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

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

Variable All study patients (n = 118) HFpEF (n = 59) HFrEF (n = 59)
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
  1. 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