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. 2020 Jul;66:21–29. doi: 10.1016/j.biologicals.2020.05.002

Table 8.

Summary of overall geometric mean potency estimates of study samples relative to IS 16/138 in the VaccZyme and Vi poly-l-lysine ELISAs.

Data From	Vi poly-l-lysine ELISA						VaccZyme ELISA
Data From	Laboratories 1, 3, 5, 6, 8, 9 and 10			Laboratories 1, 3 and 8			Laboratories 1 and 6
Study sample	GM^a	GCV (%)^b	N	GM	GCV (%)	n	GM	GCV (%)	n
10/126	118	17	7	100	7	3	99	17	2
G	56	26	7	47	<1	3	37	18	2
H^c	111	8	6	101	3	2	92	12	2
I	28	22	7	28	22	3	25	14	2
J	69	22	7	70	<1	3	63	15	2
K	15	48	4	12	23	2	10	16	2
L	318	40	7	361	8	3	335	13	2
M	16	14	7	15	18	3	13	21	2

^a

Geometric Mean.

^b

Inter-laboratory Geometric Coefficient of Variation.

^c

Coded duplicate of IS 16/138.