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Research Spotlights
More than 1,900 peer-reviewed journal publications feature data, software products, and tools from the Healthcare Cost and Utilization Project (HCUP).
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Research Spotlights

More than 2,100 peer-reviewed journal publications feature data, software products, and tools from the Healthcare Cost and Utilization Project (HCUP). Often, this research impacts healthcare policy, practice, and future research. Here are a few recent examples:
Preventable Hospitalizations and Medicare Managed Care: A Small Area Analysis
Basu J.
Am J Manag Care 2012 Aug;18(8):e280-90.
    This study uses the 1995 and 2005 State Inpatient Databases (SID) and the Hospital Market Structure Files (HMS) to determine the correlation between preventable hospitalization rates and proportions of managed care enrollment at the primary care service area level.

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Changes in Preventable Hospitalization Patterns among the Adults: A Small Area Analysis of US states
Basu J, Thumula V, Mobley LR.
J Ambul Care Manage 2012 Jul;35(3):226-37.
    This study uses the 1995 and 2005 State Inpatient Databases (SID) to evaluate managed care, primary care physician supply, and sociodemographic factors as they contribute to the variation in preventable hospitalization rates for adults in the U.S. across small areas in five states.

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Congestive Heart Failure: Who is Likely to be Readmitted?
Coffey RM, Misra A, Barrett M, Andrews RM, Mutter R, Moy E.
Med Care Res Rev 2012 Oct;69(5):602-16.
    This study uses the 2006 State Inpatient Databases (SID), Cost-to-Charge Ratio Files (CCR), and Revisit Files to examine likely readmissions for Congestive Heart Failure.

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All-cause Gastroenteritis and Rotavirus-coded Hospitalizations among US Children, 2000-2009
Desai R, Curns AT, Steiner CA, Tate JE, Patel MM, Parashar UD.
Clin Infect Dis 2012 Aug;55(4):e28-34.
    This study uses the 2008 through 2009 State Inpatient Databases (SID) and the 2000 through 2006 Nationwide Inpatient Sample (NIS) to estimate prevaccine burden and postvaccine trends in gastroenteritis-coded and rotavirus-coded hospitalizations for U.S. children.

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Likelihood of Hospital Readmission after First Discharge: Medicare Advantage vs. Fee-for-service Patients
Friedman B, Jiang HJ, Steiner CA, Bott J.
Inquiry 2012 Fall;49(3):202-13.
    This study uses the 2006 State Inpatient Databases (SID), Chronic Condition Indicator (CCI), and Comorbidity Software to determine whether the likelihood of 30-day hospital readmission is different for Medicare Advantage plans versus the standard fee-for-service program.

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Measuring the Effect of Policy Interventions at the Population Level: Some Methodological Concerns
Huesch MD, Ostbye T, Ong MK.
Health Econ 2012 Oct;21(10):1234-49.
    This study uses the 2004 through 2007 State Inpatient Databases (SID) and the 2005 through 2007 State Emergency Department Databases (SEDD) to examine statewide admission rates for acute myocardial infarctions, strokes and lower limb fractures, and emergency room encounter rates for asthma exacerbations before and after the smoking ban.

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What Hospital Inpatient Services Contributed the Most to the 2001-2006 Growth in the Cost Per Case?
Maeda JL, Raetzman SO, Friedman BS.
Health Serv Res 2012 Oct;47(5):1814-35.
    This study uses the 2001 through 2006 State Inpatient Databases (SID), Clinical Classifications Software (CCS), and the Cost-to-Charge Ratio Files (CCR) to show a refined cost-estimation method that converts detailed charges for inpatient stays into department-level costs to enable analyses of sources of rapid growth in inpatient costs.

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Regional Variations in Cost of Trauma Care in the United States: Who is More?
Obirieze AC, Gaskin DJ, Villegas CV, Bowman SM, Schneider EB, Oyetunji TA, et al.
Trauma Acute Care Surg 2012 Aug;73(2):516-22.
    This study uses the 2006 through 2008 Nationwide Inpatient Sample (NIS) and the Cost-to-Charge Ratio Files (CCR) evaluates regional variations in the cost of adult trauma care to identify potential savings.

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Concentration of Hospital Care for Acute Sickle Cell Disease-related Visits
Panepinto JA, Owens PL, Mosso AL, Steiner CA, Brousseau DC.
Pediatr Blood Cancer 2012 Oct;59(4):685-9.
    This study uses the 2005 through 2006 State Inpatient Databases (SID) and State Emergency Department Databases (SEDD) to determine the level of hospital care for privately and publicly insured patients with multiple sickle cell disease related acute care visits.

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Thirty-Day, All-cause Readmissions for Elderly Patients Who Have an Injury-related Inpatient Stay
Spector WD, Mutter R, Owens P, Limcangco R.
Med Care 2012 Oct;50(10):863-9.
    This study uses the 2006 State Inpatient Databases (SID) and State Emergency Department Databases (SEDD) to explore ways to reduce readmission rates for elderly patients admitted to U.S. community hospitals with injury-related admissions.

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To view previous examples of research spotlights, please refer to the Research Spotlights Archives

To view a comprehensive list of publications that used HCUP data and tools, please refer to the Publications Search Feature, which provides publications listed by author. Information includes title, publication, data, and sometimes access to an abstract.
Internet Citation: Research Spotlights. Healthcare Cost and Utilization Project (HCUP). February 2013. Agency for Healthcare Research and Quality, Rockville, MD. www.hcup-us.ahrq.gov/reports/spotlights.jsp.
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Last modified 2/11/13