Table 3.

Prognostic Values of Clinical Parameters According to Multivariate Cox-regression Analysis

Prognosis factors	HR (95%CI)	P-value
Age
<50	reference
50-59	1.023(0.834-1.560)	0.264
60-69	1.453(0.852-1.809)	0.005
≥70	1.790(1.335-2.784)	0.003
Visceral metastasis
Yes	reference
No	0.932(0.271-2.541)	<0.001
Extraspinal bone metastasis foci
0	reference
1-2	1.208(0.914-2.208)	0.003
≥3	1.534(1.214-3.291)	0.014
Frankel score
E	reference
CD	1.590(0.719-4.910)	0.027
AB	2.437(1.081-6.839)	<0.001
Targeted therapy
Yes	0.264(0.256-0.291)	<0.001
No	reference
Chemotherapy
Yes	0.480(0.265-0.734)	0.005
No	reference