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Table 1 Baseline characteristics

From: Junctional bradycardia is a potential risk factor of stroke

 

JB group

(n = 69)

Control group

(n = 138)

P value*

JB with P group

(n = 24)

JB without P group

(n = 45)

P value**

Age (years)

68.5 ± 16.5

68.4 ± 15.7

0.593

67.3 ± 16.6

69.2 ± 16.5

0.273

Men, n (%)

35 (50.7)

72 (52.2)

0.883

10 (41.7)

25 (55.6)

0.318

Smoking, n (%)

26 (37.7)

40 (29.0)

0.210

8 (33.3)

18 (40.0)

0.614

Hypertension, n (%)

39 (56.5)

76 (55.1)

0.883

11 (45.8)

28 (62.2)

0.213

Diabetes mellitus, n (%)

30 (43.5)

50 (36.2)

0.364

8 (33.3)

22 (48.9)

0.308

Heart failure, n (%)

6 (8.7)

11 (8.0)

>0.999

3 (12.5)

3 (6.7)

0.412

Chronic kidney disease, n (%)

20 (29.0)

22 (15.9)

0.043

5 (20.8)

15 (33.3)

0.404

History of CAD, n (%)

21 (30.4)

44 (31.9)

0.875

3 (12.5)

18 (40.0)

0.027

History of stroke, n (%)

1 (1.4)

1 (0.7)

>0.999

0 (0.0)

1 (2.2)

>0.999

Ejection fraction (%)

64.2 ± 11.3

63.3 ± 11.0

0.485

63.8 ± 13.4

64.4 ± 10.1

0.772

LAVI (ml/m2)

45.1 ± 30.3

28.0 ± 11.3

0.001

40.8 ± 10.4

47.1 ± 36.1

0.740

Antiplatelet agents, n (%)

33 (47.8)

101 (73.2)

0.883

9 (37.5)

24 (53.3)

0.312

Statin, n (%)

26 (37.7)

52 (37.7)

>0.999

7 (29.2)

19 (42.2)

0.312

Anticoagulants, n (%)

8 (11.6)

6 (4.3)

0.091

2 (8.3)

6 (13.3)

0.704

CHADS2 score

1.48 ± 1.16

1.49 ± 1.19

0.991

1.17 ± 1.13

1.64 ± 1.15

0.103

 0, n (%)

16 (23.2)

32 (23.2)

 

8 (33.3)

8 (17.8)

 

 1, n (%)

22 (31.9)

44 (31.9)

 

8 (33.3)

14 (31.1)

 

 2, n (%)

16 (23.2)

32 (23.2)

 

5 (20.8)

11 (24.4)

 

 3, n (%)

12 (17.4)

24 (17.4)

 

2 (8.3)

10 (22.2)

 

 4, n (%)

3 (4.3)

6 (4.3)

 

1 (4.2)

2 (4.4))

 

Follow-up duration (month)

27.2 ± 26.2

25.4 ± 21.5

0.948

39.3 ± 36.5

20.7 ± 15.6

0.008

  1. CAD coronary artery disease, JB junctional bradycardia, LAVI left atrial volume index
  2. *comparison between the JB group and control group
  3. **comparison between the JB without P group and JB with P group