Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Completion of treatment
[32] Systematic review	210 people Data from 1 RCT	Proportion of people who completed treatment 47/103 (46%) with lofexidine 70/107 (65%) with buprenorphine	OR 1.40 95% CI 0.009 to 193.3		Not significant