Research Topics
| Yu Chu ShenSummaryAffiliation: Naval Postgraduate School Country: USA Publications
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Detail Information
Publications
Effects of Iraq/Afghanistan deployments on major depression and substance use disorder: analysis of active duty personnel in the US militaryYu Chu Shen
Graduate School of Business and Public Policy, Naval Postgraduate School, Monterey, CA 93943, USA
Am J Public Health 102:S80-7. 2012..Our objective was to analyze the association between deployment characteristics and diagnostic rates for major depression and substance use disorder among active duty personnel...- Does decreased access to emergency departments affect patient outcomes? Analysis of acute myocardial infarction population 1996-2005Yu Chu Shen
Graduate School of Business and Public Policy, Naval Postgraduate School, National Bureau of Economic Research, 555 Dyer Road, Monterey, CA 93943, USA
Health Serv Res 47:188-210. 2012..We analyze whether decreased emergency department (ED) access results in adverse patient outcomes or changes in the patient health profile for patients with acute myocardial infarction (AMI)... 
The effect of soft budget constraints on access and quality in hospital careYu Chu Shen
Naval Postgraduate School, Monterey, CA, USA
Int J Health Care Finance Econ 9:211-32. 2009..We find that hospitals with softer budget constraints are less likely to shut down safety net services. In addition, hospitals with softer budget constraints appear to have better mortality outcomes for elderly heart attack patients...
Hospital ownership and financial performance: what explains the different findings in the empirical literature?Yu Chu Shen
Graduate School of Business and Public Policy, Naval Postgraduate School, Code GB, 555 Dyer Road, Monterey, CA 93943, USA
Inquiry 44:41-68. 2007..Studies with fewer than 200 observations also produce larger point estimates and wide confidence intervals...- Understanding the risk factors of trauma center closures: do financial pressure and community characteristics matter?Yu Chu Shen
Graduate School of Business and Public Policy, Naval Postgraduate School, Monterey, CA 93943, USA
Med Care 47:968-78. 2009..We analyze whether hazard rates of shutting down trauma centers are higher due to financial pressures or in areas with vulnerable populations (such as minorities or the poor)... - Out-of-pocket health spending between low-and higher-income populations: who is at risk of having high expenses and high burdens?Yu Chu Shen
National Bureau of Economic Research and Naval Postgraduate School, Monterey, CA 93943, USA
Med Care 44:200-9. 2006..We studied the effects of health insurance, health care needs, and demographic and area characteristics on out-of-pocket health care spending for low and higher income insured populations... - Trends in hospital cost and revenue, 1994-2005: how are they related to HMO penetration, concentration, and for-profit ownership?Yu Chu Shen
Graduate School of Business and Public Policy, Naval Postgraduate School, Naval Postgraduate School, 555 Dyer Road, Monterey, CA 93943, USA
Health Serv Res 45:42-61. 2010..Analyze trends in hospital cost and revenue, as well as price and quantity (1994-2005) as a function of health maintenance organization (HMO) penetration, HMO concentration, and for-profit (FP) HMO market share... - The effects of HMO ownership on hospital costs and revenues: is there a difference between for-profit and nonprofit plans?Yu Chu Shen
Health Policy Center, Urban Institute, USA
Inquiry 41:255-67. 2004.... - Changes in emergency department access between 2001 and 2005 among general and vulnerable populationsYu Chu Shen
Graduate School of Business and Public Policy, Naval Postgraduate School, Monterey, CA 93943, USA
Am J Public Health 100:1462-9. 2010..We analyzed how ease of geographic access to emergency departments (EDs), defined as driving time to the closest ED, changed between 2001 and 2005, and whether access deterioration was more likely to occur in vulnerable communities... - Association between ambulance diversion and survival among patients with acute myocardial infarctionYu Chu Shen
Graduate School of Business and Public Policy, Naval Postgraduate School, 555 Dyer Rd, Code GB, Monterey, CA 93943, USA
JAMA 305:2440-7. 2011..However, there is little empirical evidence to show whether diversion is associated with worse patient outcomes... - Do HMO and its for-profit expansion jeopardize the survival of hospital safety net services?Yu Chu Shen
Naval Postgraduate School, Monterey, CA, USA
Health Econ 18:305-20. 2009..Policies evaluating the for-profit expansion or ownership conversion of health plans should take this potential adverse effect into consideration... - Rising closures of hospital trauma centers disproportionately burden vulnerable populationsRenee Yuen Jan Hsia
