Table 1 Demographic and laboratory data of the studied group at the surgery, after 3 months, and after 6 months

Gender (M/F) (n)

41/57

41/57

41/57

NS*

Age (years)

33.28 ± 11.38

33.52 ± 11.38

NS

33.77 ± 11.38

NS

BWT (kg)

124.80 ± 23.94

106.07 ± 20.15

< 0.001

95.33 ± 18.13

< 0.001

BMI (kg/m²)

45.28 ± 7.25

38.52 ± 6.05

< 0.001

34.61 ± 5.35

< 0.001

Creatinine (mg/dl)

0.89 ± 0.21

0.85 ± 0.16

< 0.001

0.79 ± 0.14

< 0.001

Proteinuria no.

75/23

85/14

< 0.001*

92/6

< 0.001

Proteinuria (mg/day)

117.43 ± 12.55

106.51 ± 8.96

< 0.001

101.66 ± 4.84

< 0.001

Serum UA (mg/dl)

5.56 ± 1.84

4.43 ± 1.22

< 0.001

4.32 ± 1.27

< 0.001

Abn.UA (N/H)

59/39

72/26

< 0.001*

90/8

< 0.001*

Gouty attacks

12/88

5/93

< 0.001*

2/96

< 0.001*

eGFRm (ml/min)

90.65 ± 29.34

> 90 ± 24.01

< 0.001

> 90 ± 23.32

< 0.001