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Table 1 Baseline patients’ characteristics

From: Clinical significance of precedent asymptomatic non-sustained ventricular tachycardias on subsequent ICD interventions and heart failure hospitalization in primary prevention ICD patients

 

Total (N = 157)

NSVT (+) (N = 51)

NSVT (−) (N = 106)

P value

Age (years)

66.0 ± 12.1

65.7 ± 11.4

66.2 ± 12.5

0.80

Male

135 (86%)

45 (88%)

90 (85%)

0.57

NYHA

 Class I

21 (13%)

8 (16%)

13 (12%)

0.62

 Class II

105 (67%)

35 (68%)

70 (66%)

 Class III

31 (20%)

8 (16%)

23 (22%)

VVI-ICD

76 (48%)

24 (47%)

52 (49%)

0.79

VDD/DDD-ICD

31 (20%)

9 (18%)

22 (21%)

CRT-D

50 (32%)

18 (35%)

32 (30%)

Hypertension

113 (72%)

39 (76%)

74 (70%)

0.38

Diabetes mellitus

48 (31%)

18 (35%)

30 (28%)

0.37

Serum creatinine

1.29 ± 0.78

1.16 ± 0.31

1.35 ± 0.92

0.17

Hemoglobin (g/dL)

13.8 ± 1.8

14.0 ± 1.6

13.8 ± 1.8

0.53

Atrial fibrillation

60 (38%)

16 (31%)

44 (42%)

0.22

Ischemic cardiomyopathy

96 (61%)

38 (75%)

58 (55%)

0.017

LVEF (%)

31.5 ± 9.1

32.5 ± 10.4

31.1 ± 8.4

0.38

β Blocker

150 (96%)

49 (96%)

101 (95%)

0.82

ACEi or ARB

146 (93%)

47 (92%)

99 (93%)

0.78

  1. ACEi angiotensin-converting-enzyme inhibitor, ARB angiotensin II receptor blocker, LVEF left ventricular ejection fraction, NYHA New York Heart Association