Table A8.

Flock SLRV prevalence in each continent from 2001 to 2010.

Continent	Studies	N	Prevalence		Range
			Mean	CI 95%	Min	Max
Africa	0	0	N/A 1	N/A	N/A	N/A
Asia	3	67	76.12	64.67–84.73	21.43	95.65
Europe	4	912	92.65	90.78–94.17	51.22	100.00
North America	2	759	34.91	31.61–38.37	22.08	36.36
South and Central America	17	1234	12.97	11.21–14.96	0.00	25.00
Global	26	2972	44.82	42.67–46.24	0.00	100.00

¹ N/A, not applicable.