Cochrane · systematic review · CD002209

Methadone maintenance therapy versus no opioid replacement therapy for opioid dependence

Mattick, RP, Breen, C, Kimber, J, et al. · Cochrane Database of Systematic Reviews · 2009 · Cochrane Library

Drugs and AlcoholAMSTAR 2: not assessed
SoF tableOnly the outcomes this review put in its Summary of Findings table are listed (the Cochrane Handbook caps them at about seven per comparison). Its other analyses are not shown here.
Questions
5
current version
GRADE rated
5
No studies
0
Included studies
NR
No studies 0 · 0%Ungraded 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 2 · 40%High 3 · 60%

Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.

Questions and results

Comparison

Population: patients with opioid dependence
5 questions
OutcomeEffectEvidenceStatus / GRADE
Retention in treatment ‐ Old studies (pre 2000) objective
RR 3.05 [1.75, 5.35]3 studies · 505 participantsHigh
Retention in treatment ‐ New studies
RR 4.44 [3.26, 6.04]4 studies · 750 participantsHigh
Morphine positive urine or hair analysis objective
RR 0.66 [0.56, 0.78]6 studies · 1129 participantsHigh
Criminal activity objective
RR 0.39 [0.12, 1.25]3 studies · 363 participantsModerate
Mortality objective
RR 0.48 [0.1, 2.39]4 studies · 576 participantsModerate