TABLE 3 .

Intra-assay precision

Serotype	Sample	Mean SBA titer	SD	CV (%)
S. flexneri 2a	Hflex2a1	279	28	9.9
	SS2a	14,065	1,794	12.8
	SS3	49,505	11,416	23.1
	SS4	7,129	663	9.3
	SS5	7,392	1,321	17.9
S. flexneri 3a	Hflex3a2	2,565	314	12.2
	SS6a	42,430	5,688	13.4
	SS3	30,586	6,848	22.4
	SS4	18,563	4,052	21.8
	SS5	17,734	2,522	14.2
S. sonnei	Hsoni1	672	49	7.3
	SS7a	14,061	1,874	13.3
	SS3	4,953	447	9
	SS4	480	28	5.8
	SS5	474	70	14.8

^aSample was from a child.