Table 6. Univariate and multivariate analysis for evaluating marital status on CSS according to sex.

Variables	5-year CSS	Univariate analysis		Multivariate analysis
		Log rank Χ2	P value	HR	95% CI	P value
Male
Marital status		465.71	<0.001
Married	81.20%			Reference
Divorced/Separated	75.40%			1.22	1.15-1.29	<0.001
Widowed	68.60%			1.28	1.20-1.38	<0.001
Single	77.90%			1.17	1.11-1.23	<0.001
Female
Marital status		741.71	<0.001
Married	84.30%			Reference
Divorced/Separated	80.90%			1.16	1.07-1.25	<0.001
Widowed	71.20%			1.14	1.07-1.22	<0.001
Single	83.80%			1.05	0.97-1.14	0.218