Table 1.
Baseline demographic and pathologic characteristics.
| Characteristics | Values |
|---|---|
| Number of patients | 1937 |
| Age (year) | |
| Median, MAD | 69.0, 10.4 |
| Range | 26.0–85.0 |
| Sex: number (%) | |
| Male | 984 (50.8) |
| Female | 953 (49.2) |
| Race: number (%) | |
| African American | 144 (7.4) |
| White | 1428 (73.7) |
| Asian | 46 (2.4) |
| Other Race | 143 (7.4) |
| Histology: number (%) | |
| Non-squamous cell carcinoma | 1443 (74.5) |
| Squamous cell carcinoma | 419 (21.6) |
| NSCLC histology NOS | 75 (3.8) |
| Stage: number (%) | |
| Stage I | 164 (8.5) |
| Stage II | 122 (6.3) |
| Stage III | 372 (19.2) |
| Stage IV | 1241 (64.1) |
| ECOG score: number (%) | |
| 0 | 375 (19.4) |
| 1 | 856 (44.2) |
| 2 | 273 (14.1) |
| 3 | 50 (2.6) |
| 4 | 2 (0.1) |
| Smoking status: number (%) | |
| History of smoking | 1657 (85.5) |
| No history of smoking | 276 (14.2) |
| Previous treatment: number (%) | |
| No | 718 (37.1) |
| Yes | 1219 (62.9) |
MAD median absolute deviation, ECOG Eastern Cooperative Oncology Group.