Table 1.
Patient demographics and baseline clinicopathological characteristics.
| Characteristic | Cohort N = 102 (%) |
|---|---|
| Age | |
| Median (y, range) | 61 (43-83) |
| < 65 y | 66 (64.7%) |
| ≥ 65 y | 36 (35.3%) |
| Sex | |
| Male | 88 (86.3%) |
| Female | 14 (13.7%) |
| Smoking | |
| Yes | 83 (81.4%) |
| No | 19 (18.6%) |
| Pathology | |
| Adenocarcinoma | 45 (44.1%) |
| Squamous cell carcinoma | 57 (55.9%) |
| PD-L1 TPS | |
| < 1% | 52 (51.0%) |
| 1-49% | 37 (36.3%) |
| ≥ 50% | 13 (12.7%) |
| Brain metastasis | |
| Yes | 9 (8.8%) |
| No | 93 (91.2%) |
| Liver metastasis | |
| Yes | 14 (13.7%) |
| No | 88 (86.3%) |
| Line of treatment | |
| 1 | 56 (54.9%) |
| 2 | 46 (45.1%) |
| Treatment strategy | |
| Monotherapy | 47 (46.1%) |
| Combined chemotherapy | 55 (53.9%) |