TABLE 3.

HIV-1 RNA copies per milliliter for 17 specimens below the lower limit of detection in one or two of the viral load assays

Specimen	No. of RNA copies/ml detected by:
	usCA MONITOR 1.5	NucliSens	bDNA 3.0
A	<50	19	<50
B	<50	40	<50
C	<50	44	<50
D	<50	56	<50
E	<50	60	<50
F	<50	94	<50
G	<50	150	<50
H	<50	290	<50
I	<50	470	<50
J	294	<40	<50
K	70	<40	<50
L	<50	210	57
M	140	<40	149
N	509	<40	80
O	57	160	<50
P	66	85	<50
Q	132	160	<50