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Open Access Research article

Coronary collaterals and risk for restenosis after percutaneous coronary interventions: a meta-analysis

Pascal Meier1*, Andreas Indermuehle2, Bertram Pitt3, Tobias Traupe4, Stefano F de Marchi5, Tom Crake1, Guido Knapp6, Alexandra J Lansky7 and Christian Seiler4

Author Affiliations

1 The Heart Hospital London, University College London Hospital Trust, London, UK

2 St Thomas' Hospital, Department of Cardiology, King's College London, UK

3 University of Michigan Medical Center, Department of Cardiology, Ann Arbor, MI, USA

4 University Hospital Bern, Department of Cardiology, Bern, Switzerland

5 University of Oslo, Department of Cardiology, Oslo, Norway

6 TU University Dortmund, Department of Statistics, Dortmund, Germany

7 Yale University Medical Center, Department of Cardiology, New Haven, CT, USA

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BMC Medicine 2012, 10:62  doi:10.1186/1741-7015-10-62

Published: 21 June 2012

Additional files

Additional file 1:

MOOSE Checklist. The MOOSE (Meta-analysis Of Observational Studies in Epidemiology) checklist is recommended to report on meta-analyses of observational studies and aims to ensure sufficient information about background, search strategy, methods, results, discussion, and conclusion.

Format: DOCX Size: 16KB Download file

Open Data

Additional file 2:

Search strategy. Detailed description of search strategy and search terms used for the systematic review.

Format: DOC Size: 29KB Download file

This file can be viewed with: Microsoft Word Viewer

Open Data

Additional file 3:

Meta-regression of stent effect. Meta-regression analysis of the proportion of bare-metal stents used versus the relative risk estimates.

Format: TIFF Size: 61KB Download file

Open Data

Additional file 4:

Meta-regression of restenosis risk effect. Meta-regression analysis of the restenosis risk in the control group (poor collaterals) versus the relative risk estimates.

Format: TIFF Size: 63KB Download file

Open Data