Influence of age and comorbidity on prognosis and application of adjuvant chemotherapy in elderly Japanese patients with colorectal cancer: A retrospective multicentre study

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 · 49.9K citations

Public Health, Biostatistics, Clinical Classification Systems +15

Assessment of Older People: Self-Maintaining and Instrumental Activities of Daily Living

M. P. Lawton, Elaine Brody · The Gerontologist · 1969 · 18.5K citations

Social Sciences, Psychology, Social Work +12

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 · 5.9K citations · Full text

Health Professions, Health Services Administration, Clinical Classification Systems +16

Oxaliplatin, Fluorouracil, and Leucovorin as Adjuvant Treatment for Colon Cancer

Thierry André, C. Boni, Lamia Mounedji-Boudiaf et al. · New England Journal of Medicine · 2004 · 3.7K citations · Full text

Medicine, Oncology, Surgery +17

A Pooled Analysis of Adjuvant Chemotherapy for Resected Colon Cancer in Elderly Patients

Daniel J. Sargent, Richard M. Goldberg, Stacy D. Jacobson et al. · New England Journal of Medicine · 2001 · 994 citations · Full text

Medicine, Geriatric Medicine, Oncology +15