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Table 1 Baseline characteristics of study population

From: Post Procedural Peak Left Atrial Contraction Strain Predicts Recurrence of Arrhythmia after Catheter Ablation of Atrial Fibrillation

 

Total

(n = 144)

Paroxysmal AF

(n = 78)

Persistent AF

(n = 66)

P value

Demographic Data

  Age, years

61 ± 11

61 ± 11

60 ± 10

0.95

  Men, n (%)

111(77)

55 (71)

56(85)

0.05

  Body mass index, kg/m2

31 ± 5

30 ± 5

32 ± 6

0.03

  AF duration, years

6.2 ± 6.1

6.5 ± 6.3

5.8 ± 5.9

0.51

  CHA2DS2-VASc

1.8 ± 1.5

1.8 ± 1.5

1.9 ± 1.5

0.67

Comorbidity

  Hypertension, n(%)

74(51)

38(49)

36(55)

0.51

  Diabetes, n(%)

15(10)

8(10)

7(11)

0.95

  Coronary artery disease, n(%)

22(15)

10(13)

12(18)

0.37

  Heart failure, n(%)

19(13)

2(3)

17(26)

 < 0.0001

  Stroke/TIA, n(%)

16(11)

9(12)

7(11)

0.86

Medication

  AAD Class I or III, n (%)

70(49)

46(59)

24(34)

0.01

  β-blocker or CCB, n(%)

95(66)

47(60)

48(73)

0.04

Essential Echo parameters

  LAVI, mL/m2

39 ± 10

36 ± 9

43 ± 11

 < 0.0001

  LVEDD, mm

51 ± 6

50 ± 4

51 ± 5

0.77

  LVESD, mm

33 ± 5

32 ± 3

34 ± 6

0.007

  LVEF,%

60 ± 7

63 ± 5

58 ± 9

0.0003

  E/A ratio

1.33 ± 0.63

1.30 ± 0.57

1.57 ± 0.91

0.15

  RVSP, mmHg

29 ± 6

29 ± 6

29 ± 5

0.64

  1. Values are mean ± SD or number (%)
  2. AF atrial fibrillation, CHA2DS2-VASc congestive heart failure, hypertension, age ≥ 75 years, diabetes mellitus, prior stroke, transient ischemic attack, or thromboembolism, vascular disease, age 65–74 years, sex category (female), TIA transient ischemic attack, AAD antiarrhythmic drug, CCB calcium channel blocker, LVESD left ventricular end-systolic diameter, LVEDD left ventricular end-diastolic diameter, LVEF left ventricle ejection fraction, LAVI left atrium volume index, RVSP right ventricular systolic pressure