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Validation parameters of the LC-MS/MS method.
| Analyte | r | LLOQ (ng/g) | Recovery (%) | Intraprecision (RSD %) | Interprecision (RSD %) |
|---|---|---|---|---|---|
| DA | 0.9969 | 2.0 | 94.6 ± 8.7 | 10.3 | 12.4 |
| DOPAC | 0.9982 | 72.0 | 93.4 ± 6.6 | 8.9 | 7.5 |
| HVA | 0.9977 | 50.0 | 95.3 ± 7.4 | 7.7 | 11.3 |
DA: dopamine; DOPAC: 3,4-dihydroxyphenylacetic acid; HVA: homovanillic acid.
