Table 1

Demographic characteristics of analytic sample (n = 1689 California 10th and 12th grade smokers). Independent Evaluation of the California Tobacco Control, Education, and Prevention Program

Variable n %
Age1460.4
1544826.5
1638422.7
1785150.4
Grade1084450.0
1284550.0
SexMale85150.4
Female83849.6
EthnicityWhite95256.4
Latino25715.2
Asian/Pacific Islander22613.4
Other (African American, American Indian, multi-ethnic, “other”)
Frequent smoker (smoked at least 20 of the past 30 days)
Yes77746.0
No91254.0
Ever attempted to purchase cigarettes on the internet
Yes372.2
No165297.8
Source of most recent cigarette purchase
Liquor store39923.6
Gas (petrol) station38722.9
Convenience store22013.0
Small neighbourhood market20312.0
Other1016.0
Supermarket663.9
Vending machine231.4
Drug store (pharmacy)140.8
Internet120.7
None/missing26415.6
Asked for ID in past month
No127275.3
Yes41724.7
Refused purchase in past month
No130277.1
Yes38722.9
Perceived access to cigarettes
Easy or very easy158493.8
Hard or very hard1056.2