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. Author manuscript; available in PMC: 2023 Oct 15.
Published in final edited form as: Eur Child Adolesc Psychiatry. 2022 Apr 15;33(3):637–650. doi: 10.1007/s00787-022-01981-0

Fig. 2.

Fig. 2

Prevalence of cannabis use and perceived harm in youth in Colorado compared to the United States in the NSDUH. Prevalence of a past-year cannabis use, b past-month cannabis use, and c annual first use of cannabis, as well as d perceived harm of monthly cannabis use, are presented from 2002 to 2019. Red: Colorado young adults aged 18–25 years old. Yellow: United States young adults (including Colorado) aged 18–25 years old. Green: Colorado adolescents aged 12–17 years old. Blue: United States adolescents (including Colorado) aged 12–17 years old. For perceived harm of monthly cannabis use (d), there is a one-year gap between 2014 and 2015 in data reported in the NSDUH