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. Author manuscript; available in PMC: 2014 Feb 1.
Published in final edited form as: J Sch Health. 2013 Feb;83(2):112–118. doi: 10.1111/josh.12006

Table 1.

Demographic Characteristics of the Sample

Variable Total
N %
Total 9704 100
Grade
 7th 2998 30.9
 8th 2722 28.1
 9th 2175 22.4
 10th 1799 18.5
 Missing 10 0.1
Race/Ethnicity
 White/Caucasian 6887 71.0
 Latino/Hispanic 1201 12.4
 Black/African American 794 8.2
 Other/Unknown 822 8.5
Gender
 Male 4607 48.2
 Female 4946 51.0
 Missing 151 1.6
Ever Smoked1
 Yes 2904 29.9
 No 6752 69.6
 Missing 48 0.5
Current Smoker2
 Yes 802 8.3
 No 8843 91.1
 Missing 59 0.6

Notes.

1

even a puff.

2

past 30 days.