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Table 6 Error analysis of false negatives in the evaluation set

From: ContextD: an algorithm to identify contextual properties of medical terms in a Dutch clinical corpus

Error

Negated

Historical

Hypothetical

Patient

Total

Missing trigger

15

7

7

11

40

Complex trigger

1

8

2

8

19

Complex sentence

1

-

15

1

17

Trigger variation

-

7

-

1

8

Other

9

3

1

4

16

Total

25

25

25

25

100