Pay-for-performance Access to care 1 Adolescent 1 Adult 1 Article 1 DSM-IV 1 Female 1 Financing, Government 1 Health behaviours 1 Health care incentives 1 Humans 1 Maine 1 Male 1 Middle Aged 1 Outcome Assessment (Health Care) 1 Outpatients 1 Patient Admission 1 Patient Discharge 1 Patient Selection 1 Performance contracting 1 Quality of Health Care 1 Quality of care 1 Severity of Illness Index 1 Substance Abuse Treatment Centers 1 Substance use treatment 1 Substance-Related Disorders 1 Time Factors 1 Value-based purchasing 1 Waiting Lists 1 Young Adult 1