Table 1 Renal functional parameters in the study groups (mean ± SD)

Serum creatinine (mg/dl)

0.56 ± 0.05#

0.36 ± 0.03

0.38 ± 0.03

0.89 ± 0.06*

0.42 ± 0.04+

Serum BUN (mg/dl)

14.98 ± 1.62

15.23 ± 1.32

16.26 ± 1.48

16.38 ± 1.93

16.45 ± 1.53

Creatinine clearance (ml/min)

1.53 ± 0.18#

2.68 ± 0.25

2.59 ± 0.24

1.08 ± 0.09*

1.98 ± 0.22+

FENa (%)

0.32 ± 0.15

0.29 ± 0.10

0.28 ± 0.09

0.31 ± 0.14

0.33 ± 0.13

Urine microprotein (mg/dl)

70.2 ± 22.1#

45.2 ± 11.3

38.6 ± 14.3

108.5 ± 23.4*

69.3 ± 18.2#