Prevalence of Coxiella burnetii in clinically healthy German sheep flocks

BMC Research Notes

Table 1 Summary of flocks, collected -, positive serum-, and DNA (PCR positive) samples

			# positive samples vs. # of samples taken
flock #	flock size (ewes)	abortion rate (%)^§	serum		vaginal swab	rectal swab	afterbirth	foetus/foetal swab
1	500	0	1/28	0/11	0/11	0/11	-	-
2	1000	0	0/29	0/11	0/11	0/11	0/9	-
3	1800	< 1	4/29	2/11	0/11	0/11	0/11	-
4	1300	0	0/29	0/11	0/11	0/11	-	-
5	1200	3	4/29	3/11	0/11	0/11	0/3	0/4
6	500	0	0/29	0/11	0/11	0/11	-	-
7	450	0	0/29	0/11	0/11	0/11	0/9	-
8	1100	< 1	3/30	1/11	0/11	0/11	-	-
9	1800	0	1/29	0/11	0/11	0/11	-	-
10	550	0	4/29	2/11	0/11	0/11	0/3	-
11	700	< 1	2/29	2/11	0/11	0/11	-	-
12	330	0	0/30	0/11	0/11	0/11	0/2	-
13*	2500	2	6/30	1/11	11/11	11/11	7/11**	-
14	400	< 1	0/29	0/11	0/11	0/11	-	-
15	700	< 1	0/29	0/11	0/11	0/11	-	-
16	750	< 1	0/29	0/11	0/11	0/11	-	-
17	900	< 1	0/29	0/11	0/11	0/11	0/3	0/2
18	250	< 1	0/29	0/11	0/11	0/11	-	-
19	450	< 1	0/29	0/11	0/11	0/11	0/1	-
20	1000	< 1	0/29	0/11	0/11	0/11	-	-
21	500	< 1	0/29	0/11	0/11	0/11	-	-
22	406	< 1	0/29	0/11	0/11	0/11	-	-
23	700	< 1	3/29	2/11	0/11	0/11	-	-
24	700	0	0/29	0/11	0/11	0/11	-	-
25	550	< 1	5/29	1/11	0/11	0/11	-	-
26	1000	1	0/29	0/11	0/11	0/11	-	-
27	317	< 1	0/29	0/11	0/11	0/11	-	-
28	350	6	0/29	0/11	0/11	0/11	0/1	-
29	420	0	0/29	0/11	0/11	0/11	-	-
30	1178	< 1	0/29	0/11	0/11	0/11	-	-
31	500	< 1	0/29	0/11	0/11	0/11	-	-
32	120	0	0/29	0/11	0/11	0/11	0/4	-
33	115	< 1	17/29	6/11	1/11	1/11	-	-
34	400	< 1	0/29	0/11	0/11	0/11	0/1	-
35	650	< 1	0/29	0/11	0/11	0/11	-	-
36	133	0	0/29	0/11	0/11	0/11	-	-
37	377	< 1	0/29	0/11	0/11	0/11	0/2	-
38	409	< 1	0/29	0/11	0/11	0/11	-	-
39^&	25	0	25		11	11	-	-
40	460	< 1	0/29	0/11	0/11	0/11	-	-
total			1158		440	440	71	6

^§according to farmers and Thuringian sheep health authority; *history of C. burnetii infection; **7/11 DNA positive, from 3/7 isolation of C. burnetii; - no samples; ^&excluded from study

ISSN: 1756-0500