Table 1 Intra- and inter-assay variation in determination of serum amyloid (SAA) concentrations in equine serum samples
From: Validation of an equine serum amyloid A assay with an unusually broad working range
Comparison | No. of repeats | SAA concentration (mg/L) | Coefficient of variation (%) | |
|---|---|---|---|---|
Mean | SD | |||
Intra-assay | ||||
Low conc. | 10 | 124.7 | 3.8 | 3.0 |
Intermediate conc. | 10 | 805.3 | 41.9 | 5.2 |
High conc. | 10 | 4443 | 161.3 | 3.6 |
Inter-assay | ||||
Low conc. | 10 | 113.4 | 7.7 | 6.8 |
Intermediate conc. | 10 | 842.0 | 63.6 | 7.6 |
High conc. | 10 | 4646 | 445.7 | 9.6 |