Concepedia
Annals of Surgery · 2003 · 479 citations · 47 references
Open access
Laparoscopic appendectomy has significant advantages over open appendectomy with respect to length of hospital stay, rate of routine discharge, and postoperative in-hospital morbidity.
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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
Adapting a clinical comorbidity index for use with ICD-9-CM administrative databases
Richard A. Deyo · Journal of Clinical Epidemiology · 1992 · 10.4K citations
Primary Care, Psychiatry, Health Policy +13
R: A Language for Data Analysis and Graphics
Ross Ihaka, Robert Gentleman · Journal of Computational and Graphical Statistics · 1996 · 10.3K citations
Engineering, Data Exploration, Computer Architecture +20
A simulation study of the number of events per variable in logistic regression analysis
Peter Peduzzi, John Concato, Elizabeth Kemper et al. · Journal of Clinical Epidemiology · 1996 · 8.5K citations · Full text
Endoscopic Appendectomy
K. Semm · Endoscopy · 1983 · 1.1K citations
Laparoscopy, Small Pelvis, Minimally Invasive Procedure +8