Journal of Clinical Epidemiology
Volume 59, Issue 8 , Pages 849-855, August 2006

A user's guide to selecting a comorbidity index for clinical research

Division of Cancer Care and Epidemiology, Queen's Cancer Research Institute, Kingston, Ontario K7L 3N6, Canada

Accepted 20 November 2005. published online 26 May 2006.

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PII: S0895-4356(05)00436-1

doi:10.1016/j.jclinepi.2005.11.013

Journal of Clinical Epidemiology
Volume 59, Issue 8 , Pages 849-855, August 2006