DECAF Score - COPD Exacerbation Mortality

Predict in-hospital mortality from acute COPD exacerbation using DECAF score (0-6): Dyspnoea eMRCD 5a/5b, Eosinopaenia < 0.05 x10^9/L, Consolidation on CXR, Acidaemia pH < 7.30, Atrial Fibrillation. Score > 3 = high mortality (>25%).