Prevalence, quantitative load and genetic diversity of Campylobacter spp. in dairy cattle herds in Lithuania

Table 1 Campylobacter spp. prevalence, number and species distribution in the dairy cattle farms

Source	Age group	Prevalence (%) (pos. samples/no. of samples tested)	Quant. load (log₁₀cfu/g) (Mean ± SD)	Positive samples No./%
Source	Age group	Prevalence (%) (pos. samples/no. of samples tested)	Quant. load (log₁₀cfu/g) (Mean ± SD)	*C. jejuni*	*C. coli*	*C. lari*	*C. fetus* subsp. *fetus*	C. spp.
Farm I	Calves	89.4^a* (17/19)	5.62^a* ± 0.95	7/41.2	4/23.5	-	4/23.5	3/17.6
	Heifers	85^b (17/20)	4.37^b ± 0.54	13/76.5	1/5.9	2/11.8	3/17.6	1/5.9
	Cows	53.2^c (11/21)	3.55^c ± 0.92	11/100.0	3/27.3	-	-	-
Farm II	Calves	70^a (14/20)	4.64^a ± 1.29	6/42.9	1/7.1	1/7.1	4/28.6	3/21.4
	Heifers	85^b (34/40)	4.48^b ± 0.69	21/61.8	13/38.2	2/5.9	1/2.9	5/14.7
	Cows	70^a (14/20)	4.17^c ± 0.54	7/50.0	5/35.7	-	6/42.9	1/7.1
Farm III	Calves	100^a (20/20)	5.49^a ± 0.90	14/70.0	5/25.0	-	-	5/25.0
	Heifers	90^b (18/20)	4.82^b ± 0.83	17/94.4	5/27.8	-	-	3/16.7
	Cows	60^c (12/20)	3.29^c ± 0.44	8/66.7	1/8.3	-	1/8.3	5/41.7
Total		78.5% (157/200)	4.5 ± 1.03

*-Numbers followed by a different letter in the column are significantly different (p < 0.05) for different age groups the individual farm.

ISSN: 1751-0147