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Table 1 Measurements and instruments

From: Can reduce -the effects of chat-counseling and web-based self-help, web-based self-help alone and a waiting list control program on cannabis use in problematic cannabis users: a randomized controlled trial

Assessments/instruments

Baseline

1 week

3 weeks

6 weeks

3-month follow up

Socio-demographics

x

    

MHI-5

x

   

x

CLAMES1)

x

   

x

Quantity of Cannabis use2)

x

x

x

x

x

Frequency of Cannabis use2)

x

x

x

x

x

CUDIT

x

   

x

SDS

x

  

x

x

CWS

 

x

x

  

CCS-7

 

x

x

  

FDA

x

  

x

x

Intervention Satisfaction

   

x

 
  1. 1) Additional retrospective cost-relevant information directly or indirectly related to cannabis use will be collected by the CLAMES to conduct cost-effectiveness and cost-utility analyses.
  2. 2) 7-day point prevalences of the quantity (in common standard joints) and frequency (the number of days on which cannabis is used) of cannabis use will be derived from the consumption diary assessed daily using data from the last 7 days.