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Table 1 Baseline characteristics of participants in a single-center cross-sectional study of hypozincemia and aortic stenosis prevalence

From: The association between hypozincemia and aortic stenosis prevalence in hemodialysis patients: a single-center cross-sectional study

 

Zn ≤ 48 (1st decile)

48 < Zn (2nd-10th deciles)

P value

Number of patients

12 (13%)

81 (87%)

 

AS

6 (50%)

13 (16%)

< 0.01

Surgical history of AS

1 (8.3%)

4 (4.9%)

0.58

Age

75.3 ± 12.5

70.6 ± 9.9

0.034

Male

9 (75%)

45 (56%)

0.21

Height (cm)

164.9 ± 8.7

159.8 ± 8.8

0.1

Dw (kg)

57.5 ± 10.9

53.4 ± 11.3

0.19

Diabetes

3 (25%)

22 (27%)

0.88

Dialysis vintage (year)

11.3 ± 8.7

10.9 ± 7.3

0.94

Zn (μg/dL)

45.0 ± 4.3

63.7 ± 13.1

< 0.01

ALB (g/dL)

3.2 ± 0.4

3.5 ± 0.3

0.043

Hb (g/dL)

11.1 ± 1.4

11.4 ± 1.0

0.1

Ferritin (ng/mL)

135.6 ± 45.1

119.0 ± 91.2

0.12

Cre (mg/dL)

9.4 ± 1.7

10.5 ± 2.4

0.09

Ca (mg/dL)

9.3 ± 0.4

9.3 ± 0.6

0.72

P (mg/dL)

5.0 ± 0.8

5.1 ± 1.6

0.86

Ca × P

46 ± 7.5

47.5 ± 14

0.95

P ave

5.2 ± 0.8

5.2 ± 1.0

0.83

K (mEq/L)

5.0 ± 0.6

5.0 ± 0.7

0.87

Mg (mg/dL)

2.5 ± 0.2

2.8 ± 0.4

< 0.01

Cu (μg/dL)

90 ± 23

87.1 ± 19.1

0.68

iPTH (pg/mL)

184.0 ± 112.1

133.7 ± 105.3

0.11

LDL-chol (mg/dL)

75.9 ± 18.9

82.9 ± 25.3

0.29

TAC-BUN

48.2 ± 6.6

48.5 ± 9.6

1

Kt/V for urea

1.44 ± 0.18

1.54 ± 0.19

0.17

SBP (mmHg)

137.7 ± 19.0

142.8 ± 16.7

0.43

Drug

 Vitamin D

10 (83%)

76 (92%)

0.12

 Calcium-containing phosphate binder

8 (67%)

51 (61%)

0.51

 ACE/ARB

9 (75%)

48 (58%)

0.34

 Calcimimetics

7 (58%)

41 (49%)

0.71

 P absorbentsa

1.5 ± 0.8

2.1 ± 0.9

0.024

 Warfarin

5 (42%)

16 (19%)

0.1

 Statins

5 (41.7%)

24 (29.6%)

0.4

Past history

 IHD

5 (41.7 %)

22 (27.2 %)

0.3

 CVD

2 (16.6 %)

14 (17.3 %)

0.96

 ASO

4 (33.3 %)

16 (19.8 %)

0.29

  1. Data are n (%) and mean (SD). AS aortic stenosis, Dw dry weight, Zn serum zinc, ALB serum albumin, Hb serum hemoglobin level, Cre serum creatinine, Ca serum calcium corrected by serum albumin, P serum phosphate, Ca × P product of Ca and P, P ave average value of serum phosphate during this study, K serum potassium, Mg serum magnesium, Cu serum cupper, iPTH serum intact parathyroid hormone, LDL-chol serum low-density lipoprotein cholesterol, TAC-BUN time-averaged concentration of blood urea nitrogen, SBP systolic blood pressure, ACE/ARB angiotensin-converting enzyme inhibitor/angiotensin II receptor blocker, P absorbents phosphorus adsorbents, IHD ischemic heart disease, CVD cerebrovascular disease, ASO arteriosclerosis obliterans
  2. aNumber of different P absorbents taken by patients