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AOAC EXPERT REVIEW PANEL FOR MICROBIOLOGY FOR FOODS AND ENVIRONMENTAL SURFACES
AOAC Expert Review Panel Final Action Feedback
dPOD 95% confidence intervals still included 0 indicating no significant difference in
reference and test method performance.
None of the data from the collaborative study, or data from any of the other pre-
collaborative or PTM studies changed as a result of this softwaremodification when re-
processed with the new algorithm.
As can be seen, there is a small sigmoidal curve associated with the target fluorescent signal
for both of these cases, and this could be due to cross contamination since both of these
wells are adjacent to multiple positive wells.
Figure 3.Ground Beef enrichment. Was initially correctly called negative, will now be a false
positive result.
Figure 4.Ground Turkey enrichment.Was initially correctly called negative, will now be a
false positive result.
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