Table 1. Clinical characteristics of enrolled stage III and IV NSCLC patients.
| Characteristics | Case number | %/mean (SD) |
|---|---|---|
| Total cases | 54 | 100 |
| Gender | ||
| Male | 38 | 71.7 |
| Female | 16 | 28.3 |
| Smoking history | ||
| No | 22 | 40.74 |
| Yes | 32 | 59.26 |
| Major stage | ||
| III | 28 | 51.9 |
| IV | 26 | 48.1 |
| Pathological type | ||
| ADC | 27 | 50.0 |
| SCC | 21 | 38.9 |
| ASC | 3 | 5.6 |
| Others | 3 | 5.6 |
| PD-L1 positive | 14 | 25.9 |
| EGFR mutation | 13 | 24.1 |
| Age (years) | 54 | 66.1 (8.66) |
| Cigarettes per year | 32 | 664.06 (400.85) |
NSCLC, non-small cell lung cancer; ADC, adenocarcinomas; SCC, squamous cell carcinomas; ASC, adenosquamous carcinoma.