. 2021 Jul 1;8(1):12. doi: 10.1186/s40708-021-00134-4

Table 2.

Description of Sentiment labels of Concussion Dataset

Sentiment	Description	Example
Positive	The author illustrates the severity of concussion and its superseding importance above all other sport’s related topic	RT@[user]: Playing on with a concussion isn’t big or brave, it’s sheer stupidity. (#lions) @[user] I know. Heard that he has a mild concussion. MLB needs to find a solution before something terrible happens.
Negative	The author illustrates a degrade, lack of concern or understanding of the dangers of concussion and/or places more positive sentiments towards other sport’s related topic (i.e,. result of the game)	I’m so glad Silva got his bell rung I really enjoyed seeing Anderson Silva get his clock cleaned
Neutral	The author provides no opinion about any given topic or does not illustrate a stronger positive opinion of one topic to another.	Toews is definitely concussed Cobb leaving hospital, placed on concussion list

Sentiment

Description

Example

Positive

The author illustrates the severity of concussion and its superseding importance above all other sport’s related topic

RT@[user]: Playing on with a concussion isn’t big or brave, it’s sheer stupidity. (#lions)

@[user] I know. Heard that he has a mild concussion. MLB needs to find a solution before something terrible happens.

Negative

The author illustrates a degrade, lack of concern or understanding of the dangers of concussion and/or places more positive sentiments towards other sport’s related topic (i.e,. result of the game)

I’m so glad Silva got his bell rung

I really enjoyed seeing Anderson Silva get his clock cleaned

Neutral

The author provides no opinion about any given topic or does not illustrate a stronger positive opinion of one topic to another.

Toews is definitely concussed

Cobb leaving hospital, placed on concussion list