Document Detail


Volume-outcome relation for hospitals performing angioplasty for acute myocardial infarction: results from the Nationwide Japanese Registry.
MedLine Citation:
PMID:  15459459     Owner:  NLM     Status:  MEDLINE    
Abstract/OtherAbstract:
BACKGROUND: The purpose of this study was to use a contemporary database to examine the relationship between annual hospital volume and the outcomes of percutaneous coronary interventions (PCIs) for acute myocardial infarction (AMI), given the wide spread use of coronary stents. An inverse relation exists between the number of PCIs and short-term outcome, but PCI practice has been changing with the availability of new devices such as stents. METHODS AND RESULTS: Data from the 1997 Japanese nationwide registry were analyzed to determine the relation between the annual hospital volume of PCI procedures for patients with AMI and in-hospital mortality, as well as the need for coronary artery bypass graft (CABG) surgery. A total of 129 hospitals (2,491 patients) were divided into terciles according to the annual volume. Of the procedures, 39% involved coronary stents. Median annual PCI volumes varied across terciles from low =10, middle =33, and high =89. After adjusting for patient characteristics, there was no significant relationship between volume and in-hospital mortality (trend P=0.66) and CABG (trend P=0.35). Among patients who received stents (n=958), there was no significant association between volume and either mortality or CABG. CONCLUSIONS: Using the contemporary database, there was no significant relationship between hospital volume and in-hospital outcome among AMI patients undergoing PCIs.
Authors:
Miyuki Tsuchihashi; Hiroyuki Tsutsui; Hideo Tada; Miwako Shihara; Akira Takeshita; Suminori Kono;
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Publication Detail:
Type:  Journal Article; Research Support, Non-U.S. Gov't    
Journal Detail:
Title:  Circulation journal : official journal of the Japanese Circulation Society     Volume:  68     ISSN:  1346-9843     ISO Abbreviation:  Circ. J.     Publication Date:  2004 Oct 
Date Detail:
Created Date:  2004-10-01     Completed Date:  2005-03-09     Revised Date:  2006-11-15    
Medline Journal Info:
Nlm Unique ID:  101137683     Medline TA:  Circ J     Country:  Japan    
Other Details:
Languages:  eng     Pagination:  887-91     Citation Subset:  IM    
Affiliation:
Department of Preventive Medicine, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan.
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MeSH Terms
Descriptor/Qualifier:
Angioplasty, Transluminal, Percutaneous Coronary / statistics & numerical data*
Databases, Factual*
Hospital Mortality
Hospitals / standards,  statistics & numerical data*,  utilization
Humans
Japan
Myocardial Infarction / mortality,  therapy*
Registries*
Stents / statistics & numerical data*,  utilization

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine


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