Table 4

Univariate and Multivariate Analysis for Predictors of Newly Developed Nonpulmonary Vein Foci in Patients Undergoing Multiple Sessions of Pulmonary Vein Isolation

Univariate AnalysisMultivariate Analysis
HRp ValueHRp Value
Age (yrs)1.011 (0.985–1.037)0.412
Male0.578 (0.291–1.150)0.351
Hypertension0.738 (0.394–1.384)0.344
Body mass index (kg/m2)0.988 (0.913–1.070)0.769
AF history (months)1.007 (1.002–1.012)0.0041.008 (1.003–1.013)0.002
PV reconnection1.983 (0.897–4.382)0.091
LA volume (ml)0.999 (0.990–1.007)0.728
AF recurrence after the first session1.855 (0.959–3.587)0.066
Persistent AF0.503 (0.210–1.207)0.124
NPVF in the first session3.455 (1.351–8.831)0.0103.925 (1.515–10.171)0.005

New-NPVF were defined as NPVF that were not present in the first session of PV isolation.

Abbreviations as in Tables 1, 2, and 3.