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Table 1 Baseline characteristics according to the number of reviewer confirmed arrythmias during follow-up

From: Relationship between dialytic parameters and reviewer confirmed arrhythmias in hemodialysis patients in the monitoring in dialysis study

Characteristics

All Subjects (N = 66)

Number of RCA During Follow-up

P Value

≤10 (N = 16)

11–49 (N = 16)

50–239 (N = 17)

≥240 (N = 17)

Age (years)

56.3 ± 12.2

61.1 ± 9.1

56.3 ± 12.0

54.1 ± 13.0

54.1 ± 13.7

0.31

Female

20/66 (30.3%)

5/16 (31.3%)

5/16 (31.3%)

5/17 (29.4%)

5/17 (29.4%)

> 0.99

Race

     

0.15

Asian

23/66 (34.8%)

9/16 (56.3%)

7/16 (43.8%)

4/17 (23.5%)

3/17 (17.6%)

 

Black

35/66 (53.0%)

7/16 (43.8%)

8/16 (50.0%)

11/17 (64.7%)

9/17 (52.9%)

 

Other

1/66 (1.5%)

0/16 (0.0%)

0/16 (0.0%)

0/17 (0.0%)

1/17 (5.9%)

 

White

7/66 (10.6%)

0/16 (0.0%)

1/16 (6.3%)

2/17 (11.8%)

4/17 (23.5%)

 

Systolic blood pressure

140.8 ± 23.4

140.9 ± 19.9

145.9 ± 23.9

135.8 ± 23.0

140.9 ± 27.0

0.68

Diastolic blood pressure

80 (70, 84)

76 (59, 80)

80 (71, 81)

80 (64, 85)

84 (74, 90)

0.14

Weight (kg)

81.7 (68.2, 95.2)

78.1 (68.8, 91.0)

84.8 (61.7, 89.5)

80.4 (68.9, 119.0)

83.7 (75.8, 108.2)

0.59

BMI ≥ 40

6/66 (9.1%)

1/16 (6.3%)

1/16 (6.3%)

2/17 (11.8%)

2/17 (11.8%)

> 0.99

Cause of ESRD

 Diabetes

28/66 (42.4%)

11/16 (68.8%)

6/16 (37.5%)

4/17 (23.5%)

7/17 (41.2%)

0.14

 Glomerulonephritis

6/66 (9.1%)

0/16 (0.0%)

1/16 (6.3%)

4/17 (23.5%)

1/17 (5.9%)

 

 Hypertension

25/66 (37.9%)

5/16 (31.3%)

6/16 (37.5%)

8/17 (47.1%)

6/17 (35.3%)

 

 Other

10.6% (7/66)

0/16 (0.0%)

3/16 (18.8%)

1/17 (5.9%)

3/17 (17.6%)

 

ESRD Vintage (years)

2.4 (1.2, 5.3)

(N = 65)

2.2 (1.2, 4.3)

(N = 16)

2.9 (1.5, 5.5)

(N = 15)

2.5 (1.2, 5.7)

(N = 17)

2.5 (0.7, 5.3)

(N = 17)

0.78

Prior kidney transplant

9/66 (13.6%)

2/16 (12.5%)

4/17 (23.5%)

3/17 (17.6%)

2/16 (12.5%)

0.25

Previous peritoneal dialysis

7/66 (10.6%)

1/16 (6.3%)

2/16 (12.5%)

2/17 (11.8%)

2/17 (11.8%)

> 0.99

Vascular Access

 AV Fistula

45/65 (69.2%)

12/16 (75.0%)

12/16 (75.0%)

11/17 (64.7%)

10/16 (62.5%)

0.87

 AV Graft

17/65 (26.2%)

3/16 (18.8%)

3/16 (18.8%)

5/17 (29.4%)

6/16 (37.5%)

 

 Catheter

3/65 (4.6%)

1/16 (6.3%)

1/16 (6.3%)

1/17 (5.9%)

0/16 (0.0%)

 

Diabetes

42/66 (63.6%)

13/16 (81.3%)

10/16 (62.5%)

8/17 (47.1%)

11/17 (64.7%)

0.25

Hyperlipidemia

40/66 (60.6%)

9/16 (56.3%)

8/16 (50.0%)

11/17 (64.7%)

12/17 (70.6%)

0.66

Hypertension

56/66 (84.8%)

15/16 (93.8%)

13/16 (81.3%)

15/17 (88.2%)

13/17 (76.5%)

0.61

Ischemic heart disease

32/66 (48.5%)

10/16 (62.5%)

8/16 (50.0%)

8/17 (47.1%)

6/17 (35.3%)

0.51

History of MI

6/66 (9.1%)

1/16 (6.3%)

2/16 (12.5%)

1/17 (5.9%)

2/17 (11.8%)

0.95

Congestive heart failure

17/66 (25.8%)

3/16 (18.8%)

3/16 (18.8%)

4/17 (23.5%)

7/17 (41.2%)

0.46

Coronary artery bypass surgery

9/66 (13.6%)

4/16 (25.0%)

3/16 (18.8%)

1/17 (5.9%)

1/17 (5.9%)

0.32

Arrhythmia

21/66 (31.8%)

3/16 (18.8%)

4/16 (25.0%)

7/17 (41.2%)

7/17 (41.2%)

0.42

Smoking

     

0.45

 Current

5/66 (7.6%)

0/16 (0.0%)

1/16 (6.3%)

3/17 (17.6%)

1/17 (5.9%)

 

 Never

46/66 (69.7%)

13/16 (81.3%)

9/16 (56.3%)

11/17 (64.7%)

13/17 (76.5%)

 

 Past

15/66 (22.7%)

3/16 (18.8%)

6/16 (37.5%)

3/17 (17.6%)

3/17 (17.6%)

 

LVEF

55.0 (55.0, 60.0) (N = 65)

55.0 (55.0, 60.0) (N = 15)

57.8 (55.0, 63.5) (N = 16)

60.0 (55.0, 63.0) (N = 17)

55.0 (55.0, 60.0) (N = 17)

0.65

  1. Basline characteristics in individuals with and without reviewer confirmed arrhythmia (RCA) during follow-up. BMI body mass index, ESRD end stage renal disease, AV arterio-venous, LVEF Left ventricular ejection fraction. Data are mean ± SD, median (IQR), or n/N (%)