Abstract:IntroductionThere is no established clinical prediction model for in-hospital death among patients with pneumonic chronic obstructive pulmonary disease (COPD) exacerbation. We aimed to externally validate BAP-65 and CURB-65 and to develop a new model based on the eXtreme Gradient Boosting (XGBoost) algorithm.MethodsThis multicentre cohort study included patients aged ≥40 years with pneumonic COPD exacerbation. The input data were age, sex, activities of daily living, mental status, systolic and diastolic blood… Show more
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