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Score of significant survival factors in patients with bone metastases of small cell lung cancer
| Potential prognostic factor | Subgroup | Score | Hazard Ratio |
|---|---|---|---|
| Age | <65 ≥65 |
0 -1 |
1.847 |
| Coexisting with extraosseous distant metastases | No Yes |
0 -2 |
2.324 |
| Number of bone metastases | Single multiple |
0 -1 |
1.776 |
