Hg (ppb)

Pb (ppm)

p-value

X ± SD

Min

Max

X ± SD

Min

Max

CP

17.07 ± 0.82

16.032

18.007

0.41 ± 0.16

0.245

0.612

PC & GH = 0.24

GH

13.57 ± 4.90

6.726

18.367

0.51 ± 0.19

0.379

0.67

PC & GH = 0.05

HW

15.3 ± 1.36

13.64

18.007

0.37 ± 0.3

0.009

0.6

HW & Lac = 0.38

LT

10.37 ± 4.77

6.801

17.415

0.3 ± 0.2

0.188

0.61

PC & LT = 0.08