title: Identifying poor-quality hospitals with mortality rates. Often there's more noise than signal.
authors.forename: A
authors.initials: A
authors.lastname: Ash
mesh_terms: D015982:Bias; D003627:Data Interpretation, Statistical; D006302:Health Services Research / Q000592:standards*; D017052:Hospital Mortality; D006801:Humans; D011787:Quality of Health Care; D015203:Reproducibility of Results