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Table 2 Univariate and multivariate logistic regression analysis for predicting the recurrence of TR after TVA

From: The role of left atrial strain in patients with functional tricuspid regurgitation before and after annuloplasty: a long-term follow-up study

  Univariable analysis Multivariable analysis
β 95% CI P value β 95% CI P value
Heart rate (beats/min) 1.04 1.01–1.07 0.01 1.02 0.99–1.06 0.18
Atrial fibrillation 0.44 0.09–2.23 0.32    
MVA by 2D planimetry (cm2) 0.07 0.01–0.59 0.07    
MV mean gradient (mm Hg) 1.19 1.04–1.35 0.01 1.29 1.04–1.60 0.02
PASP (mm Hg) 1.02 0.99–1.05 0.14    
LV end-diastolic volume (mL) 0.98 0.97–1.01 0.05    
LV end-systolic volume (mL) 0.96 0.93–1.01 0.05    
LA maximal volume (mL) 0.99 0.99–1.01 0.18    
LA minimal volume (mL) 0.99 0.99–1.01 0.18    
LAVI (mL/m2) 0.99 0.99–1.01 0.18    
LAS-r (%) 0.77 0.63–0.93 0.01 0.85 0.73–0.98 0.04
LAS-cd (%) 1.26 1.03–1.55 0.07    
  1. CI Confidence interval, MVA Mitral valve area, PASP Pulmonary arterial systolic pressure, LAVI Left atrial maximal volume index, LAS-r Left atrial reservoir strain, LAS-cd Left atrial conduit strain