TABLE 1.

Sensitivity and specificity of the viral load assays

Assay	No. positive/no. tested at the following sample concn (log10 IU/ml):
	0	1.0	1.5	2.0	2.5	3.0
Bayer bDNA	2/28			0/28	3/28	13/28
Bayer TMA	1/7	7/7	7/7	7/7	7/7	7/7
Roche Monitor	0/28			13/28	22/28	27/28
Abbott RT-PCR	1/28	28/28	28/28	26/26a	27/27b	28/28
Roche RT-PCR	0/28	28/28	28/28	28/28	28/28	28/28

^aTwo invalid specimens.

^bOne invalid specimen.