Table 1.

Demographic characteristics of the study sample (n = 3685)

		Number (%)
Age groups (year)
	18-24	832 (22.6)
	25-34	369 (10.0)
	35-44	654 (17.7)
	45-54	912 (24.7)
	55-64	786 (21.4)
	≥ 65	132 (3.6)
	Mean (SD)	35.6 (14.7)
Gender
	Male	1887(51.0)
	Female	1798(49.0)
Marital status
	Single	1039(28.2)
	Married	2011(54.5)
	Widowed/divorced	635(17.3)
Educational status
	Primary	895 (24.3)
	Secondary	1882 (51.1)
	Higher	908 (24.6)
Employment status
	Employed	1622 (44.0)
	Housewife	888 (24.1)
	Student	796 (21.6)
	Unemployed	182 (5.0)
	Retired	197 (5.3)