Table 2.

Study measurements and instruments.

Assessments/instruments	Baseline	1 week	3 weeks	6 weeks	3-month follow-up
Sociodemographics	x
MHI-5a	x				x
Quantity of cannabis useb	x	x	x	x	x
Frequency of cannabis useb	x	x	x	x	x
CUDITc	x				x
SDSd	x			x	x
FDAe	x			x	x

^aMental Health Inventory (MHI-5).

^b7-day point prevalence values of the quantity (in common standard joints) and frequency (the number of days on which cannabis is used) of cannabis use were derived from the consumption diary for the preceding 7 days.

^cCannabis Use Disorders Identification Test (CUDIT).

^dSeverity of Dependence Scale (SDS).

^eFragebogen Substanzanamnese (FDA).