α2adrenergic agonists v methadone dose reduction for opioid dependence*

Weighted event rates
Outcomeα2adrenergic agonistsMethadone dose reductionRBR (95% CI)NNH (CI)
*RBR = relative benefit reduction. Other abbreviations defined in glossary; RBR, NNH, and CI calculated from data in article. Follow up not reported.
Completed drug treatment53%77%30% (19 to 40)5 (4 to 7)