Table 3. Frequencies of cigarette use and alcohol use: online students versus non-online students .

	Online College Students (n = 961)	Non-online College Students (NCHA II Spring 2015 data set; n = 91829)	Z-Statistic	P Value
Cigarette use
Never used	73.4%	73.8%	-0.27	0.7872
Used last 30 days	4.7%	8.0%	-3.72*	0.0002
Smoke daily	8.1%	2.5%	10.57*	<0.0001
Daily use of cigars, little cigars, clove cigarettes	0.3%	0.1%
Daily use of smokeless tobacco	0.7%	0.7%
Alcohol use [5+ drinks over last 2 weeks]
None/do not drink	29.3%	23.7%	7.59*	<0.0001
1-5 times	19.2%	29.8%	-6.99*	<0.0001
6+ times	1.0%	2.1%	-2.37*	0.0178

*Significant differences between online students and NCHA sample (P < 0.0001).