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Cumulative event curves for death and HF hospitalization in patients with IDFerritin and IDTsat compared with patients without ID during 2 years of follow‐up. (A and C) Adjusted for age/sex; (B and D) adjusted for age, sex, ischaemic aetiology, New York Heart Association class, systolic blood pressure, atrial fibrillation, log(N‐terminal pro‐brain natriuretic peptide), and log(creatinine). HF, heart failure; ID, iron deficiency.
