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Table 4 Univariate (unadjusted) and multi-variate (adjusted) logistic regression results for factors associated with AF recurrence

From: Association of left atrial strain by cardiovascular magnetic resonance with recurrence of atrial fibrillation following catheter ablation

Variable Unadjusted odds ratio Confidence interval P value Adjusted odds ratio Confidence interval P value
Age 1.01 0.96–1.06 0.57 1.03 0.95–1.09 0.47
Female gender 2.4 0.6–9.3 0.29 1.9 0.49–6.7 0.33
Hypertension 1.15 0.43–3.13 0.44 1.19 0.57–2.58 0.26
Obstructive sleep apnea 1.96 0.61–6.29 0.09 3.2 0.68–15.01 0.07
LAVmax (post-ablation) 1.00 0.95–1.02 0.19 0.94 0.89–1.0 0.05
LAVmin (post-ablation) 1.02 1.00–1.04 0.06 1.09 1.02–1.16 0.01
LA expansion index (post-ablation) 0.98 0.97–0.99 0.04 0.98 0.96–0.99 0.02
Baseline R 0.94 0.86–0.99 0.04 0.92 0.85–0.99 0.03
Post-ablation R 1.02 0.95–1.07 0.41    
Baseline CT 0.91 0.83–0.99 0.03 0.95 0.67–1.13 0.06
Post-ablation CT 0.88 0.76–0.99 0.05 0.84 0.66–1.07 0.08
  1. Significant p-values are shown in bold
  2. LA, left atrium; LAV, left atrial volume; RA, right atrium; R, reservoir strain; CT, contractile strain