TABLE 3

Analytical sensitivity of the 0.175-ml Veris HIV-1 assay

SiteNominal input HIV-1 (copies/ml)No. of samplesNo. of samples with detected resultsHit rate (%)LOD (95% CI) by probit analysis (copies/ml)
Sheffield4703636100128 (108–162)
1483636100
118363597
59362981
03600
Madrid4703636100124 (103–158)
1483636100
118363597
59363186
03613
All4707272100126 (111–148)
1487272100
118727097
59726083
07211