Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Improvement in bulimia symptoms
RCT	125 people with bulimia nervosa	Proportion of people with clinically significant reduction (defined as a reduction in symptom score of at least 1 scale point) in binge frequency after 4 weeks 23/43 (53%) with 4 sessions of motivational enhancement therapy 17/25 (68%) with CBT for bulimia nervosa (CBT-BN)	RR 1.3 95% CI 0.9 to 1.9		Not significant