TABLE 1

Precision of the 1-ml and 0.175-ml Veris HIV-1 assays

AssayPanelResult summarySD (log10 copies/ml)aTotal
Within runBetween runWithin dayBetween dayBetween ARP lotBetween site
nMean log10 copies/mlSD (log10 copies/ml)%CV
1 ml23602.30.120.0000.010.040.070.146.1
33603.00.07000.000.020.060.093.0
43585.20.04000.010.030.040.061.2
53606.90.03000.000.020.030.050.7
0.175 ml1803.30.13000.050.030.090.175.2
2805.10.130.020.020.0600.030.152.9
3806.80.05000.040.010.040.081.2
  • a 0 log10 copies/ml, default value when estimated variance was negative.