Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Opioid misuse
[34] RCT	516 people	Urine sample free of illicit opiates end of taper 113/255 (44%) with 7-day taper buprenorphine 78/261 (30%) with 28-day taper buprenorphine	P = 0.0007	Effect size not calculated	7-day taper buprenorphine
[34] RCT	516 people	Urine sample free of illicit opiates 1 month 45/255 (17.6%) with 7-day taper buprenorphine 46/261 (17.6%) with 28-day taper buprenorphine	P = 0.99		Not significant
[34] RCT	516 people	Urine sample free of illicit opiates 3 months 31/255 (12%) with 7-day taper buprenorphine 35/261 (13%) with 28-day taper buprenorphine	P = 0.67		Not significant