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Table 3 Token distribution of the seven types of entities in four kinds of EMR texts

From: Extracting clinical named entity for pituitary adenomas from Chinese electronic medical records

Entity

Current medical history

Past medical history

Case characteristics

Family history

Symptom

14,006

180

3982

0

Body region

929

39

971

0

Disease

1609

3733

984

3

Surgery

123

605

268

0

Medication

673

217

154

0

Family history

1

2

45

196

Disease course

0

0

467

0

All

17,341

4876

6871

199