Table 2

Analytes	NVP	AZT	D4T	3TC	EFV	LPV	RTV
	ME(%)
LQC	96.7	86.2	91.8	91.3	97.3	116.2	92.4
MQC	97.0	92.3	91.8	95.5	93.1	113.3	94.8
HQC	101.3	95.9	95.3	99.0	101.2	104.3	111.3

Table 2: Matrix effect data for seven analytes at LQC, MQC, HQC in five different lots of human plasma (n=5).