Table 1.
Baseline characteristics of NSCLC patients
| Characteristics | NSCLC patients (N = 319) |
|---|---|
| Age (y) | 62.3 ± 10.5 |
| ≤60 y (n/%) | 145 (45.5) |
| >60 y (n/%) | 174 (54.5) |
| Gender (n/%) | |
| Male | 259 (81.2) |
| Female | 60 (18.8) |
| Tumor size (cm) | 5.4 ± 1.9 |
| ≤5 cm (n/%) | 182 (57.1) |
| >5 cm (n/%) | 137 (42.9) |
| Lymph node metastasis (n/%) | |
| No | 197 (61.8) |
| Yes | 122 (38.2) |
| TNM stage (n/%) | |
| I | 107 (33.5) |
| II | 100 (31.3) |
| III | 112 (35.2) |
| Pathological differentiation (n/%) | |
| Well | 49 (15.4) |
| Moderate | 201 (63.0) |
| Poor | 69 (21.6) |
Data were presented as mean value ± standard deviation or count (percentage).
Abbreviations: NSCLC, non‐small‐cell lung cancer; TNM, tumor node metastasis.