TABLE 1.

Inter- and intrarun, interlot, and intersite reproducibilities of viral load assays

Reproducibility	Parametera	Result at the indicated siteb for the following assay:
		usCA MONITOR 1.5			stCA MONITOR 1.5			NucliSens			bDNA 3.0
		Site A	Site B	Combined	Site A	Site B	Combined	Site A	Site C	Combined	Site B	Site C	Combined
Inter- and intrarun	SEM	0.14	0.12	0.13	0.21	0.17	0.19	0.22	0.14	0.18	0.11	0.06	0.09
	% CV	28.8	25.0	26.9	0.22	37.0	38.2	40.9	22.2	31.2	22.5	13.1	18.2
	n	23	24	47	0.23	19	41	28	30	58	28	24	52
Interlot	SEM	0.12	0.13	0.13	0.14	0.12	0.13	0.19	0.12	0.16	0.13	0.09	0.12
	% CV	23.0	24.1	23.6	21.2	21.4	21.3	30.1	22.5	26.1	25.0	17.6	21.9
	n	24	25	49	24	20	44	27	26	53	33	24	57
Intersite	SEM			0.14			0.20			0.22			0.12
	% CV			23.8			30.5			29.6			21.3
	n			51			44			54			55

^aSEM was calculated from log₁₀ RNA copies per milliliter. Percent CV is the mean value calculated from RNA copies per milliliter. n is number of samples included in the analysis. 

^bSites A, B, and C are the three hospital test sites.