative type | 3.0×2.5 | pT3N2M0 |
| LNM4 | 56 | Female | Lower thoracic esophagus | Moderate differentiation | Ulcerative type | 5.0×4.0 | pT3N1M0 |
†, postoperative pathological stage; ‡, NLNM: represent sample without lymph node metastasis; §, LNM: represent sample with lymph node metastasis.