What do systematic reviews say?

Intervention not reported

The intervention showed no clear difference in retention at treatment completion (Any psychosocial intervention vs.… (low certainty).

• Psychosocial interventions for pregnant women in outpatient illicit drug treatment programs compared to other… 2015 · Cochrane Headline outcomes only
  RR 0.99 [0.93, 1.06]
  9 studies · 743 participants
  Low