Table 2.
Validation results for measuring zonisamide concentrations in human serum by the LTIA method
| Zonisamide concentrations measured by LTIA (µg/mL) | ||||
|---|---|---|---|---|
| LLOQ | QC A | QC B | QC C | |
| 5 | 8 | 25 | 50 | |
| Intra‐day | ||||
| Mean (µg/mL) | 5.23 | 6.70 | 22.60 | 45.20 |
| Accuracy (%) | 4.67 | −15.80 | −9.50 | −9.50 |
| Precision (%CV) | 3.56 | 1.80 | 2.50 | 2.40 |
| Inter‐day | ||||
| Mean (µg/mL) | 5.33 | 7.20 | 23.60 | 46.20 |
| Accuracy (%) | 6.67 | −10.60 | −5.70 | −7.60 |
| Precision (%CV) | 2.48 | 5.20 | 3.70 | 2.20 |
Abbreviations: CV, coefficient of variation; LLOQ, lower limit of quantitation; LTIA, latex‐enhanced turbidimetric immunoassay; QC, quality control.