Table 1. Clinicopathologic characteristics of 437 patients with resected IIIA NSCLC.
| Characteristics | No. | % |
|---|---|---|
| Sex | ||
| Male | 281 | 64.3 |
| Female | 156 | 35.7 |
| Age | ||
| ≤60 | 251 | 57.4 |
| >60 | 186 | 42.6 |
| Smoke | ||
| Yes | 244 | 55.8 |
| No | 193 | 44.2 |
| Post radiotherapy | ||
| Yes | 86 | 19.7 |
| No | 351 | 80.3 |
| Molecular targeted therapy | ||
| Yes | 80 | 18.3 |
| No | 357 | 81.7 |
| Resection extent | ||
| Lobectomy/bilobectomy | 400 | 91.5 |
| Pneumonectomy | 37 | 8.5 |
| Tumor size (cm) | ||
| 0–7 | 400 | 91.5 |
| >7 | 37 | 8.5 |
| N stage | ||
| N0 | 12 | 2.7 |
| N1 | 42 | 9.6 |
| N2 | 383 | 87.6 |
| N1 positive | ||
| ≤10 | 424 | 97.0 |
| >10 | 13 | 3.0 |
| N2 positive | ||
| ≤10 | 411 | 94.1 |
| >10 | 26 | 5.9 |
| Pathology | ||
| A | 282 | 64.5 |
| S | 133 | 30.4 |
| AS | 11 | 2.5 |
| Other | 11 | 2.5 |
| Differentiation | ||
| Well/moderate | 218 | 49.9 |
| Poor | 219 | 50.1 |
| EGFR mutation | ||
| Yes | 256 | 58.6 |
| No | 181 | 41.4 |
Other pathology includes sarcomatoid carcinoma, colloid carcinoma, and enteric carcinoma. NSCLC, non-small cell lung cancer; A, adenocarcinoma; S, squamous cell carcinoma; AS, adenosquamous carcinoma.