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Research Spotlights
More than 1,600 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 1,600 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:
Admissions for CABG Procedure in the Elderly: Was There a Change in Access to Teaching Hospitals After 1997?
Basu J.
Soc Work Public Health. 2011 Sep;26(6):605-20.
    This study uses the 1997-2001 State Inpatient Databases (SID) from New York and Pennsylvania to study patient attributes related to teaching hospital admissions for elderly patients who have had a coronary artery bypass graft (CABG), and to identify admission patterns and changes in vulnerable subgroups of the elderly during the time period.

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Dramatic Decreases in Mortality From Laparoscopic Colon Resections Based on Data From the Nationwide Inpatient Sample
Cone MM, Herzig DO, Diggs BS, Dolan JP, Rea JD, Deveny KE, Lu KC.
Arch Surg. 2011 May;146(5):594-9.
    This study uses the 2002-2007 Nationwide Inpatient Sample (NIS) and Elixhauser Comorbidity files to determine the mortality rate and associated factors for laparoscopic and open colectomy using a logistic regression model, and analyzing patient and hospital characteristics associated with in-hospital mortality.

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Annual Report on Health Care for Children and Youth in the United States: Focus on Trends in Hospital Use and Quality
Friedman B, Berdahl T, Simpson LA, McCormick MC, Owens PL, Andrews R, Romano PS.
Acad Pediatr. 2011 Jul;11(2):263-79.
    This study uses the 2000-2007 Nationwide Inpatient Sample (NIS) and the AHRQ Pediatric Quality Indicators (PDI) to examine trends in hospital inpatient care for children between 2000-2007.

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Psychiatric discharges in community hospitals with and without psychiatric units: how many and for whom?
Mark TL, Vandivort-Warren R, Owens PL, Buck JA, Levit KR, Coffey RM, Stocks, C.
Psychiatric Services. Jun;61(6):562-8.
    Using the 2003 State Inpatient Databases (SID) from 12 states, this analysis evaluated the characteristics of patients with psychiatric disorders treated in medical-surgical beds compared to patients treated in psychiatric units in community hospitals.

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Potentially Preventable Hospitalizations - United States, 2004-2007
Moy E, Barrett M, Ho K.
MMWR Surveillance Summ. 2011 Jan;14(60):80-83.
    This study uses AHQR Patient Quality Indicators (PQIs) and comes from the National Healthcare Disparities Report (NHDR) to estimate preventable hospitalizations and potential cost savings by income groups and by race/ethnicity in the United States.

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Emergency department care in the United States: a profile of national data sources
Owens PL, Barrett ML, Gibson TB, Andrews RM, Weinick RM, Mutter RL.
Annals of Emergency Medicine. 2010 Aug;56(2):150-65.
    This study compares seven data sources (American Hospital Association Annual Survey Database, Hospital Market Profiling Solution, National Emergency Department Inventory, Nationwide Emergency Department Sample, National Hospital Ambulatory Medical Care Survey, National Electronic Injury Surveillance System-All-Injury Program, and the National Health Interview Survey) to analyze utilization and quality of care in the Emergency Department on a national level.

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Factors Affecting Hospital Charges and Length of Stay From Teenage Motor Vehicle Crash-Related Hospitalizations Among United States Teenagers, 2000-2007
Peek-Asa C, Yang J, Ramirez M, Hamann C, Cheng G.
Accid Anal Prev. 2011 May;43(3):595-600.
    This study uses the 2002-2007 Nationwide Inpatient Sample (NIS) to study the increasing number of hospitalizations among U.S. teenagers ages 15-18 from 2002-2007 due to a motor vehicle crash. This study assesses the significant burden places on teens and their families due to the high charges and length of stay associated with these types of hospitalizations.

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Impact of Pneumococcal Conjugate Vaccination on Infants on Pneumonia and Influenza Hospitalization and Mortality in All Age Groups
Simonsen L, Taylor RJ, Young-Xu Y, Haber M, May L, Klugman KP.
MBio. 2011 Jan;2(1):e00309-10.
    This study uses the 1996-2006 State Inpatient Databases (SID) from 10 states to assess the impact of infant immunization on pneumococcal pneumonia hospitalizations and mortality. In addition, the study examines a reduction in pneumococcal disease among adults and children following the introduction of a pneumococcal conjugate vaccine (PCV7) in the U.S. in 2000.

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Pediatric urinary tract infections: an analysis of hospitalizations, charges, and costs in the USA
Spencer JD, Schwaderer A, McHugh K, Hains DS.
Pediatric Nephrol. 2010 Dec;25(12):2469-75.
    This study uses the 2000-2006 Kids' Inpatient Database (KID) to evaluate the impact of pediatric urinary tract infections on the economy and inpatient healthcare utilization in the United States.

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Hospitalizations for Alcohol and Drug Overdoses in Young Adults Ages 18-24 in the United States, 1999-2008: Results from the Nationwide Inpatient Sample
White AM, Hingson RW, Pan IJ, Yi HY.
J Stud Alcohol Drugs. 2011 Sep;72(5):774-86.
    This study uses the 1999-2008 Nationwide Inpatient Sample (NIS) to study rates and costs of inpatient hospitalizations for drug and alcohol overdoses among young adults ages 18-24 in the United States.

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

A comprehensive list of publications based on HCUP data are available within the HCUP section of the AHRQ Web site. Publications are listed by author. Information includes title, publication, data, and sometimes access to an abstract.
Internet Citation: Research Spotlights. Healthcare Cost and Utilization Project (HCUP). December 2011. Agency for Healthcare Research and Quality, Rockville, MD. www.hcup-us.ahrq.gov/reports/spotlights.jsp.
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Last modified 12/1/11