Statistical parameters Platelets count× 109/L Total Leucocytes Count(TLCs)×109 /L
  Group-1 Group-2 Group-1 Group-2
  Before After Before After Before After Before After
Mean 256.70 251.60 285.71 274.07 8.91 9.02 8.98 9.31
Median 255.50 253.00 292.50 286.00 8.67 8.80 8.75 9.05
Mode 210.00 204.00 312.00 206.00 8.50 10.00 7.70 8.00
Range 90.00 94.00 133.00 139.00 2.10 2.00 4.00 4.30
S.D 29.60 28.91 37.66 40.07 0.81 0.84 1.34 1.47
T value 0.826 1.390 3.911 2.867
P value* 0.430 0.188 0.004 0.013
*P<0.05 shows a significant change
Table 4: Comparison of Platelets count & TLCs before and after iron supplementation in different age groups