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Table 1 Age-adjusted mean values and percentage in relation to renal function

From: Associations between renal impairment and anemia in older, rural Japanese men: the Nagasaki Island study

 

Non-chronic kidney diseased

Chronic kidney diseasec

P

Normal renal functiona

Mild renal impairmentb

Number at risk

109

645

351

 

Age, years

67.7 ± 6.1

69.6 ± 6.5

72.2 ± 6.7

 

Systolic blood pressure, mmHg

143

143

145

0.344

Antihypertensive medication use, %

31.5

34.3

40.6

0.083

Diabetes, %

14.0

12.0

10.7

0.634

History of cardiovascular disease, %

8.8

10.2

17.4

0.003

Body mass index, kg/m2

22.8

23.5

23.9

0.003

Current drinkers, %

56

46.8

51.1

0.126

Current smokers, %

29.1

21.6

15.2

0.004

Serum HDL cholesterol, mg/dL

57

55

52

0.004

Serum triglycerides (TG), mg/dL

116

112

135

<0.001

Serum aspartate aminotransferase (AST), IU/L

27

25

24

0.021

Serum γ-glutamyltraspeptidase (γGTP), IU/L

44

37

46

0.046

Serum creatinine, mg/dL

0.62

0.82

1.18

<0.001

Glomerular filtration rate (GFR), mL/min/1.73 m2

99.6

72.4

49.8

<0.001

  1. aNormal renal function, bmild renal impairment, and cchronic kidney disease were defined as respectively, GFR ≥90 mL/min/1.73 m2, 90 mL/min/1.73 m2 > GFR ≥60 mL/min/1.73 m2, and GFR <60 mL/min/1.73 m2. dNon-chronic kidney disease includes normal renal function and mild renal impairment.