Table 1 Baseline characteristics of HD patients according to the platelet counts

 Age (years)

60 (49, 71)

62 (50, 73)

60 (49, 71)

0.46

 Males (%)

54.8

53.9

54.9

0.80

 Vintage (years)

2.6 (0.9, 5.5)

3.87 (1.3, 7.9)

2.5 (0.9, 5.2)

< 0.01

 BMI

21.9 ± 3.7

21.3 ± 3.4

20.0 ± 3.7

0.03

 Urine output > 200 ml/day (%)

32.1

17.5

33.9

< 0.01

 Primary kidney diseases (%)

0.17

 Glomerulonephritis

39.2

43.5

38.7

 Diabetic nephropathy

23.3

16.9

24.1

 Hypertensive nephropathy

15.4

14.3

15.6

 others

22.1

25.3

21.7

 Hgb (g/dl)

10.5 (9.3, 11.7)

10.5 (8.9, 11.7)

10.6 (9.3, 11.7)

0.98

 Alb (g/dl)

3.9 (3.7, 4.2)

3.8 (3.6, 4.1)

4.0 (3.7, 4.2)

0.04

 White blood cells (10^9/L)

6.0 (4.9, 7.3)

4.6 (3.8, 5.9)

6.1 (5.0, 7.4)

< 0.01

 Creatine (mg/dl)

10.1 (8.0, 12.5)

9.6 (7.6, 11.9)

10.2 (8.1, 12.5)

0.07

 spKt/V

1.4 (1.2, 1.6)

1.4 (1.2, 1.5)

1.4 (1.2, 1.6)

0.54

 stdKtv_I

2.0 ± 0.3

2.1 ± 0.3

2.0 ± 0.4

0.27

 Dialysis < 3 times /week (%)

21.0

20.1

21.1

0.83

 Intradialytic weight loss (%)

0.04 (0.03, 0.05)

0.04 (0.03, 0.05)

0.04 (0.03, 0.05)

0.17

 Fistula use (%)

85.0

85.7

84.9

1.00

 Diabetes

27.5

22.7

28.1

0.15

 Coronary artery disease

25.3

25.3

25.3

0.92

 Congestive heart failure

24.3

26.6

24.0

0.49

 Other cardiovascular disease

21.3

22.7

21.1

0.68

 Cerebrovascular disease

14.6

20.3

13.1

0.05

 Hypertension

85.7

84.4

85.8

0.38

 Peripheral vascular disease

9.4

9.7

9.3

0.88

 Hepatitis

13.1

27.3

11.4

< 0.01

 Lung disease

5.1

2.0

5.4

0.17

 Cancer (non-skin)

3.9

4.6

3.9

0.66

 GI Bleeding

3.9

2.3

2.5

0.26

 Liver cirrhosis

1.3

5.5

0.8

< 0.01

 All-cause death

14.7

26.0

13.3

< 0.01

 Cardiac/Vascular death

7.5

11.7

6.9

0.05