Preop

Postop

p value

Creatinine (mg/dl)

1.30 ± 0.96

1.24 ± 0.93

0.0204

eGFR (ml/min)

85.39 ± 24.10

90.18 ± 22.58

0.0046

Sodium (mEq/L)

137.76 ± 3.22

138.10 ± 2.54

0.324

Potassium (mEq/L)

4.34 ± 0.45

4.5 ± 0.56

0.0336

Chloride (mEq/L)

104.79 ± 3.51

106.69 ± 3.14

0.0001