Risk factors for Salmonella Typhimurium DT 104
Cattle in dealer premises were at increased risk of disease (Odds ratio 14.25)
Introduction of newly purchased cattle ( 4 weeks after purchase) to the farm increases the risk of disease (OR 2.51)
Purchase via dealers was at high risk as compared with purchasing stock directly from other farms (OR 3.90)
Evans S., and R. Davies. 1996. Case control study of multiple - resistant Salmonella typhimurium DT 104 infection of cattle in Great Britian. Vet. Rec. 139 :557:558.