Skip to main content
. 2016 Jul 18;2016(7):CD007025. doi: 10.1002/14651858.CD007025.pub4

D'Amico 2013.

Methods Design: RCT
Follow‐up: 3 months
Attrition: 3%
Participants Mean age (years): 16.6 mean age at baseline
Sex: 67% male
N participants: 193
Allocation: n = 113 intervention; n = 80 control
Setting: teen court referrals (for alcohol or marijuana offence); higher risk
Country: USA
Interventions Programme type: motivational interviewing
Set‐up: group based; 6 sessions
Key components: group motivational interviewing; all sessions delivered using an MI approach
Duration: each session 50‐55 min
Control: usual care: 6 sessions of abstinence‐oriented AA approach
Outcomes Outcomes: frequency of drinking, binge drinking and alcohol‐related consequences
Measures: from RAND adolescent panel study; consequences from questions based on DSM‐IV criteria
Funding and Declared Conflicts of Interest Funded by NIDA. No information or declarations about potential conflicts of interest
Notes
Risk of bias
Bias Authors' judgement Support for judgement
Random sequence generation (selection bias) Unclear risk No information
Allocation concealment (selection bias) Unclear risk No information
Incomplete outcome data (attrition bias) 
 All outcomes Low risk Low attrition (3%)
Selective reporting (reporting bias) Low risk All outcomes reported
Blinding of participants and personnel (performance bias) 
 All outcomes High risk Not possible to blind participants to intervention. Insufficient information to make a judgement about blinding of therapists
Blinding of outcome assessment (detection bias) 
 All outcomes Unclear risk No information
Unit of Analysis issues Low risk Not applicable