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. Author manuscript; available in PMC: 2013 Oct 1.
Published in final edited form as: J Clin Virol. 2012 Jul 24;55(2):128–133. doi: 10.1016/j.jcv.2012.06.024

Table 1.

Lower limit of detection using HIV-2 NIH-Z virion standard.

Concentration
HIV-2 RNA copies/mL		 Log10 (conc.) Number tested Number Detected Percent detected
20 1.30 18 18 100%
10 1.00 18 18 100%
5 0.70 18 15 83%
2 0.30 18 7 39%
1 0.00 18 6 33%
0.5 −0.30 18 1 6%