Table 2 Comparison of body mass index, biochemical characteristics, and estimated glomerular filtration rate between the two groups

Body mass index, kg/cm2

23.72 (4.16)

23.60 (4.22)

0.938

25.47 (4.54)

25.98 (4.15)

0.748

1.74 (2.18)

2.38 (2.35)

0.445

Serum creatinine, mg/dL

1.33 (0.26)

1.50 (0.21)

0.083

1.21 (0.15)

1.32 (0.35)

0.352

-0.13 (0.21)

-0.15 (0.32)

0.870

Serum blood urea nitrogen, mg/dL

42.67 (14.49)

38.85 (7.79)

0.396

27.67 (9.51)

30.31 (8.35)

0.429

-15.00 (19.31)

-8.53 (8.39)

0.133

Serum potassium, mg/dL

4.74 (0.91)

4.90 (1.04)

0.648

4.13 (0.63)

4.15 (0.57)

0.947

-0.60 (0.95)

-0.75 (0.87)

0.317

Hemoglobin, mg/dL^a

11.40 (3.90)

10.80 (3.10)

0.645

10.30 (2.5)

10.00 (4.90)

0.873

-0.85 (2.75)

-1.00 (3.25)

0.968

Serum calcium, mg/dL^a

8.10 (0.80)

8.00 (1.00)

0.467

8.25 (0.50)

8.40 (0.50)

0.228

0.12 (0.62)

0.50 (0.80)

0.025

Serum phosphorus, mg/dL

4.63 (1.30)

4.18 (0.93)

0.294

2.08 (0.67)

2.16 (0.64)

0.765

-2.55 (1.60)

-2.02 (1.11)

0.317

Serum albumin, mg/dL

3.43 (0.42)

3.34 (0.57)

0.607

3.33 (0.48)

3.34 (0.43)

0.940

-0.10 (0.29)

0.00 (0.371)

0.389

Serum alkaline phosphatase, U/L^a

207.50 (136.00)

227.00 (111.00)

0.889

182.50 (98.00)

248.00 (231.00)

0.065

-52.00 (67.50)

3.00 (169.00)

0.065

Serum parathyroid hormone, ng/L^a

311.90 (491.20)

551.90 (392.8)

0.085

45.53 (71.71)

80.57 (57.36)

0.085

-266.36 (419.46)

-471.32 (335.49)

0.085

Serum vitamin D3, ng/mL

23.62 (13.55)

19.73 (11.64)

0.410

55.03 (31.58)

45.97 (27.12)

0.410

31.41 (18.02)

26.24 (15.48)

0.410

estimated glomerular filtration rate, ml/min

59.82 (16.48)

52.25 (9.13)

0.114

65.15 (12.59)

62.64 (19.38)

0.692

5.89 (13.36)

10.92 (15.96)

0.391