Pro-inflammatory biomarkers in decompensated and stable HFpEF patients A post-hoc analysis of the RELAX, DOSE, and ROSE studies HFpEF: heart failure with preserved ejection fraction; RELAX: Effect of Phosphodiesterase-5 Inhibition on Exercise Capacity and Clinical Status in Heart Failure with Preserved Ejection Fraction; DOSE: Diuretic Strategies in Patients With Acute Decompensated Heart Failure; ROSE: Renal Optimization Strategies Evaluation; IL-6: interleukin 6; TNF-a: tumor necrosis factor-a; hs-CRP: high sensitivity C-reactive protein; PTX3: pentraxin 3; Abernethy et al. JAMA 2018