Table 1.
Patient demographics and disease characteristics.
| Characteristics | Number of patients n = 279 (%) |
|---|---|
| Age (continuous) | |
| Median (range) | 65.5 (34.2-79.3) |
| Age (categorical) | |
| <75 | 257 (92.1) |
| ≥75 | 22 (7.9) |
| Sex | |
| Male | 187 (67.0) |
| Female | 92 (33.0) |
| Histology | |
| Adenocarcinoma | 273 (97.9) |
| NOS carcinoma | 6 (2.1) |
| Large cell lung cancer | 0 (0.0) |
| Adenosquamous | 0 (0.0) |
| Squamous | 0 (0.0) |
| Unknown—N/D | 0 |
| EGFR status known | |
| Yes | 279 (100.0) |
| No | 0 (0.0) |
| EGFR mutation | |
| Negative | 279 (100.0) |
| ALK status known | |
| Yes | 279 (100.0) |
| No | 0 (0.0) |
| ALK status known | |
| Negative | 279 (100.0) |
| PDL1 | |
| <1% | 123 (44.1) |
| 1%–49% | 156 (55.9) |
| ≥50% | 0 |
| PS ECOG | |
| 0 | 107 (39.5) |
| 1 | 148 (54.6) |
| 2 | 16 (5.9) |
| Unknown | 8 |
| Smoking history | |
| Ex-smoker | 59 (41.8) |
| Smoker | 49 (34.8) |
| Not smoker | 33 (23.4) |
| Unknown | 138 |
| Presence of brain metastases | |
| Yes | 48 (17.6) |
| No | 225 (82.4) |
| Unknown | 6 |
Percentages reported in the table were calculated using the number of patients with available data (for each variable).