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患者的临床特征
| Category | n (%) |
|---|---|
| Age (yr) | |
| ≥65 | 30 (48.4) |
| <65 | 32 (51.6) |
| Gender | |
| Male | 35 (56.5) |
| Female | 27 (43.5) |
| Smoking status | |
| Ever | 50 (80.6) |
| Never | 12 (19.4) |
| EGFR mutation | |
| Mutation | 44 (71.0) |
| Wild type | 18 (29.0) |
| Clinical stage | |
| I+II | 29 (46.8) |
| III | 33 (53.2) |
EGFR: epidermal growth factor receptor.
