Variables

Cases (n = 69)

Mean ± SD

Control (n = 69)

Mean ± SD

P value

Zinc (mcg/dl)

84.6 ± 39.8

101.4 ± 25.3

0.036*

Copper (mcg/dl)

121.9 ± 42.83

88.6 ± 8.9

<0.001*