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Assay precision evaluation. H, M, and L indicate control pooled serum specimens with high, middle, and low CUC, respectively. A.U. arbitrary units, SD standard deviation, CV coefficient of variation.
| CUC level | H | M | L | |
|---|---|---|---|---|
| n | 30 | 30 | 30 | |
| Mean (A.U.) | 176.7 | 102.9 | 51.7 | |
| Intra-assay | SD | 5.4 | 2.7 | 1.6 |
| CV (%) | 3.1 | 2.6 | 3 | |
| Inter-assay | SD | 2.9 | 1.7 | 1.3 |
| CV (%) | 1.6 | 1.7 | 2.5 |
