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Table 1 Demographic and clinical characteristics of the study population

From: Left atrial strain for predicting recurrence in patients with non-valvular atrial fibrillation after catheter ablation: a single-center two-dimensional speckle tracking retrospective study

Variables

Total (N = 95)

Recurrence (N = 26)

No-Recurrence (N = 69)

P value

Demographics

 Age (years)

63.2 ± 9.7

60.7 ± 8.4

64.2 ± 10.0

0.110

 Man, n (%)

54 (56.8%)

15 (57.7%)

39 (56.5%)

0.919

 BSA (/m2)

1.81 ± 0.17

1.83 ± 0.15

1.81 ± 0.17

0.564

 BMI (kg/ m2)

25.8 ± 3.3

25.7 ± 3.4

25.9 ± 3.3

0.849

AF characteristics

 Paroxysmal AF, n (%)

67 (70.5%)

17 (65.4%)

50 (72.5%)

0.502

 Persistent AF, n (%)

28 (29.5%)

9 (34.6%)

19 (27.5%)

0.502

 CHA2DS2-VASc score ≥ 2

61 (64.2%)

16 (61.5%)

45 (65.2%)

0.740

 HASBLED score ≥ 3

25 (26.3%)

8 (30.8%)

17 (24.6%)

0.547

 First catheter ablation

85 (89.5%)

22 (84.6%)

63 (91.3%)

0.453

Medical history, n (%)

 Hypertension

60 (63.2%)

17 (65.4%)

43 (62.3%)

0.784

 Diabetes mellitus

18 (18.9%)

8 (30.8%)

10 (14.5%)

0.073

 History of ischemic heart disease

41 (45.5%)

10 (38.5%)

31 (44.9%)

0.573

 Hyperlipidemia

70 (73.7%)

18 (69.2%)

52 (75.4%)

0.547

 Stroke, TIA or thromboembolism

20 (21.5%)

6 (23.1%)

14 (20.3%)

0.782

 Cigarette

33 (34.7%)

11 (42.3%)

22 (31.9%)

0.344

 Alcohol

29 (30.5%)

11 (42.3%)

18 (26.1%)

0.128

Medications, n (%)

 Antiarrhythmic drugs

79 (83.2%)

19 (73.1%)

60 (87.0%)

0.109

 Anticoagulation therapy

93 (97.9%)

26 (100%)

67 (97.1%)

0.383

 Aspirin

26 (27.4%)

8 (30.8%)

18 (26.1%)

0.650

 Calcium channel blockers

36 (37.9%)

11 (42.3%)

25 (36.2%)

0.588

 ACEi/ARB

40 (42.1%)

14 (53.8%)

26 (37.7%)

0.157

 Beta blocker

58 (61.1%)

17 (65.4%)

41 (59.4%)

0.597

  1. BSA Body surface area, BMI Body mass index, AF Atrial fibrillation, ACEi/ARB Angiotensin-converting enzyme inhibitor/angiotensin receptor blocker