The Effect of Marital Status on Survival of Patients with Gastrointestinal Stromal Tumors: A SEER Database Analysis

Table 3

Univariate and multivariate analysis of marital status on CSS based on different cancer stage.

		Univariate analysis		Multivariate analysis
Variable	5-year CCS	Log-rank χ^2 test	P	HR (95% CI)	P
SEER stage
Localized		22,360	<0.001
Marital status					<0.001
Married	91.0%			Reference
Widowed	83.7%			1.792 (1.347–2.382)	<0.001
Single	85.7%			1.498 (1.150–1.952)	0.003
Divorced/separated	91.8%			0.964 (0.654–1.420)	0.852
Regional		17.534	0.001
Marital status					0.001
Married	79.6%			Reference
Widowed	54.1%			2.077 (1.425–3.026)	<0.001
Single	73.0%			1.488 (1.080–2.049)	0.015
Divorced/separated	73.2%			1.362 (0.872–2.127)	0.174
Distant		24.437	<0.001
Marital status					<0.001
Married	54.9%			Reference
Widowed	39.3%			1.726 (1.365–2.182)	<0.001
Single	54.7%			0.958 (0.762–1.205)	0.714
Divorced/separated	46.5%			1.216 (0.922–1.605)	0.166