Table 1. Change in Costs and Use of Services Among Insured People After Enrollment in Managed Behavioral Health Carve-Out Learning From What Has Been ItemYear 1Year 2Year 3Year 4DifferencebetweenYear 1 andYear 4Treatment prevalence5.0%5.6%6.2%7.3%+46%Change in plan costs—-25%-13%-7%-39%Admissions per 1,0005.65.26.25.2-6%Mean length of stay in days24.917.110.69.1-66%Any outpatient use4.7%5.4%6.1%7.0%+49%Mean visits per user7.48.08.07.6+3%Source: Zuvekas SH, Regier DA, Rae DS, et al. The impacts of mental health parity and managed care in one large employer group. Health Aff 2002; 21(3):148-59.Return to Document Current as of September 2002 Internet Citation: Table 1. Change in Costs and Use of Services Among Insured People After Enrollment in Managed Behavioral Health Carve-Out: Learning From What Has Been . September 2002. Agency for Healthcare Research and Quality, Rockville, MD. http://www.ahrq.gov/research/findings/factsheets/costs/costria/coststab1.html
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