Figure 1.

Lifetime prevalence of prescription opioid use disorders and remission^a from the most recent episode among lifetime nonmedical prescription opioid users; lifetime prevalence of heroin use disorders and remission^a from the most recent episode among lifetime heroin users: 2001–2002 National Epidemiologic Survey on Alcohol and Related Conditions: by gender and lifetime substance abuse treatment status. Lines extending from bars indicate 95% confidence intervals of the estimates.

Note: ^aRemission does not necessarily indicate sustained remission.