Table 4. Univariate and multivariate analyses for evaluating marital status influencing CSS in HCC based on different cancer stage.

Variable	5-year CSS (%)	Univariate analysis		Multivariate analysis
		Log rank χ2 test	P	HR(95% CI)	P
Localized
Marital status		88.888	P < 0.001		P < 0.001
Married	49.2%			Reference
Never married	44.1%			1.259(1.128–1.404)	P < 0.001
Divorced/Separated	42.4%			1.265(1.123–1.424)	P < 0.001
Widowed	29.8%			1.264(1.121–1.425)	P < 0.001
Regional
Marital status		12.846	0.005		0.045
Married	21.5%			Reference
Never married	20.8%			1.089(0.953–1.243)	0.251
Divorced/Separated	23.5%			1.096(0.937–1.281)	0.010
Widowed	8.3%			1.265(1.057–1.514)	P < 0.001
Distant
Marital status		18.761	P < 0.001		0.039
Married	6.1%			Reference
Never married	13.7%			0.827(0.670–1.022)	0.079
Divorced/Separated	3.1%			1.192(0.942–1.509)	0.143
Widowed	1.9%			1.197(0.928–1.543)	0.166