Quality of life questionnaire predicts poor exercise capacity only in HFpEF and not in HFrEF

Table 5 Correlation of MLHFQ total score in HF patients with clinical, biochemical and echocardiographic variables in study patients

Variable	All study patients (n = 118)		HFpEF (n = 59)		HFrEF (n = 59)
Variable	R	p	r	P	R	P
6-MWT	−0.359	<0.001	−0.500	<0.000	−0.203	0.123
Age	0.081	0.281	0.013	0.922	0.144	0.278
Creatinine	−0.076	0.418	0.093	0.481	−0.178	0.181
Hemoglobin	−0.208	0.024	−0.312	0.016	−0.136	0.304
BMI	0.119	0.198	0.179	0.175	0.073	0.582
BSA	−0.139	0.134	−0.171	0.194	−0.104	0.433
LVMI	0.292	0.001	0.289	0.027	0.287	0.027
LA diameter	0.112	0.226	0.108	0.415	0.070	0.598
LV EF	−0.081	0.384	0.117	0.378	−0.179	0.174
E/A	0.165	0.080	−0.092	0.489	0.269	0.047
Lateral MAPSE	−0.245	0.009	−0.160	0.229	−0.308	0.021
Lateral s’	−0.306	<0.001	−0.319	0.014	−0.282	0.030
E/e’	0.173	0.092	0.026	0.855	0.263	0.089
Septal s’	−0.137	0.179	−0.111	0.426	−0.094	0.544

MLHFQ minnesota living with heart failure questionnaire, 6-MWT 6 min walking test, BMI body mass index, BSA body surface area, EDD end-diastolic dimension, MAPSE mitral annular plane systolic excursion, A atrial diastolic velocity, E early diastolic filling, velocity, e’ early diastolic myocardial velocity, s’ systolic myocardial velocity, LVMI left ventricular mass index

ISSN: 1471-2261