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Table 2 Concordance results between the two readers (TN: true negative, TP: true positive, FP: false positive, FN: false negative)

From: Evaluation of Doc’EDS: a French semantic search tool to query health documents from a clinical data warehouse

 

FN

FP

TN

TP

Kappa (CI 95%)

Negation tag

FN

14

0

7

0

0.88 [0.84; 0.91]

FP

0

14

6

2

TN

14

5

1711

4

TP

2

7

10

204

Hypothesis tag

FN

14

0

23

2

0.70 [0.62; 0.77]

FP

0

15

0

3

TN

19

0

1886

0

TP

0

1

4

33