Publications by authors named "Catherine Fullerton"

Physical comorbidities associated with mental health conditions contribute to high health care costs. This study examined the impact of having a usual source of care (USC) for physical health on health care utilization, spending, and quality for adults with a mental health condition using Medicaid administrative data. Having a USC decreased the probability of inpatient admissions and readmissions.

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Objective: Individuals with substance use disorders are at high risk of hospital readmission. This study examined whether follow-up services received within 14 days of discharge from an inpatient hospital stay or residential detoxification reduced 90-day readmissions among Medicaid enrollees whose index admission included a substance use disorder diagnosis.

Methods: Claims data were analyzed for Medicaid enrollees ages 18-64 with a substance use disorder diagnosis coded in any position for an inpatient hospital stay or residential detoxification in 2008 (N=30,439).

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Objective: This study examined the effect of intermediate service use on behavioral health inpatient readmissions and subsequent emergency department (ED) visits among Medicaid enrollees.

Methods: Data were from fee-for-service inpatient admissions from the 2008 Medicaid Analytic eXtract files for adults with a primary diagnosis of a mental or substance use disorder. A multivariate survival analysis estimated the association between posthospital services-particularly intermediate services (residential, partial hospital, intensive outpatient, and other rehabilitative services)-and time to readmission or ED visit.

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The accountable care organization (ACO) model holds the promise of reducing costs and improving the quality of care by realigning payment incentives to focus on health outcomes instead of service volume. One key to managing the total cost of care is improving care coordination for and treatment of people with behavioral health disorders. We examined qualitative data from ninety organizations participating in Medicare ACO demonstration programs from 2012 through 2015 to determine whether and how they focused on behavioral health care.

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Objective: To determine the influence of a usual source of care (USC) on health care utilization, expenditures, and quality for Medicaid-insured children and adolescents with a serious emotional disturbance (SED).

Methods: Administrative claims data for 2011-2012 were extracted from the Truven Health MarketScan Multi-State Medicaid Research Database for 286,585 children and adolescents with a primary diagnosis of SED. We used propensity score-adjusted multivariate regressions to determine whether having a USC had a significant effect on utilization and expenditures for high-cost services that are considered potentially avoidable with appropriate outpatient care: physical and behavioral health inpatient admissions, emergency department (ED) visits, and hospital readmissions.

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Objective: The structure-process-outcome quality framework espoused by Donabedian provides a conceptual way to examine and prioritize behavioral health quality measures used by states. This report presents an environmental scan of the quality measures and satisfaction surveys that state Medicaid managed care and behavioral health agencies used prior to Medicaid expansion in 2014.

Methods: Data were collected by reviewing online documents related to Medicaid managed care contracts for behavioral health, quality strategies, quality improvement plans, quality and performance indicators data, annual outcomes reports, performance measure specification manuals, legislative reports, and Medicaid waiver requests for proposals.

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Objective: Detoxification followed by abstinence has shown little success in reducing illicit opioid use. Methadone maintenance treatment (MMT) helps individuals with an opioid use disorder abstain from or decrease use of illegal or nonmedical opiates. This review examined evidence for MMT's effectiveness.

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Objective: Buprenorphine maintenance treatment (BMT) and methadone maintenance treatment (MMT) are pharmacological treatment programs for individuals with opioid use disorders. MMT is discussed in a companion article. This article describes BMT and reviews available research on its efficacy.

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Rationale: Nicotinic acetylcholine receptors (nAChRs) have been implicated in the pathophysiology of cognitive deficits in the domains of attention and memory in schizophrenia. While nicotinic agonists and antagonists have been proposed as smoking cessation aids, few comparisons have been made of these agents on cognitive performance in individuals with schizophrenia.

Objectives: This study investigated the acute effects of a nAChR antagonist, mecamylamine, and partial agonist, varenicline, on cognitive function in non-smokers with and without schizophrenia.

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Objective: Long-acting stimulants have increased medication adherence for many children diagnosed with attention deficit/hyperactivity disorder (ADHD), but it is unknown whether the increase has been similar across racial/ethnic groups. Our objective was to determine whether differences in medication utilization and adherence among white, black, and Hispanic ADHD-diagnosed children and adolescents narrowed following the introduction of long-acting stimulants in the 1990s.

Methods: We conducted a retrospective analysis of Florida Medicaid claims data from fiscal years 1996-2005.

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Objective: The number of lawsuits accusing pharmaceutical companies of off-label marketing has risen in recent years. The impact of such lawsuits on drug prescribing and spending has not been examined. We evaluated a nationwide sample to determine whether the $430 million gabapentin off-label marketing lawsuit and accompanying media coverage affected gabapentin market share, substitution of other scientifically substantiated and unsubstantiated anticonvulsants, and anticonvulsant spending of Medicare/Medicaid patients diagnosed with bipolar disorder.

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Objective: How the introduction of new pharmaceuticals affects spending for treatment of children with attention-deficit hyperactivity disorder (ADHD) is unknown. This study examined trends in use of pharmaceuticals and their costs among children with ADHD from 1996 to 2005.

Methods: This observational study used annual cohorts of children ages three to 17 with ADHD (N=107,486 unique individuals during the study period) from Florida Medicaid claims to examine ten-year trends in the predicted probability for medication use for children with ADHD with and without psychiatric comorbidities as well as mental health spending and its components.

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Context: Rising drug costs have increased focus on how new pharmaceuticals diffuse into the marketplace. The case of gabapentin use in bipolar disorder provides an opportunity to study the roles of marketing, clinical evidence, and prior authorization (PA) policy on off-label medication use.

Design: Observational study using Medicaid administrative and Verispan marketing data.

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Objective: The study examined 1999-2005 data on first-time nursing home admissions of individuals with mental illness, dementia, or both to identify trends and characteristics.

Methods: The Minimum Data Set was used to estimate the number and percentage of persons newly admitted to nursing homes who had mental illness (schizophrenia, bipolar disorder, depression, or an anxiety disorder), dementia, or both from 1999 to 2005. Data from 2005 were used to compare demographic characteristics and comorbid conditions of the three groups and treatments received.

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