Table 3.
Clinical features of patients receiving neoadjuvant chemoradiotherapy followed by surgery, n
| Characteristic | Good response | Poor response | P value |
| (n = 29) | (n = 20 ) | ||
| Age (yr) | |||
| < 55 | 11 | 11 | 0.238 |
| ≥ 55 | 18 | 9 | |
| Sex | |||
| Male | 24 | 15 | 0.763 |
| Female | 5 | 5 | |
| Tumor size (cm) | |||
| < 5 | 12 | 7 | 0.652 |
| ≥ 5 | 17 | 13 | |
| Site | |||
| Upper thoracic | 3 | 2 | 0.405 |
| Middle thoracic | 14 | 6 | |
| Lower thoracic | 12 | 12 | |
| Differentiation | |||
| Well | 5 | 4 | 0.936 |
| Moderate | 16 | 10 | |
| Poor | 8 | 6 | |
| TNM stage | |||
| IIb | 8 | 6 | 0.857 |
| III | 21 | 14 | |
| Cytoplasm | |||
| High | 23 | 5 | < 0.001 |
| Low | 6 | 15 | |
| Nucleus | |||
| High | 9 | 9 | 0.319 |
| Low | 20 | 11 |
High: Including composite score of 6, 8, 9 and 12; Low: Including composite score of 0, 1, 2, 3 and 4; TNM: Tumor-node-metastasis.