Sample Proposed method Comparison method [3]
Amount added, µg/mL Amount found, µg/mL % Recovery Amount added, µg/mL % Recovery
1) Plasma 1 1 100 4 100
5 5.01 100.2 8 100.5
10 9.96 99.6 12 99.14
Mean±SD     99.93±0.31   99.88±0.69
t-test   0.26 (2.132)**    
F-test   4.95 (19.00)**    
           
2) Urine 1 1 100 4 100
  5 5.02 100.4 8 99.9
  10 9.99 99.9 12 100.7
Mean±SD     100.10±0.26   100.20±0.44
t-test   1.15 (2.132)**    
F-test   2.86 (19.00)**    
** The value of tabulated t and F, (at p = 0.05) (13)
Table 4: Determination of idrocilamide in biological fluids by the proposed and comparison methods