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Assay repeatability of oral fluid- and serum-based FMIAs
| Repeatability assay | %CV |
|||
|---|---|---|---|---|
| nsp7-based assays |
N-based assays |
|||
| NA | EU | NA | EU | |
| Serum intra-assay repeatability | 1.0 | 2.3 | 1.9 | 1.7 |
| Serum interassay repeatability | 3.2 | 4.2 | 4.7 | 3.4 |
| Oral fluid intra-assay repeatability | 5.8 | 6.9 | 3.2 | 1.5 |
| Oral fluid interassay repeatability | 7.8 | 9.1 | 3.0 | 1.4 |
