Table 1.

Socio-demographic characteristics according to living area in the overall sample (n=2191)

Socio-demographic characteristics	n	Overall n=2191	Rural n=1730	Urban n=461	p
		% (95%)	% (95%)	% (95%)
Urbanization rate					0.0001*
Q1	432	19.7 (18.1-21.5)	23.8 (21.8-25.9)	4.3 (2.7-6.6)	0.0001
Q2	595	27.1 (25.3-29.2)	30.8 (28.6-33.0)	13.7 (10.7-17.1)	0.0001
Q3	661	30.2 (28.3-32.1)	33.6 (31.4-35.9)	17.4 (14.0-21.1)	0.0001
Q4	503	23.0 (21.2-24.8)	11.8 (10.4-13.5)	64.6 (60.1-69.0)	0.0001
Age mean ± standard deviation*		38.7 (10.8)	37.8 (10.9)	38.64 (10.4)	0.12
Age range (years)					0.108*
25-34	1,009	46.1 (44.0-48.2)	46.8 (44.4-49.2)	43.4 (38.8-48.1)	0.20
35-49	774	35.3 (33.3-37.4)	34.2 (32.0-36.5)	39.5 (35.0-44.1)	0.036
>49	408	18.6 (17.0-20.3)	19.0 (17.2-21.0)	17.1 (13.8-20.9)	0.36
Marital status					0.0001*
Married/cohabitating	1,910	87.2 (85.7-88.6)	89.8 (88.2-91.2)	77.4 (73.4-81.2)	0.0001
Singles	281	12.8 (11.5-14.3)	10.2 (8.8-11.8)	22.6 (18.8-26.7)	0.0001
Education level
No formal education	1,787	81.6 (79.9-83.2)	90.1 (88.6-91.4)	49.7 (45.0-54.3)	0.0001
Primary school or more	404	18.4 (16.8-20.1)	9.9 (8.6-11.5)	50.3 (45.6-55.0)	0.0001
Occupation					0.0001*
Employed/Self-employed	1,222	55.8 (53.7-57.9)	57.9 (55.6-60.3)	47.7 (43.1-52.4)	0.0001
Others	969	44.2 (42.1-46.3)	42.1 (39.7-44.4)	52.3 (47.6-56.9)	0.0001

^*Overall p-value%, CI: confidence interval