Prognostic factor | GPA | Patient score | ||||
0 | 0.5 | 1.0 | 1.5 | 2.0 | ||
KPS | ≤70 | 80 | 90-100 | |||
Number of BM | ≥5 | 1-4 | ||||
ECM | Present | Absent | ||||
Hgb | <11.1 | 11.1-12.5 or unknown | >12.5 | |||
Sum = median survival by GPA: 0-1 = 4 months; 1.5-2.0 = 12 months; 2.5-3.0 = 17 months; 3.5-4.0 = 35 months |