Table 2 Characteristic significantly associated with overall survival in the Cox regression analysis and the corresponding scoring points based on the 1-year survival rates
Scoring points | |
|---|---|
Age | |
≤71 years | 7 |
≥72 years | 6 |
Myeloma type | |
IgG | 8 |
Others | 5 |
ECOG-PS | |
1–2 | 9 |
3–4 | 4 |
Ambulatory status prior to radiotherapy | |
Ambulatory (with or without aid) | 8 |
Not ambulatory | 3 |