San Francisco General Hospital, CA, USA
Health Aff (Millwood) 30:1912-20. 2011.... - The effect of hospital ownership choice on patient outcomes after treatment for acute myocardial infarctionYu Chu Shen
Health Policy Center, The Urban Institute, Washington, DC 20037, USA
J Health Econ 21:901-22. 2002..The findings are robust, whether I use the entire sample or subsamples of hospitals that share similar hospital and market characteristics... - The effect of financial pressure on the quality of care in hospitalsYu Chu Shen
Health Policy Center, The Urban Institute, 2100 M Street NW, Washington, DC 20037, USA
J Health Econ 22:243-69. 2003..Furthermore, the impact of HMO penetration appears to differ from that of Medicare payment changes for certain hospitals because HMO penetration encourages price competition... - Factors associated with closures of emergency departments in the United StatesRenee Y Hsia
Department of Emergency Medicine, University of California, San Francisco, CA, USA
JAMA 305:1978-85. 2011..Federal law requiring EDs to treat all in need regardless of a patient's ability to pay may make EDs more vulnerable to the market forces that govern US health care... - Changes in hospital performance after ownership conversionsYu Chu Shen
Health Policy Center, Urban Institute, Washington DC 20037, USA
Inquiry 40:217-34. 2003..No conversion of any kind led to a reduced amount of unprofitable care, but conversion to private ownership (nonprofit and for-profit) increased the probability of trauma center closures... - Hospital ownership and quality of care: what explains the different results in the literature?Karen Eggleston
Walter H Shorenstein Asia Pacific Research Center, Stanford University, Stanford, CA, USA
Health Econ 17:1345-62. 2008..The 'true' effect of ownership appears to depend on institutional context, including differences across regions, markets, and over time... - What's driving the downward trend in employer-sponsored health insurance?Yu Chu Shen
Naval Postgraduate School, Code GB, Monterey, CA 93943, USA
Health Serv Res 41:2074-96. 2006..We investigate the factors driving the downward trend in employer sponsored health insurance (ESI) coverage between 1999 and 2002 for low- and middle-income workers, and assess their insurance options in the absence of ESI coverage... - Characteristics of occasional and frequent emergency department users: do insurance coverage and access to care matter?Stephen Zuckerman
Health Policy Center, The Urban Institute, Washington, DC 20037, USA
Med Care 42:176-82. 2004..The objective of this study was to explore how insurance coverage, access to care, and other individual characteristics are related to the large differences in emergency department (ED) use among the general population... - Effects of Iraq/Afghanistan deployments on PTSD diagnoses for still active personnel in all four servicesYu Chu Shen
Naval Postgraduate School, Graduate School of Business and Public Policy, 555 Dyer Road, Code GB, Monterey, CA 93943, USA
Mil Med 175:763-9. 2010..25, p < 0.01). A deployment longer than 180 days increases the odds of PTSD by 1.11 to 2.84 times compared to a short tour. For Army and Navy, a deployment to Iraq/Afghanistan further exacerbates the adverse effect of tour length... - The effects of deployment intensity on post-traumatic stress disorder: 2002-2006Yu Chu Shen
Graduate School of Business and Public Policy, Naval Postgraduate School, 555 Dyer Road, Code GB, Monterey, CA 93943, USA
Mil Med 174:217-23. 2009..This study examines whether deployment location and the duration of deployment affects the likelihood of being screened positive for PTSD... - Assessing access to care under Medicaid: evidence for the nation and thirteen statesTeresa A Coughlin
Urban Institute, Washington, DC, USA
Health Aff (Millwood) 24:1073-83. 2005..State-level analyses revealed some variation in the access gap... - The increased concentration of health plan markets can benefit consumers through lower hospital pricesGlenn A Melnick
School of Policy, Planning, and Development at the University of Southern California, Los Angeles, CA, USA
Health Aff (Millwood) 30:1728-33. 2011..Our findings also suggest that consumers would benefit from policies that maintained competition in hospital markets or that would restore competition to hospital markets that are uncompetitive... - Why is there state variation in employer-sponsored insurance?Yu Chu Shen
Urban Institute s Health Policy Center, Washington, DC, USA
Health Aff (Millwood) 22:241-51. 2003..Income plays a smaller role in explaining the state variation but is still an important determinant, especially among states whose average income is far from the national average...