Table 3 Intra and inter-batch precision and accuracy assessment of APAP measurements using QC samples prepared in Bovine Serum Albumin, (LLOQ – lower limit of quantitation, QC – quality control)
QC Level | N | Nominal concentration (ng/mL) | Intra CV (%) | % Norm Intra | Â | Inter CV (%) | % Norm Inter |
|---|---|---|---|---|---|---|---|
LLOQ QC | 12 | 0.50 | 8.90 | 102.60 | Â | 12.64 | 93.97 |
Low QC | 12 | 0.75 | 2.70 | 108.29 | Â | 12.63 | 95.44 |
Mid QC | 12 | 5.00 | 1.98 | 93.91 | Â | 3.85 | 96.27 |
High QC | 12 | 40.00 | 2.07 | 97.43 | Â | 2.22 | 96.93 |