Anemia is a mortality predictor in hospitalized patients for COPD exacerbation.

Background: Anemia is a recognized prognostic factor in many chronic illnesses, but there is limited information about its impact on outcomes in patients hospitalized for acute COPD exacerbation (AECOPD).

Aim: To investigate whether anemia exerts an effect on mortality in patients admitted for AECOPD after one year of follow-up. Methods.