Table 3.

Pair-wise comparison of VLA scrapie flock birth cohorts and exposure groups born in the same year.

	Exposure Group
Exposure Group	2	3	4	5	6	7	8	9	10	11	12	13
2002 birth cohort				0.091	0.027	0.198			0.002
5					0.568	0.586			0.13
6						0.28			0.344
7									0.053
2003 birth cohort	0.969	0.071	0.942				< 0.001	< 0.001		0.279	0.68	0.774
2		0.192	0.936				0.001	0.008		0.506	0.749	0.875
3			0.164				< 0.001	< 0.001		0.031	0.286	0.101
4							< 0.001	0.003		0.391	0.782	0.784
8								0.184		0.002	< 0.001	< 0.001
9										0.017	0.002	0.005
11											0.282	0.557
12												0.593