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A large proportion of patients with COPD do not exacerbate over a maximum 10 years of follow-up. AECOPD frequency in a single year predicts long-term AECOPD rate. Increasing frequency and severity of AECOPDs is associated with risk of death and highlights the importance of preventing AECOPDs.
Rothnie et al. (Fri,) studied this question.
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