Table 2 Comparison of visually interpreted results and results predicted by the AutoAdapt POC algorithm.

From: Rapidly adaptable automated interpretation of point-of-care COVID-19 diagnostics

Specimen used on test kit

Number of tests

Visual interpretation by non-expert (pos/neg)

Visual interpretation by expert (pos/neg)

Automated interpretation by AutoAdapt POC algorithm (pos/neg)

Concordant interpretation (Visual non-expert vs. AutoAdapt POC)

Discordant interpretation (Visual non-expert vs. AutoAdapt POC)

Contrived positive

87

86/1

87/0

87/0

86

1

High positive titer

31

31/0

31/0

31/0

31

0

Medium positive titer

27

27/0

27/0

27/0

27

0

Low positive titer

29

28/1

29/0

29/0

28

1

Contrived negative

18

0/18

0/18

0/18

18

0

Total

105

86/19

87/18

87/18

104

1

  1. Contrived samples were provided by ACON. Titers of high, medium, and low, correspond to virus titers of 25,000, 17,500, and <7500 TCID50/mL, respectively. Tests with both visual interpretations and digital reads were included in the analysis.