Skip to main content

Table 1 Farm E. coli O157 status

From: E. coli O157 on Scottish cattle farms: Evidence of local spread and persistence using repeat cross-sectional data

   Survey 2  
   Positive Negative Total
Survey 1 Positive 27 77 104
Negative 60 283 343
  Total 87 360 447
  1. Status of Scottish farms (positive or negative) during Survey 1 (SEERAD, 1998-2000) and Survey 2 (IPRAVE, 2002-2004). A positive farm was one in which at least one faecal pat tested positive by Immuno-magnetic separation (IMS) for the presence of E. coli O157.