Figure 2From: Investigation of Chlamydophila spp. in dairy cows with reproductive disordersResults of CHEKIT®-Chlamydia enzyme immunoassay serology in 525 Swedish dairy cows from 70 herds with reproductive disorders, sampled during January 2000 to December 2005. The dotted line shows the cut-off value. The seroprevalence among cases was 28% (81/286) and among controls 28% (67/239).Back to article page