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治疗情况
Treatment status
| Treatment | First-line (n) | Second-line (n) | Third-line (n) | Fourth-line (n) |
| Combined therapy: chemotherapy combined targeted therapy. | ||||
| Chemotherapy | 102 | 85 | 70 | 70 |
| Single-agent | 3 | 9 | 18 | 19 |
| Double-agent | 99 | 76 | 52 | 51 |
| Combined therapy | 14 | 8 | 12 | 18 |
| Targeted therapy | 24 | 47 | 58 | 52 |
| EGFR-TKI | 24 | 45 | 54 | 47 |
| Others | 0 | 2 | 4 | 5 |
