Table 2.

Multivariate survival analysis of age of first cigarette smoked (adjusted Cox proportional hazard ratios – controlled for socio-demographic characteristics associated with smoking initiation)

	Men*	Women**
Age		0,95 (0,91–0,98)
Living in a city versus a village		1,77 (1,10–2,86)
Number of people in the household		0,82 (0,73–0,93)
Income lower than middle versus middle or higher	1,27 (0,98–1,66)
Household smoking restrictions (Smoke outdoors versus no restrictions)	0,78 (0,61–0,99)	0,39 (0,28–0,53)
Exposure to tobacco smoke rare versus frequent	0,84 (0,73–0,97)	0,79 (0,66–0,94)
Outdoor advertising reported		1,62 (1,16–2,27)
Tobacco-related knowledge	0,89 (0,82–0,97)
Low knowledge versus high knowledge	1,60 (1,14–2,24)
Receiving information about tobacco from magazines		1,43 (1,03–1,97)

* HR adjusted for income level

** HR adjusted for age, type of settlement and family size