GS

PS

p

N (%)

56 (46)

66 (54)

Age (yrs)

58 ± 17.0

66 ± 14.2

0.004

Female (%)

14 (26)

36 (59)

0.001

BMI (Kg/m²)

28.8 ± 5.15

28.6 ± 4.12

0.946

Diabetes (%)

15 (28)

21 (34)

0.286

CV event (%)

6 (11)

10 (16)

0.590

COPD (%)

4 (7)

8 (13)

0.373

Depression (%)

2 (4)

6 (10)

0.279

Hemoglobin (g/dl)

13.7 ± 1.72

13.2 ± 1.55

0.109

Creatinine (mg/dl)

1.5 ± 0.57

1.5 ± 0.71

0.619

Initial GFR (ml/min)

57 ± 23.2

49 ± 19.1

0.037

Final GFR (ml/min)

53 ± 27.1

46 ± 24.5

0.160

GFR decline (ml/min)

−4.3 ± 11.4

−2.8 ± 15.1

0.543

Alb/Cr ratio (mg/g)

273 ± 556.9

482 ± 1133.9

0.221

Uric acid (mg/dl)

6.6 ± 1.87

6.6 ± 1.80

0.969

Iron (ug/ml)

78 ± 24.9

66 ± 28.8

0.039

Ferritin (mg/dl)

126 ± 117.2

106 ± 86.8

0.368

Calcium (mg/dl)

9.6 ± 0.47

9.6 ± 0.54

0.899

Phosphate (mg/dl)

3.4 ± 0.62

3.6 ± 0.64

0.117

PTH (pg/ml)

112 ± 103.0

140 ± 143.6

0.383

25 OH D3

23 ± 15.1

17 ± 7.2

0.043

PCR (mg/dl)

0.41 ± 0.506

0.69 ± 1.145

0.170

Hospitalization, any cause (%)

24 (44)

39 (64)

0.028

ESRD (%)

3 (6)

5 (8)

0.429

Death, any cause (%)

9 (17)

11 (18)

0.523