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. 2012 Mar 1;86(3):383–394. doi: 10.4269/ajtmh.2012.10-0658

Table 2.

Precision characteristics of assay

Control Samples per run Total runs Nominal parasites/mL Nominal RNA log10 copies/mL Intra-assay (within run) Inter-assay (within laboratory)
SD %CV SD %CV
High 3 5 4 × 105 9.60 0.057 0.60 0.154 1.63
Mid 2 3 8 × 103 7.90 0.084 1.11 0.142 1.88
Low 3 5 80 5.90 0.106 1.79 0.241 4.05
Negative 2 5 0 None detected