Table 6 Examples of false negatives, false positives.

From: Exploiting question-answer framework with multi-GRU to detect adverse drug reaction on social media

Example tweet

Annotation label

Prediction label

Category

This cipro is some urrrrrrious hit

None-ADR

ADR

Free expression

How do guys ejaculate on paxil?? antidepressants

ADR

None-ADR

Label error

Trazodone is no joke. Slept through every alarm

ADR

None-ADR

Inadequate semantic information

Cymbalta, you ‘re driving me insame

None-ADR

ADR

Label error