Table 1.

Serum samples tested for H1N1 swine influenza antibodies by ELISA

S. No	State	No. of sera tested by ELISA	2009			2010
			No. of serum tested	No. of serum + ve	% ELISA + ve	No. of serum tested	No. of serum + ve	% ELISA + ve
1	Andhra Pradesh	61	16	10	62.5	45	38	84.4
2	Assam	60	0	0	0	60	19	32.4
3	Himachal Pradesh	2	2	0	0	0	0	0
4	Madhya Pradesh	447	246	28	11.4	201	37	18.4
5	Maharashtra	5	3	1	33.3	2	0	0
6	Meghalaya	65	39	0	0	26	8	30.8
7	Nagaland	8	8	0	0	0	0	0
8	Odisha	74	64	6	9.4	10	0	0
9	Tamil Nadu	73	9	1	11.1	64	43	67.2
10	Uttar Pradesh	356	110	34	30.9	246	128	52
Total		1151	497	80	16.1	654	273	41.74