Table 1.
Baseline patient characteristics (N = 46).
| Characteristic | All, No. of patients (%) |
|---|---|
| Age, median (range), years | 62 (46–77) |
| Sex | |
| Male | 34 (73.9) |
| Female | 12 (26.1) |
| ECOG PS | |
| 1 | 46 (100) |
| Smoking status | |
| Current/former smoker | 30 (65.2) |
| Never smoker | 16 (34.8) |
| Number of lines of prior systemic cancer therapy | |
| 1 | 42 (91.3) |
| ≥2 | 4 (8.7) |
| Tumor histology | |
| Adenocarcinoma | 34 (73.9) |
| Squamous cell carcinoma | 12 (26.1) |
| Tumor Stage | |
| IIIB | 4 (8.7) |
| IV | 42 (91.3) |
| No. of metastatic sites at baseline | |
| 1 | 22 (47.8) |
| 2 | 16 (34.8) |
| ≥3 | 8 (17.4) |
ECOG PS, Eastern Cooperative Oncology Group performance status.