Table 1. Sociodemographic variables.

Age (years); mean (SD)	25.6 (7.8)
Education level; %
Primary	6.7
Secondary	61.1
University	32.2
Employment status; %
Employed	25.9
Unemployed	7.5
Student	47.6
Student+Employed	19.0
Civil status; %
Single	72.8
Married - in couple	24.5
Divorced - separated	2.7
Tobacco use; %
Yes	31.1
Number of cigarettes-day; mean (SD)	2.3 (4.6)

SD: standard deviation.