. 2017 Dec 1;83(24):e01425-17. doi: 10.1128/AEM.01425-17

TABLE 3.

Occurrence and characteristics of C. jejuni clone SA isolates in dairy cows

Dairy study^a	No. of C. jejuni isolates tested	No. (%) clone SA by:		No. of isolates in which pVir was present	No. of isolates with tet(O) located on:
Dairy study^a	No. of C. jejuni isolates tested	PCR	WGS	No. of isolates in which pVir was present	Chromosome	pTet
2002	205	23 (11.2)	21 (10.2)	2	13	3
2007	627	66 (10.5)	55 (8.8)	1	40	9
2014	576	39 (6.8)	26 (4.5)	2	15	1
Total	1,408	128 (9.1)	102 (7.2)	5	68	13

NAHMS national surveillance studies.