The validity of International Classification of Diseases, Ninth Revision, Clinical Modification diagnosis codes for identifying patients hospitalized for COPD exacerbations - Stein, Brian D; Bautista, Adriana; Schumock, Glen T; Lee, Todd A; Charbeneau, Jeffery T; Lauderdale, Diane S; Naureckas, Edward T; Meltzer, David O; Krishnan, Jerry A (Chest, 2012)
Keywords: Academic Medical Centers - statistics & numerical data; Aged; Algorithms; Clinical Coding - methods; Female; Hospitalization - statistics & numerical data; Humans; International Classification of Diseases; Male; Middle Aged; Predictive Value of Tests; Prevalence; Pulmonary Disease, Chronic Obstructive - classification; Pulmonary Disease, Chronic Obstructive - diagnosis; Pulmonary Disease, Chronic Obstructive - epidemiology; Recurrence; Reproducibility of Results; Retrospective Studies; United States - epidemiology; United States