Parameter

Males (Mean ± 1 SD) N = 103

Females (Mean ± 1 SD) N = 57

P value

Urea (mg/dl)

22.92 ± 6.20

21.21 ± 5.60

0.080

Creatinine (mg/dl)

0.77 ± 0.19

0.70 ± 0.11

0.040