Fig. 2From: Plasma trimethylamine n-oxide is associated with renal function in patients with heart failure with preserved ejection fractionCorrelation of plasma TMAO levels with eGFR. a, Spearman analysis of TMAO levels with eGFR. b, comparison of plasma TMAO levels between HFpEF patients with eGFR < 60 and eGFR ≥60Back to article page