Table 1.

Demographic data of the studied groups

Demographic data	N = 3712
	No	%
Age (Years)
Mean ± SD	23.31 ± 13.28
Range	12–82
Sex
Male	1773	47.8
Female	1939	52.2
Residence
Rural	1811	48.8
Urban	1901	51.2
Education
Basic	1368	36.9
Secondary	1171	31.5
University	1089	29.3
Post-graduate	84	2.3
Occupation
Working	1445	38.9
Not working	2267	61.1
Sector of occupation (n = 1445)
Governmental	572	38.7
Private	907	61.3
Income
Enough	2162	58.2
Not enough	1550	41.8