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Baseline characteristics of patients.
| Characteristics | Number (N = 154) | Proportion (%) |
|---|---|---|
| Sex and age | ||
| Male | 107 | 69.5 |
| Female | 47 | 30.5 |
| Median age (years) | 62 (34–79) | |
| Histology | ||
| LUAD | 128 | 83.1 |
| LUSC | 26 | 16.9 |
| Clinical stage | ||
| I | 2 | 1.3 |
| II | 4 | 2.6 |
| III | 19 | 12.3 |
| IV | 126 | 81.8 |
| ECOG (Eastern Cooperative Oncology Group, baseline) | ||
| 0 | 6 | 3.9 |
| 1 | 72 | 46.8 |
| 2 | 1 | 0.7 |
| NA | 75 | 48.7 |
