Table 2.
Summary of intra- and inter-batch precision and accuracy.
| Analyte | Level | Inter-batch (n = 6) | Intra-batch (n = 18) | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Batch1 | Batch2 | Batch3 | |||||||
| CV% | RE% | CV% | RE% | CV% | RE% | CV% | RE% | ||
| JBD0131 | LLOQ | 3.79 | -1.98 | 6.88 | 8.23 | 5.45 | -6.90 | 8.39 | -0.22 |
| LQC | 2.55 | 5.24 | 2.48 | 5.12 | 2.94 | -0.74 | 3.74 | 3.21 | |
| MQC | 3.00 | 1.90 | 1.88 | 2.84 | 3.21 | -1.39 | 3.17 | 1.12 | |
| HQC | 2.75 | -1.40 | 3.56 | -1.14 | 2.54 | -4.20 | 3.17 | -2.25 | |
| DM131 | LLOQ | 13.51 | 9.93 | 9.70 | 6.20 | 8.83 | -0.33 | 11.16 | 5.27 |
| LQC | 4.57 | 7.36 | 1.96 | 3.20 | 3.50 | 3.22 | 3.84 | 4.59 | |
| MQC | 3.28 | 3.30 | 3.12 | 0.13 | 3.32 | -0.99 | 3.57 | 0.81 | |
| HQC | 3.85 | -0.34 | 2.08 | -3.37 | 2.89 | -1.70 | 3.15 | -1.81 | |
CV: Coefficient of variation; HQC: High quality control; LLOQ: Lower limit of quantitation, LQC: Low quality control, MQC: Middle quality control; RE: Relative error.