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. Author manuscript; available in PMC: 2022 Dec 1.
Published in final edited form as: J Subst Abuse Treat. 2021 Jun 16;131:108537. doi: 10.1016/j.jsat.2021.108537

Table 1.

Demographic and clinical characteristics by condition

Active (n=28) Control (n=28)
% (n) % (n)
Age M (SD) 21.00 (4.85) 20.39 (2.79)
Women 57.1 (16) 60.7 (11)
Race
 White 78.6 (22) 67.9 (19)
 Black/African American 17.9 (5) 25.0 (7)
 Asian 0.0 (0) 3.6 (1)
 Other 3.6 (1) 3.6 (1)
Hispanic or Latino/a 25.0 (7) 25.0 (7)
Recruited through community 50.0 (14) 42.9 (12)
Daily TLFB average cannabis use 3.48 (2.74) 2.87 (2.52)
Uses cannabis to help sleep 96.4 (27) 92.3 (26)
Alcohol use frequency
 Monthly or less 17.9 (5) 28.6 (8)
 2–4 time/month 39.3 (11) 35.7 (10)
 2–3 times/week 35.7 (10) 25.0 (7)
 4+ times/week 7.1 (2) 10.7 (3)
Any other past 30 day drug use 46.4 (13) 21.4 (6)
Current cigarette/vape smoker 25.0 (7) 14.3 (4)
Cannabis use disorder diagnosis 67.9 (19) 78.6 (22)
PTSD diagnosis 17.9 (5) 14.3 (4)
Insomnia diagnosis 53.6 (15) 64.3 (18)

Note. PTSD=posttraumatic stress disorder. Other past 30 day drug use excludes cannabis. TLFB=Timeline Followback. This measure is scaled so that 0=no use, 1=a hit, 4=joint, 8=a blunt, thus participants reported using nearly a joint of cannabis daily in the current study. An item regarding using cannabis to help one sleep was created for the current study in which participants rated on a four-point Likert scale (1=Never/Almost Never, 4=Always/Almost Always) how often they use cannabis “To help me fall asleep easier.” The percentage of individuals who reported doing so at least sometimes is reported.