title: Understanding the statistics and limitations of large database analyses.
authors.affiliation: *Department of Orthopaedic Surgery & Rehabilitation Medicine, SUNY Downstate Medical Center, Brooklyn, NY; and †Department of Statistical Science, School of Advanced Sciences, the Graduate University for Advanced Studies, Tokyo, Japan.
authors.forename: Hiroyuki
authors.initials: H
authors.lastname: Yoshihara
authors.forename: Daisuke
authors.initials: D
authors.lastname: Yoneoka
mesh_terms: D016208:Databases, Factual / Q000592:standards / Q000706:statistics & numerical data*; D006751:Hospital Information Systems / Q000592:standards / Q000706:statistics & numerical data*; D006801:Humans; D007297:Inpatients / Q000706:statistics & numerical data*; D015203:Reproducibility of Results