European journal of internal medicine
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Worsening Heart Failure (WHF) is associated with adverse prognosis. Identifying novel prognostic markers in WHF is crucial. Gait speed (GS), a validated frailty index, is an easily obtainable parameter that may aid in reclassifying the risk of HF patients. We assessed the independent prognostic role of GS in WHF patients. ⋯ GS, an easily obtainable marker of frailty, may contribute to improve the risk stratification of patients with WHF.