TABLE 1.

Hypothetical sequences of ODs from the Roche HIV-1 MONITOR assay in which the six ODs do not form the expected declining sequence

Dilution	OD in examplea:
	1	2	3	4	5	6
Undiluted	2.5	2.9	2.2	1.8	2.9	2.9
1:5	2.9	2.5	2.9	2.9	2.5	2.5
1:25	1.5	1.5	1.5	1.5	1.5	1.5
1:125	0.6	0.6	0.6	0.6	0.08	0.08
1:625	0.08	0.05	0.08	0.08	0.25	0.12
1:3,125	0.05	0.08	0.05	0.05	0.05	0.05

^aODs that are out of sequence are shown in boldface type.