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Table 2 Comparison of baseline clinical, echocardiographic, laboratory and procedural variables between patients with and without AF recurrence after 6 months

From: Response of circulating heat shock protein 70 and anti-heat shock protein 70 antibodies to catheter ablation of atrial fibrillation

  No AF recurrence AF recurrence
  n=55 n=12
Age (years) 59 ± 11 61 ± 12
Males (%) 63 75
Paroxysmal AF (%) 59 50
Lone AF (%) 69 58
AF history (months) 73 ± 62 68 ± 52
Body mass index (kg/m2) 28 ± 4 29 ± 5
Statins (%) 26 33
ACE inhibitor/Angiotensin receptor blocker (%) 69 50
LVEF (%) 60 ± 9 56 ± 11
LAD (mm) 43 ± 6 45 ± 9
Total ablation duration (min) 35+/−12 * 61+/−24 *
Total ablation power (J) 67.470 ± 23.732* 117.497 ± 44.058*
anti-HSP70-antibodies (μg/ml) 49, 35 – 73 47, 37 – 56
HSP70 (ng/ml) 0 [0 – 0] 0 [0 – 0.29]
hs-CRP (μg/ml) 2.08 ± 1.18 2.03 ± 0.61
  1. * p<0.05.
  2. Abbreviations and data presentation as in Table 1.