Open Access Highly Accessed Research article

Combining directed acyclic graphs and the change-in-estimate procedure as a novel approach to adjustment-variable selection in epidemiology

David Evans1,2,3,4*, Basile Chaix1,3, Thierry Lobbedez4,5, Christian Verger4 and Antoine Flahault1,2

1 Inserm UMR-S 707, Paris, France

2 EHESP School of Public Health, Rennes-Sorbonne Paris Cité, Paris, France

3 UPMC-Sorbonne Université, Paris, France

4 Registre de Dialyse Péritonéale de Langue Française, Pontoise, France

5 Nephrology Department, CHU Clemenceau, Caën, France

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BMC Medical Research Methodology 2012, 12:156 doi:10.1186/1471-2288-12-156

Published: 11 October 2012

Additional files

Additional file 1:

(Reviewing a DAG when implied and observed patterns are incompatible; Additional information on the empirical example; Sample R code for the add-one and minus-one graphs).

Format: DOCX Size: 43KB Download file

Open Data

Additional file 2:

(Figures containing DAGs as Powerpoint slides).

Format: PPT Size: 151KB Download file

This file can be viewed with: Microsoft PowerPoint Viewer

Open Data