Three-Back Task

What it measures

Three-Back Task measures working memory

Outcome measures

Accuracy

An increase in score on this outcome should be interpreted as an improvement. Higher scores are better.

Reaction Time

A decrease in score on this outcome should be interpreted as an improvement.

How it measures

"A continuous string of letters (upper and lower case; inter-stimulus interval of 2·5 s) was presented; forty-five letters in total with fifteen target pairs. For each stimulus, participants were instructed to indicate whether this was the same letter that appeared three letters before." [1]