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Table 5 Univariate and multivariate linear regression of factors associated with ECV

From: Cardiovascular magnetic resonance evidence of myocardial fibrosis and its clinical significance in adolescent and adult patients with Ebstein’s anomaly

  Univariate Multivariate
r P   B P
Age −0.043 0.782    
Gender −0.058 0.707    
NYHA classification −0.407 0.006   0.082 0.518
SO2 −0.195 0.093    
Hematocrit, % −0.282 0.163    
Tricuspid regurgitation severity −0.326 0.031   0.022 0.858
ASD/PFO 0.145 0.346    
W-P-W, % −0.021 0.893    
LV EDV index 0.132 0.392    
LV ESV index 0.415 0.005    
LVEF −0.694 < 0.001   −0.330 < 0.001
fRV EDV index 0.407 0.006   0.123 0.326
fRV ESV index 0.470 0.001    
fRV EF −0.307 0.043   −0.054 0.658
aRV EDV index 0.274 0.072    
Total R/L-volume index 0.612 < 0.001   0.210 0.215
SI 0.392 0.009   0.061 0.470
  1. Abbreviations: ECV extracellular volume; NYHA New York Heart Association; SI severity index; ASD atrial septal defect; PFO patent foramen ovale; W-P-W Wolff-Parkinson-White; LV left ventricle; EDV end diastolic volume; ESV end systolic volume; EF ejection fraction; fRV functional right ventricle; aRV atrialized right ventricle; Total R/L-Volume-Index, total right/left volume index; SI severity index