Statistical parameters Serum Copper(Cu)(µg/dl) Serum Zinc(Zn)(µg/dl)
  Group-1 Group-2 Group-1 Group-2
  Before After Before After Before After Before After
Mean 108.7000 107.8000 110.1429 109.2857 68.4000 66.1000 68.4286 67.0000
Median 103.0000 105.5000 114.0000 115.0000 67.5000 64.5000 68.5000 67.0000
Mode 82.00 81.00 79.00 78.00 62.00 70.00 65.00 67.00
Range 71.00 70.00 72.00 70.00 14.00 14.00 11.00 12.00
S.D 28.34725 28.42456 24.4221 23.92755 5.05964 4.97661 3.43543 3.44182
T value 0.987 1.578 10.776 3.150
P value 0.350* 0.139* 0.000** 0.008**
*P>0.05 shows an insignificant change
**P<0.05 shows a significant change
Table 2: Iron supplementations have a significant effect on serum Zn level.