Affiliation: University of Alabama at Birmingham
- Hospital mergers and acquisitions: does market consolidation harm patients?V Ho
School of Public Health, University of Alabama, Birmingham, USA
J Health Econ 19:767-91. 2000..Readmission rates and early discharge increased in some cases. The adverse consequences of increased market power on the quality of care require further substantiation...
- Learning and the evolution of medical technologies: the diffusion of coronary angioplastyVivian Ho
Department of Health Care Organization and Policy, University of Alabama Birmingham, 35294 0022, USA
J Health Econ 21:873-85. 2002..The results suggest that centralizing provision of PTCA may lead to lower costs, but only small outcomes improvements...
- Effect of hospital volume and experience on in-hospital mortality for pancreaticoduodenectomyVivian Ho
Department of Health Care Organization and Policy, University of Alabama Birmingham, RPHB 330, 1665 University Boulevard, Birmingham, AL 352944 0022, USA
Ann Surg 237:509-14. 2003..To examine the relative impact of procedure volume versus years of hospital experience on inpatient death rates after pancreaticoduodenectomy...
- Certificate of need, volume, and percutaneous transluminal coronary angioplasty outcomesVivian Ho
Department of Health Care Organization and Policy, The University of Alabama at Birmingham, Birmingham, Ala 35294 0022, USA
Am Heart J 147:442-8. 2004..This study compares the volume-outcome relation for PTCA in Florida and California...
- Certificate of need regulations and hospital mortalityVivian Ho
JAMA 289:551; author reply 551. 2003
- Controlling for patient risk in volume-outcome studiesVivian Ho
Arch Intern Med 165:1664; author reply 1664. 2005
- Does certificate of need affect cardiac outcomes and costs?Vivian Ho
Baker Institute for public policy HS 40, Rice University, 6100, Main St, Houston, TX 77005, USA
Int J Health Care Finance Econ 6:300-24. 2006..However, CON is associated with little reduction in inpatient mortality, and it may lead hospitals to operate on more patients than they would otherwise. The claimed welfare benefits of CON regulations require careful reconsideration...
- Certificate of need regulations and the availability and use of cancer resectionsMarah N Short
James A Baker III Institute for Public Policy MS 40, Rice University, 6100 Main Street, Houston, TX 77005, USA
Ann Surg Oncol 15:1837-45. 2008..This study examines the association between acute-care CON, the availability of cancer surgery hospitals, and provision of six cancer operations...
- Cardiac Certificate of Need regulations and the availability and use of revascularization servicesVivian Ho
Baker Institute for Public Policy, Rice University, Houston, TX 77005, USA
Am Heart J 154:767-75. 2007..We assessed the association between cardiac CON regulations, availability of revascularization facilities, and revascularization rates...
- Certificate of need regulation and cardiac catheterization appropriateness after acute myocardial infarctionJoseph S Ross
Department of Geriatrics and Adult Development, Mount Sinai School of Medicine, One Gustave L Levy Pl, Box 1070, New York, NY 10029, USA
Circulation 115:1012-9. 2007..Our objective was to examine whether rates of appropriate cardiac catheterization after admission for acute myocardial infarction varied between states with and without CON regulation of cardiac catheterization...
- Trends in hospital and surgeon volume and operative mortality for cancer surgeryVivian Ho
Department of Economics, Baker Institute, Rice University, MS 22, 6100 Main St, Houston, Texas 77005, USA
Ann Surg Oncol 13:851-8. 2006..We measured 13-year trends in operative mortality for six cancer resections. We then examined whether these trends are driven by changes in hospital and surgeon volume or by changes that occurred among all providers, regardless of volume...
- Hospital volume, surgeon volume, and patient costs for cancer surgeryVivian Ho
James A Baker III Institute for Public Policy, Rice University, Houston, Texas 77005, USA
Med Care 46:718-25. 2008..Less is known about the relative influence of hospital and surgeon volume on patient costs. We evaluate associations between hospital and surgeon volume and inpatient costs for 6 cancer resections...