Recurrence Recurrence Univariate Univariate Univariate Multivariate Multivariate Multivariate
With n = 101 Without n =409
HR
95% CI
P value
HR
95% CI
P value
Age, years 68±9 67±10 1.02 0.999-1.05 0.055 1.02 0.98-1.07 0.389
Female, n (%) 26 (33) 109 (25) 1.38 0.86-2.22 0.186
Body mass index 24.6±5.0 24.4±3.8 0.99 0.94-1.05 0.825
AF period, months 5 (2, 37) 4 (2, 10) 1.007 1.001-1.01 0.026  1.01 1.001-1.014 0.024
Heart failure, n (%) 19 (24) 114 (27) 0.92 0.56-1.52 0.917
CHA2DS2-VASc score 2.6±1.6 2.4±1.5 1.15 0.998-1.33 0.054 1.01 0.76-1.33 0.975
Estimated GFR, pg/ml 59±17 61±18 0.99 0.98-1.006 0.993
Left atrial diameter, mm 44.5±6.7 42.8±6.1 1.04 1.01-1.08 0.027 1.02 0.977-1.067 0.353
Ejection fraction, % 58.0±14.4 58.0±12.5 1.001 0.98-1.02 0.872
LVAs > 20 cm2, n (%) 16 (20) 240 (6) 5.39 2.77-10.48 <0.001 7.94 2.91-21.67 <0.001