Table 3. Results of correlation analyses between olfactory scores and HF parameters.

	NYHA		OT		OD		OI		TDI
	r	p	r	p	r	p	r	p	r	p
OT	-0.632	< 0.001
OD	-0.617	< 0.001	0.583	< 0.001
OI	-0.727	< 0.001	0.821	< 0.001	0.621	< 0.001
TDI	-0.769	< 0.001	0.875	< 0.001	0.737	< 0.001	0.936	< 0.001
LVEF	-0.742	< 0.001	0.734	< 0.001	0.793	< 0.001	0.859	< 0.001	0.902	< 0.001
sPAP	0.290	0.070	-0.286	0.074	-0.402	0.010	-0.323	0.042	-0.380	0.016

HF, heart failure; NYHA, New York Heart Association; OD, odour discrimination; OI, odour identification; OT, odour threshold; sPAP, systolic pulmonary artery pressure; TDI, threshold-discrimination-identification.