Survival disparities among racial groups with hepatic malignant tumors

Table 5 Cox regression analysis of white people with hepatic malignant tumors

Classification	B	SE	Z	P value	HR (95%CI)
Age (yr)
0-44	Ref.
45-59	0.49	0.141	3.482	< 0.001	1.63 (1.24, 2.15)
60-74	0.556	0.140	3.974	< 0.001	1.74 (1.33, 2.29)
≥ 75	0.876	0.144	6.065	< 0.001	2.4 (1.81, 3.19)
T
1	Ref.
2	0.242	0.038	6.365	< 0.001	1.27 (1.18, 1.37)
3	0.571	0.051	11.179	< 0.001	1.77 (1.6, 1.96)
4	0.535	0.110	4.873	< 0.001	1.71 (1.38, 2.12)
N	0.407	0.068	6.003	< 0.001	1.5 (1.32, 1.72)
M	0.598	0.061	9.813	< 0.001	1.82 (1.61, 2.05)
Surgical	-1.184	0.041	-28.579	< 0.001	0.31 (0.28, 0.33)
Radiotherapy	0.378	0.054	7.012	< 0.001	1.46 (1.31, 1.62)
Chemotherapy	0.651	0.034	19.351	< 0.001	1.92 (1.8, 2.05)
AFP	0.273	0.035	7.785	< 0.001	1.31 (1.23, 1.41)
Liver fibrosis	0.273	0.048	5.669	< 0.001	1.31 (1.2, 1.44)
Tumor size
0-2.5 cm	Ref.
2-5 cm	0.397	0.040	9.878	< 0.001	1.49 (1.37, 1.61)
5-10 cm	0.679	0.054	12.494	< 0.001	1.97 (1.77, 2.19)
> 10 cm	0.935	0.071	13.108	< 0.001	2.55 (2.22, 2.93)
Average annual income ($)
0-44999	Ref.
45000-54999	-0.048	0.072	-0.668	0.504	0.95 (0.83, 1.1)
55000-64999	-0.235	0.068	-3.447	0.001	0.79 (0.69, 0.9)
65000-74999	-0.181	0.070	-2.571	0.01	0.83 (0.73, 0.96)
≥ 75000	-0.221	0.068	-3.252	0.001	0.8 (0.7, 0.92)

AFP: Alpha-fetoprotein; HR: Hazard ratio.