% Assay
  Mean Assay in Repeatability (Precision) Mean Assay in Intermediate Precision Absolute difference
Entacapone 98.96 100.15 1.19
Levodopa 101.15 101.18 0.03
Carbidopa 95.9 96.6 0.6
Table 9: Comparison of precision and intermediate precision results of the proposed method.