From: Survival and prognostic factors in patients with stable and unstable spinal bone metastases from solid tumors: a retrospective analysis of 915 cases
Stable metastases
Unstable metastases
p-value
Overall survival
%
0.851
6 months
81
78
1 year
62
57
2 years
42
38
5 years
25
22
Bone survival
0.755
59
39
19
8