Table 3

Predictors of Acute Procedural Success of Initial Radiofrequency Catheter Ablation

Univariate AnalysisMultivariate Analysis
Odds Ratio95% CIp ValueOdds Ratio95% CIp Value
Patient factors
 Age at ablation, yrs1.0100.982–1.0390.487
 Male0.8090.396–1.6560.563
 Fontan palliation0.6020.226–1.6060.3100.3850.134–1.1070.076
 Mustard repair0.3700.143–0.9580.0410.2300.079–0.6650.007
 History of atrial fibrillation1.1330.461–2.7880.785
 Recent onset IART, <1 yr0.7570.345–1.6630.489
Technology
 Electroanatomic mapping1.3350.637–2.7960.4442.1120.917–4.8670.079
 Irrigated ablation1.1400.532–2.4430.736
Procedural complexity
 >1 IART circuit0.8120.358–1.8390.618
 Baseline rhythm IART0.7410.362–1.5160.411

CI = confidence interval; other abbreviations as in Table 2.