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. Author manuscript; available in PMC: 2022 Jan 1.
Published in final edited form as: Subst Abus. 2019 Oct 22;42(2):183–191. doi: 10.1080/08897077.2019.1671938

Table 1:

Sociodemographic characteristics for the full (8th, 10th, and 12th grade) and 12th grade sample

Total1,3
% (n)
12th graders2,3
% (n)
Sex n = (25408) n = (4359)
Male (reference) 49.5% (11979) 48.9% (2012)
Female 50.4% (12043) 51.0% (2071)
Race
White (reference) 44.6% (11421) 48.5% (2204)
Black 12.3% (3028) 13.3% (546)
Hispanic 21.1% (5323) 18.3% (759)
Other 22.0% (5636) 19.9% (850)
Parental Level of Education
Both parents do not have a college degree (reference) 43.4% (9633) 49.8% (1871)
At least one parent has a college degree or higher 56.6% (12747) 50.2% (2129)
Urbanicity
Lives in a large MSA (reference) 32.0% (8681) 33.3% (1654)
Lives in a MSA 48.8% (11645) 46.6% (1909)
Lives in a non-MSA 19.2% (5082) 20.1% (796)
Region
Lives in the Northeast (reference) 17.2% (4752) 15.9% (821)
Lives in the Midwest 21.7% (5622) 21.4% (966)
Lives in the South 37.5% (8872) 39.5% (1564)
Lives in the West 23.6% (6162) 23.2% (1008)
Grade
8th (reference) 44.2% (11232) -- --
10th 38.7% (9817) -- --
12th 17.1% (4359) -- --
Truancy
Did not cut class in the past four weeks (reference) 85.2% (19472) 69.3% (2757)
Cut class at least once in the past four weeks 14.8% (3384) 30.7% (1174)
Average Grade in School
Average grade of a B- or higher (reference) 81.1% (19406) 86.3% (3553)
Average grade of a C+ or lower 18.9% (4564) 13.7% (515)
Nights Out per Week Without Parent
Goes out at night 2 nights a week or less (reference) 71.9% (16957) 63.6% (2559)
Goes out at night 3 nights a week or more 28.1% (6588) 36.4% (1440)
Participation in Competitive Sport (past-year)
Does not participate in sport (reference) 25.4% (6116) 34.4% (1225)
Participates in at least one sport 74.6% (17881) 65.6% (2444)

% = percent; n = sample size; MSA = Metropolitan Statistical Area

1

All percentages were estimated using custom weights provided by MTF to account for the probability of selection into the sample and to adjust for the different sample sizes for 8th, 10th, and 12th graders. Unweighted sample sizes are provided.

2

All percentages were estimated using custom weights provided by MTF to account for the probability of selection into the sample. Unweighted sample sizes are provided.

3

The percent of missing data from each item is the following: sex 5.5% (12th grade sample 6.3%), race 0.0% (12th grade sample 0.0%), parental level of education 11.9% (12th grade sample 8.2%), urbanicity 0.0% (12th grade sample 0.0%), region 0.0% (12th grade sample 0.0%), grade 0.0% (12th grade sample 0.0%), truancy 10.0% (12th grade sample 9.8%), average grade in school 5.7% (12th grade sample 6.7%), nights out per week 7.3% (12th grade sample 8.3%), participation in sport 5.6% (12th grade sample 15.8%).