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Table 3 Contingency tables of true and predicted* flare status in cross-validation test folds of the stacking meta-classifier model

From: Advanced machine learning for predicting individual risk of flares in rheumatoid arthritis patients tapering biologic drugs

Fold-1

 

Predicted flare status

No

Yes

Observed flare status

No

15

4

Yes

1

7

Fold-2

 

Predicted flare status

No

Yes

Observed flare status

No

21

0

Yes

1

5

Fold-3

 

Predicted flare status

No

Yes

Observed flare status

No

15

7

Yes

1

4

Fold-4

 

Predicted flare status

No

Yes

Observed flare status

No

19

3

Yes

1

4

Fold-5

 

Predicted flare status

No

Yes

Observed flare status

No

19

1

Yes

3

4

  1. *Binary predictions based on predicted risk threshold selected using Youden’s index in each fold