Table 3.

The effect of gender, degree of urbanization and interaction of gender and degree of urbanization on HRB among adolescents, adjusted for age in odds ratios and 95% confidence intervals in parentheses (Slovakia, 2006)

	Smoking	Binge drinking	Cannabis use
Age	1.51 (1.32–1.73)***	1.66 (1.44–1.93)***	1.81 (1.55–2.11)***
Gender
Male	1**	1*	1 ns
Female	1.76 (1.26–2.46)	1.45 (1.02–2.07)*	0.94 (0.65–1.36)
Degree of urbanization
Highest	1 ns	1 ns	1 ns
High	1.15 (0.82–1.60)	1.27 (0.91–1.78)	1.14 (0.81–1.60)
Low	1.16 (0.78–1.71)	0.80 (0.52–1.24)	1.11 (0.74–1.66)
Lowest	0.97 (0.69–1.38)	0.94 (0.65–1.35)	1.11 (0.78–1.57)
Female gender by urbanization
Highest	1**	1**	1***
High	0.71 (0.46–1.11)	0.58 (0.36–0.92)	0.72 (0.44–1.18)
Low	0.55 (0.32–0.94)	0.80 (0.44–1.45)	0.34 (0.17–0.68)
Lowest	0.45 (0.28–0.73)	0.40 (0.24–0.67)	0.15 (0.08–0.29)

* p < 0.05; ** p< 0.01; *** p < 0.001

ns no significance