Author Archives: Health Services Research

Did Health Care Reform Help Kentucky Address Disparities in Coverage and Access to Care among…

Objective To evaluate the impact of Kentucky’s full rollout of the Affordable Care Act on disparities in access to care due to poverty.

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The Effect of Medicaid Physician Fee Increases on Health Care Access, Utilization, and…

Objective To evaluate the effect of Medicaid fee changes on health care access, utilization, and spending for Medicaid beneficiaries.

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Validity and Reliability of Administrative Coded Data for the Identification of…

Objective To conduct an updated assessment of the validity and reliability of administrative coded data (ACD) in identifying hospital-acquired infections (HAIs).

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A Two-Step Method to Identify Positive Deviant Physician Organizations of Accountable Care…

Objective To identify positive deviant (PD) physician organizations of Accountable Care Organizations (ACOs) with robust performance management systems (PMSYS).

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Disparities in Potentially Preventable Hospitalizations: Near-National Estimates for Hispanics

Objective To obtain near-national rates of potentially preventable hospitalization (PPH)—a marker of barriers to outpatient care access—for Hispanics; to examine their differences from other race-ethnic groups and by Hispanic national origin; and to identify key mediating factors.

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The Effect of Access to Electronic Health Records on Throughput Efficiency and Imaging…

Study Objective To evaluate whether the availability of Electronic Health Records (EHRs) reduces throughput time and utilization of advanced imaging for patients in an academic ED.

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Development and Validation of the Agency for Healthcare Research and Quality Measures of…

Objective To develop and validate rates of potentially preventable emergency department (ED) visits as indicators of community health.

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Emergency Department Attendance after Telephone Triage: A Population-Based Data Linkage Study

Objective To investigate compliance with telephone helpline advice to attend an emergency department (ED) and the acuity of patients who presented to ED following a call.

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Medicare’s Acute Care Episode Demonstration: Effects of Bundled Payments on Costs and Quality…

Objective To evaluate whether participation in Medicare’s Acute Care Episode (ACE) Demonstration Program—an early, small, voluntary episode-based payment program—was associated with a change in expenditures or quality of care.

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A Longitudinal Assessment of the Effect of Resident-Centered Care on Quality in Veterans…

Objective To examine whether changes in resident-centered care (RCC) over time were associated with changes in quality.

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Geographic Disparities in Availability of Opioid Use Disorder Treatment for Medicaid Enrollees

Objective To examine county-level geographic variation in treatment admissions among opioid treatment programs (OTPs) that accept Medicaid in the continental United States.

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Physician Competition in the Era of Accountable Care Organizations

Objective To calculate physician concentration levels for all U.S.

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Adapting Evaluations of Alternative Payment Models to a Changing Environment

Objective To identify the most robust methods for evaluating alternative payment models (APMs) in the emerging health care delivery system environment.

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Impact of Disease Prevalence Adjustment on Hospitalization Rates for Chronic Ambulatory…

Objectives To explore effects of disease prevalence adjustment on ambulatory care–sensitive hospitalization (ACSH) rates used for quality comparisons.

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