TABLE 2:

Cut-off points for reactivity equivalents of samples (Wynwood and others 2015)

MAT TitreMIA IgG and IgM MFI
Non-reactive<1:50<1200
Equivocal1:50–1:2001201–3999
Reactive low1:400–1:16004000–9999
Reactive high1:3200+10000+
  • MAT, microscopic agglutination test; MIA, microsphere immunoassay