Charlson Comorbidities Index

A new method of classifying prognostic comorbidity in longitudinal studies: Development and validation

Mary E. Charlson, Peter Pompei, Kathy L. Aleš et al. · Journal of Chronic Diseases · 1987 · 48.8K citations

Prognostic Assessment, Longitudinal Studies, Prognostic Comorbidity +11

Validation of a combined comorbidity index

Mary E. Charlson, Ted P. Szatrowski, Janey C. Peterson et al. · Journal of Clinical Epidemiology · 1994 · 6.4K citations

Psychiatry, Combined Comorbidity Index, Comorbid Psychiatric Disorder +6

Updating and Validating the Charlson Comorbidity Index and Score for Risk Adjustment in Hospital Discharge Abstracts Using Data From 6 Countries

Hude Quan, Bing Li, Chantal Marie Couris et al. · American Journal of Epidemiology · 2011 · 5.6K citations · Full text

Logistic Analysis, Charlson Score, Hospital Medicine +20

Can Comorbidity Be Measured By Questionnaire Rather than Medical Record Review?

Jeffrey N. Katz, Lily Chang, O. Sangha et al. · Medical Care · 1996 · 1K citations

Hospital Medicine, Primary Care, Clinical Epidemiology +20

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

Simon J. Hall · Journal of Clinical Epidemiology · 2006 · 143 citations

Psychological Co-morbidities, Primary Care, Health Policy +9