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Table 5 Analyses of MBF and ESVI and EDVI

From: Impaired myocardial perfusion is associated with increasing end-systolic- and end-diastolic volumes in patients with non-ischemic systolic heart failure: a cross-sectional study using Rubidium-82 PET/CT

  Univariable Multivariablea
MBFb (95% CI) P-value MBFb (95% CI) P-value
Rest
 ESVI (10 ml/m2) −0.02 (− 0.03 to − 0.004) 0.01 −0.003 (− 0.03 to 0.02) 0.81
 EDVI (10 ml/m2) −0.02 (− 0.03 to − 0.002) 0.03 0.00 (− 0.02 to 0.02) 0.99
Rest adjusted for rate-pressure product
 ESVI (10 ml/m2) −0.02 (− 0.04 to − 0.002) 0.03 −0.01 (− 0.03 to 0.04) 0.73
 EDVI (10 ml/m2) −0.02 (− 0.03 to 0.00) 0.054 0.01 (− 0.02 to 0.03) 0.67
Stress
 ESVI (10 ml/m2) −0.10 (− 0.14 to − 0.06) < 0.0001 −0.07 (− 0.14 to − 0.001) 0.048
 EDVI (10 ml/m2) −0.10 (− 0.13 to − 0.06) < 0.0001 −0.06 (− 0.12 to 0.00) 0.052
  1. aAll multivariable values shown are adjusted for sex, age, hypertension, diabetes, NT-pro-BNP, LV bundle branch block, LV ejection fraction, atrial fibrillation during scan, increases in heart rate from rest to stress and coronary calcium score. bChange in MBF (ml/g/min). ESVI end-systolic volume index, EDVI end-diastolic volume index