Table 1 Annotation statistics for EliIE, Chia, and LCT corpora.

Disease domain

Alzheimer’s Disease

All

All

No. of Eligibility Descriptions

230

1,000

1,006

No. of Annotations

15,596

68,174

105,816

No. of Entity types

8

15

50

No. of Relation types

3

12

51

Mean Entities per doc.

—

46

105

Mean Relations per doc.

—

19

49