Changes of geriatric syndromes in older adults survived from Intensive Care Unit

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

APACHE II

William A. Knaus, Elizabeth A. Draper, Douglas P. Wagner et al. · Critical Care Medicine · 1985 · 13.7K citations

Medicine, Internal Medicine, Clinical Classification Systems +16

APACHE II-A Severity of Disease Classification System

William A. Knaus, Elizabeth A. Draper, Douglas P. Wagner et al. · Critical Care Medicine · 1986 · 13.4K citations

Health Professions, Biostatistics, Clinical Classification Systems +12

STUDIES OF ILLNESS IN THE AGED. THE INDEX OF ADL: A STANDARDIZED MEASURE OF BIOLOGICAL AND PSYCHOSOCIAL FUNCTION.

Sidney Katz · PubMed · 1963 · 12.2K citations

Education, Rehabilitation Medicine, Aging +16

The standardisation of terminology of lower urinary tract function: Report from the standardisation sub‐committee of the International Continence Society

Paul Abrams, Linda Cardozo, Magnus Fall et al. · Neurourology and Urodynamics · 2002 · 8.3K citations

Medicine, Urology, Female Urology +14