Table 1. Clinicopathological characteristics of the included patients.
| Number | Sensitive group | Resistant group | P-value | |
|---|---|---|---|---|
| Gender | ||||
| Male | 13 | 4 | 9 | |
| Female | 17 | 8 | 9 | 0.451 |
| Age (years) | ||||
| ≥60 | 21 | 7 | 14 | |
| <60 | 9 | 5 | 4 | 0.427 |
| Surgical procedure | ||||
| Single lobectomy | 16 | 5 | 11 | |
| Bilobectomy | 6 | 1 | 5 | |
| Pneumonectomy | 8 | 6 | 2 | 0.638 |
| TNM classification | ||||
| T1 | 0 | - | - | |
| T2 | 11 | 7 | 4 | |
| T3 | 19 | 5 | 14 | 0.236 |
| N | ||||
| N0 | 0 | - | - | |
| N1 | 5 | 1 | 4 | |
| N2 | 25 | 11 | 14 | 0.425 |
| Stage | ||||
| I | 0 | - | - | |
| II | 10 | 4 | 6 | |
| III | 20 | 8 | 12 | 0.218 |
| Histologic type | ||||
| Squamous cell | 22 | 10 | 12 | |
| Adenocarcinoma | 5 | 1 | 4 | |
| Large cell and others | 3 | 1 | 2 | 0.562 |
TNM: Tumor-Node-Metastasis.