Table 3: The prevalence of experience of high-risk behaviors among female and male students in Shahroud universities (×100).

Variable Group	Tobacco Smoking		Alcohol Drinking		Drug Use
	(n)	Confidence Interval	(n)	Confidence Interval	(n)	Confidence Interval
Female	14	6-22	37	31-43	2	(-5, 10)
Male	32	21-43	39	31-48	19	(7,31)
Total	20	14-27	33	33-43	7	(0.7,13)
*P-value	0.04		0.03		0.04