Intra-day and inter-day precision and accuracy of β-E in rat plasma (n = 5)
| Nominal concentration (μg/mL) | Precision (%) | Accuracy (%) | ||
|---|---|---|---|---|
| Intra-day | Inter-day | Intra-day | Inter-day | |
| LQC (0.6) | 2.0 | 2.2 | 103.8 | 105.0 |
| MQC (2) | 1.2 | 1.8 | 97.3 | 100.4 |
| HQC (10) | 2.3 | 2.1 | 99.5 | 99.5 |
LQC, low quality control; MQC, middle quality control; HQC, high quality control.