This is an academic paper that uses the National Recovery Study to specifically examine recovery from opioid problems. Findings suggest that people in early recovery from opioid use disorder (OUD) likely need more comprehensive services over a longer period of time compared with those in recovery from alcohol use disorders (AUD).
Hoffman, L.A., Vilsaint, C., Kelly, J.F. (2020). Recovery From Opioid Problems in the US Population: Prevalence, Pathways, and Psychological Well-Being. Journal of Addiction Medicine, 14(3), 207‐216.