TABLE 1.

Precision and reproducibility for low and moderate level antigenemia

Pool		Untreated				EDTA-heat treated
		Day 1	Day 2	Day 3	Day 1-3	Day 1	Day 2	Day 3	Day 1-3
<0.6 ng/ml
	Mean	0.896	1.318	1.570	1.261	7.992	8.670	9.698	8.786
	SD	0.131	0.152	0.284	0.343	0.263	0.489	0.484	0.820
	CV	0.135	0.115	0.18	0.272	0.033	0.056	0.05	0.083
5-10 ng/ml
	Mean	15.026	19.296	17.048	17.123	31.06	45.142	35.368	37.189
	SD	1.765	0.901	0.689	2.123	6.26	5.546	4.070	7.973
	CV	0.118	0.047	0.04	0.124	0.20	0.129	0.115	0.214