927 / 1138
Variable
HR
95% CI
p-value
Performance status
2.06
1.35 – 3.13
< 0.01
Primary tumor type
0.96
0.67 – 1.37
0.83
Treatment site
0.91
0.61 – 1.34
0.63
Size of metastasis
1.90
1.45 – 2.51
< 0.001
Number of metastases
1.33
1.00 – 1.76
0.05
Synchronous vs. metachronous 1.40
1.05 – 1.86
0.02
Pre-SBRT chemotherapy
0.58
0.44 – 0.78
<0.01
Post-SBRT chemotherapy
0.54
0.29 – 0.98
0.042
Multivariate analysis
Death from all causes
MM Fode et al. Radiother Oncol 2015; 114(2):155