Table 3. Additional Sources of Information on Time Trends in Cannabis-Related Outcomes.

Authors	Data source	Time period	Sample size	Age range	Condition for which increased prevalence was shown over period
Bonn-Miller et al (2012)	Veterans Health Administration national database	2002, 2008, 2009	1 141 690 Patients	Mean, 53	ICD-9-CM cannabis use disorders
Johnson et al (2012)	California roadside surveys	2007 and 2010	1707	Median, 29	Cannabis detected in oral samples or breath tests of weekend nighttime drivers
Brady and Li (2014)	Fatality Analysis Reporting System (FARS)	1999–2010	23 591 Driver decedents	Not reported	Cannabinol in blood of drivers fatally injured in vehicle crashes
Jehle et al (2015)	National Burn Repository	2002–2011	73 725 Patients	⩾12 Years	Prevalence of cannabis detected in urine drug screens of patients with burn injuries
Zhu and Wu (2016)	US Drug Abuse Warning Network (DAWN)	2004–2011	2 823 321 Visits	⩾12 Years	Cannabis-only emergency room visits
Gubatan et al (2016)	Massachusetts General Hospital gastroenterology clinic patients	1986–2013	190 303 Patients	Mean, 47	ICD-9-CM cannabis use disorders
McKay and Groff (2016)	US Civil Aerospace toxicology database; National Transportation Safety Board aviation accidents	1990–2012	6677 Pilot decedents	Mean, 50	Cannabinol in blood or tissue of fatally injured pilots
Charilaou et al (2017)	U.S. National Inpatient Sample, discharge diagnoses	2002–2011	7 Million discharges per year	⩾18 Years	Proportion of hospital discharge diagnoses involving ICD-9-CM cannabis use disorders
Shi (2017)	State Inpatient administrative records, 27 states	1997–2014	382 State-year observations	Not reported	ICD-9-CM cannabis use disorders