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Table 2 Performances of different dogs

From: Sniffer dogs as a screening/diagnostic tool for COVID-19: a proof of concept study

  Positive condition Negative condition Predicted positive condition Positive condition Predicted negative condition Negative condition
True positive False negative False positive True negative
SY 6 4 3 17 9 10 21 20
KZH 6 4 2 18 8 10 22 20
MRC 5 1 1 13 6 6 14 14
Total 17 9 6 48 23 26 57 54