Retention in opioid agonist treatment: a rapid review and meta-analysis comparing observational studies and randomized controlled trials

Lit review
by
Klimas, Jan et al

Release Date

2021

Geography

International

Language of Resource

English

Full Text Available

Yes

Open Access / OK to Reproduce

Yes

Peer Reviewed

Yes

Objective

This rapid review sought to summarize the retention rates reported by randomized controlled trials (RCTs) and controlled observational study designs that compared methadone to buprenorphine (or buprenorphine-naloxone).

Findings/Key points

The mean weighted retention rate and 95% confidence interval (CI) for studies with follow-up periods between 4 and 6 months using buprenorphine was 57.3% (95% CI = 53.5%, 61.1%) and using methadone was 65.5% (95% CI = 60.5%, 70.5%).

Design/methods

3 observational studies and 10 RCTs met inclusion criteria

Keywords

Substitution/OAT
Outcomes
About PWUD