Table 2. The Output of Final Multivariable Regression Model .

Variable	Exp (B) (95% CI)	P value
Male gender	2.80 (2.04 – 3.84)	< 0.001
Age (y)	1.11	< 0.001
Not married	2.63 (1.90 – 3.64)	< 0.001
Unemployment	6.15 (3.82 – 9.90)	< 0.001

B, beta coefficient; CI, confidence interval; Exp (B), exponential B that equals to odds ratio (OR) for qualitative. variables.