Gerontology · 2021 · 25 citations · 27 references
Compared to the general delirium rate of approximately 20%, the prevalence of delirium doubled above the age of 80 years (41.8%) due to predisposing factors uncommon in younger patients.
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The Measurement of Observer Agreement for Categorical Data
J. Richard Landis, Gary G. Koch · Biometrics · 1977 · 76.3K citations · Full text
Purposeful selection of variables in logistic regression
Zoran Bursac, C. Heath Gauss, David Williams et al. · Source Code for Biology and Medicine · 2008 · 3.7K citations · Full text
Jan P. Vandenbroucke, Erik von Elm, Douglas G. Altman et al. · International Journal of Surgery · 2014 · 2.7K citations · Full text
Evidence-based Medicine, Epidemiologic Research, Prospective Cohort Study +18