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. Author manuscript; available in PMC: 2016 Mar 1.
Published in final edited form as: Drug Alcohol Depend. 2015 Jan 6;0:136–142. doi: 10.1016/j.drugalcdep.2014.12.029

Table 1.

Sample Demographics and Descriptives

Age 23.7 (4.6)
Female 60.5% (26)
Education years 15.3 (2.0)
Currently enrolled in post-secondary education 65.1% (28)
Race/ Ethnicity
  Caucasian 65.1% (28)
  Hispanic 16.3% (7)
  Asian 14.0% (6)
  African-American 4.7% (2)
Drug Screening
  Cotinine positive 4.7% (2)
  Tetrahydrocannabinol positive 20.9% (9)
  Carbon Monoxide level >6 7.0% (3)
Average number of use days in last 30 days
  Marijuana Use Days 4.5 (8.3)
  Alcohol Use Days 9.6 (5.2)
  Tobacco Use Days 1.5 (4.6)
Mean Daily Variable Scores
  Marijuana Use Days .18 (.38) [0–1]
  Alcohol Use Days .40 (.49) [0–1]
  Impulsivity Score 30.2 (14.6) [0–79.3]
  Hostility (self) 20.3 (12.4) [0–78.8]
  Hostility (other) 20.5 (11.4) [0–82.0]

Percentages (Frequency) and Mean (SD) and [Ranges]. N=43.