Why the study?
Iron deficiency is common in heart failure, but most studies have focused on low ferritin levels, leaving the relevance and impact of functional iron deficiency in hospitalized patients unclear.
Does functional iron deficiency worsen short-term clinical outcomes in hospitalized patients with heart failure compared to normal iron levels?
Population
53 hospitalized HF patients with normal hemoglobin
Comparison
Absolute iron deficiency vs functional iron deficiency
Design
Single-center observational study
Follow-up
One-year
Key result
Functional iron deficiency in hospitalized heart failure patients was not associated with a statistically significant difference in major adverse cardiovascular events compared to normal iron levels (36.5% vs 24.3%, p=0.354).
Authors
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No MACE difference by iron status in this HF cohort; leaves open prognostic role of functional iron deficiency.
Observational (n=96)
No
Does functional iron deficiency worsen short-term clinical outcomes in hospitalized patients with heart failure compared to normal iron levels?
Absolute Event Rate: 36.5% vs 24.3%
p-value: p=0.354
Tulluru et al. (2025) conducted an observational in Heart Failure (n=96). Functional iron deficiency vs. Normal iron levels was evaluated on Major adverse cardiovascular events (MACE) (p=0.354). Functional iron deficiency in hospitalized heart failure patients was not associated with a statistically significant difference in major adverse cardiovascular events compared to normal iron levels (36.5% vs 24.3%, p=0.354).