Correlation analysis between heart rate variability, epicardial fat thickness, visfatin and AF recurrence post radiofrequency ablation

Table 2 Comparison of HRV, EFT, and visfatin levels between the two groups

Variables	The recurrence group (n = 235)	The non-recurrence group (n = 102)	t	P
HRV
SDNN (ms)	101.04 ± 14.29	100.01 ± 13.18	0.622	0.534
rMSSD (ms)	25.23 ± 2.12	21.76 ± 2.31	13.430	< 0.001
PNN50 (%)	7.31 ± 1.23	4.67 ± 1.04	20.223	< 0.001
LF (ms²)	128.93 ± 12.38	126.87 ± 11.29	1.440	0.151
HF (ms²)	256.23 ± 23.09	135.82 ± 22.13	44.530	< 0.001
LF/HF	0.83 ± 0.23	1.19 ± 0.28	− 11.420	< 0.001
Total EFT (cm³)	103.29 ± 12.92	84.29 ± 11.29	13.356	< 0.001
Visfatin (g/ml)	34.87 ± 3.21	23.23 ± 3.19	30.640	< 0.001

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