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. Author manuscript; available in PMC: 2015 Jul 29.
Published in final edited form as: Drug Alcohol Depend. 2014 Jan 3;136:85–91. doi: 10.1016/j.drugalcdep.2013.12.013

Table 1.

Demographic Characteristics of Study Participants.

Men (N = 35) Women (N = 35)

Age (years old) 27 ± 5 27 ± 6
Race (B/W/M) 28 / 6 / 1 21 / 8 / 6

Body Weight (kg) 72.3 ± 8.7* 65.4 ± 15.7

Cannabis Use
Days/Wk 6.9 ± 0.4 6.8 ± 0.5
MJ Cigarettes/Day 4.9 ± 2.9 6.3 ± 5.6
$/Wk 68.8 ± 68.2 62.3 ± 47.3

Tobacco Smokers
# Daily Smokers 24/35 20/35
Cigs/Day 6.8 ± 5.3 6.6 ± 4.9

Alcohol
# Weekly Drinkers 18/35 15/35
Days/wk 2.3 ± 1.3 1.8 ± 1.0
Drinks/Day 3.1 ± 2.3 2.4 ± 1.2

Note: Data are presented as means (± SD) or as frequency.

Race is indicated as Black (B), White (W), and Mixed (M).

Significant differences between men and women are indicated by a * = p ≤ 0.05.