Table 2.

NA contents in 2016~2017 seasonal influenza vaccines.

Manufactures	Lots	Average ng NA/ml ± SD
		H1N1	H3N2	B
A	A1	5,703 ± 735	1,147 ± 23	210 ± 8
	A2	6,080 ± 710	1,197 ± 235	452 ± 37
	A3	5,284 ± 1,038	1,458 ± 113	188 ± 24
	A4	5,664 ± 983	1,647 ± 79	183 ± 4
	A5	5,361 ± 824	1,409 ± 116	215 ± 7
	A6	5,142 ± 1,074	1,403 ± 47	172 ± 7
B	B1	1,447 ± 88	774 ± 39	<32
	B2	1,673 ± 49	428 ± 44	<32
	B3	1,975 ± 242	819 ± 63	<32
C	C1	2,628 ± 5	1,797 ± 128	<32
	C2	2,147 ± 353	1,350 ± 179	<32
	C3	2,137 ± 460	1,316 ± 361	<32
D	D1	4,654 ± 519	1,375 ± 156	320 ± 20
	D2	4,441 ± 213	1,323 ± 35	414 ± 86
	D3	3,848 ± 248	1,262 ± 118	347 ± 34
E	E1	1,307 ± 307	690 ± 39	93 ± 16
	E2	1,151 ± 131	600 ± 28	100 ± 27
	E3	1,201 ± 247	704 ± 24	100 ± 23
F	F1	603 ± 76	<32	<32
	F2	401 ± 35	<32	244 ± 51
G	G1	3,797 ± 1,002	1,036 ± 33	265 ± 4
	G2	3,261 ± 740	747 ± 17	215 ± 7
H	H1	145 ± 18	<32	<32
	H2	243 ± 144	<32	<32
	H3	200 ± 82	<32	<32

Note: the HA antigen content of 3 subtype/type are within 30~36 μg/ml; each sample was tested three times.