Table 2 Accuracy and precision of the method assessed at four different levels
0.3 ng/ml | 3 ng/ml | 7 ng/ml | 100 ng/ml | |
|---|---|---|---|---|
Inter-day accuracy (RSD, %) | 5.3 | 6.9 | 0.9 | 1.2 |
Inter-day precision (RSE, %) | 1.2 | −4.3 | 2.2 | 2.5 |
Intra-day accuracy (RSD, %) | 5.8 | 6.9 | 7.8 | 6.1 |
Intra-day precision (RSE, %) | 4.3 | −7.2 | 0.9 | 3.4 |