Table 2

Univariate Cox Regression Analysis for Predictors of Adverse Events After Catheter Ablation

VariableHazard Ratio95% CIp Value
AF type (nonparoxysmal)4.6822.186–10.030<0.001
Recurrence after multiple ablations3.5521.648–7.6550.001
Left atrial diameter, mm1.0771.047–1.108<0.001
LVEF, %0.9200.885–0.956<0.001
CHADS2 score2.1541.768–2.624<0.001
CHA2DS2-VASc score1.8561.585–2.174<0.001

CI = confidence interval; other abbreviations as in Table 1.