996 / 1708
Event-free survival according to the
number of bone metastases at the
time of diagnosis
UNIVARIATE ANALYSIS
NUMBER OF BONE METASTASES
was a significant prognostic factor
for 3-year EFS:
-
1 SINGLE METASTATIC LESION:
3-YEAR
EFS 0.61
-
more than 1 bone metastasis (2-5 lesions):
3-year EFS 0.19
-
>5 lesions:
3-year EFS 0.16
(p< .001
1 single metastases