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Table 19 Final corpus statistics

From: Annotation and detection of drug effects in text for pharmacovigilance

Annotation level Annotation type No of anns. (discontinuous) Av. words per ann. Unique spans, triggers or cues Total anns
NEs Pharmacological_substance  8099 (38) 1.22 1853 13,726
Disorder 4075 (63) 1.90 1998
Subject 1552 (30) 2.03 712
Events Adverse_effect (AE) 1375 1.15 309 3166
Potential_therapeutic_effect (PTE) 893 1.06 195
Combination 560 1.05 81
DDI 338 1.02 12
Event Participants has_agent 2424    7523
Affects 2308
has_subject 909
has_participant 1882
Event Attributes Negated 61 19 604
Speculated 448 117
Manner 95 47
Coreference   212   212
Relations Subject_Disorder 636 941
is_equivalent 305