Table 2.

Univariate Cox regression analysis of factors related to persistent AF recurrence

Characteristic	HR (95%CI)	p value
Age	1.006 (0.976–1.037)	0.695
Gender (female vs. male)	2.099 (1.087–4.053)	0.027
BMI	1.003 (0.926–1.087)	0.936
AF duration	1.006 (0.999–1.013)	0.089
Diagnosis and treatment
CAD	0.719 (0.22–2.351)	0.585
HTN	1.2 (0.608–2.37)	0.599
DM	0.689 (0.243–1.952)	0.483
stroke	1.37 (0.53–3.539)	0.516
Statins	0.9 (0.41–1.975)	0.792
ACEI/ARB	1.325 (0.623–2.82)	0.465
CCB	1.096 (0.499–2.407)	0.819
Beta-block	0.939 (0.41–2.15)	0.882
EHRA score
1	1 (ref)
2	1.477 (0.574–3.801)	0.419
3	1.184 (0.448–3.134)	0.733
CHA2DS2-VASc score ≥ 2	1.117 (0.58–2.153)	0.741
HAS-BLED score ≥ 3	0.599 (0.082–4.381)	0.614
Non-PV ablation	1.003 (0.516–1.947)	0.994
LAd, mm (≥ 40 vs. < 40)	1.966 (0.982–3.937)	0.056
LVEF, % (≥ 50% vs. < 50%)	1.126 (0.154–8.237)	0.907