N Back

N-Back, Dual N Back

What it measures

N Back measures working memory

Outcome measures

N Back

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

N Back Reaction Time

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

Zero Back Reaction Time

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

One Back Accuracy

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

Zero Back Accuracy

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

Two Back Accuracy

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

Two Back Reaction Time

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

One Back Reaction Time

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

Three Back Reaction Time

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

Three Back Accuracy

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

How it measures

This test has auditory and visual stimuli components. An auditory stimuli is presented to the participant. The participant is then asked to indicate when the current stimulus on a 3-by-3 grid matches the auditory stimuli from n steps before.