Effects of n-back tasks with the same content but different stimulus modalities on brain activity and fatigue

Effects of n-back tasks with the same content but different stimulus modalities on brain activity and fatigue - Effects of n-back tasks with the same content but different stimulus modalities on brain activity and fatigue

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000049670

Enrollment

Registered

2022-12-05

Start date

2022-12-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

healthy adults

Interventions

Spatial n-back task Each assignment consisted of 20 blocks. The block included 23 trials (five targets) in the 3-back. Auditory n-back task Each assignment consisted of 20 blocks. The block include

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Inclusion criteria for the healthy adults in this study were as follows: (a) Ages of over 18, irrespective of gender (b) Not taking any psychotropic drugs for at least one year (c) average vision and no hearing problems.

Exclusion criteria

Exclusion criteria: Exclusion criteria include those who cannot read written text even with vision correction due to visual impairment, those who cannot respond to auditory stimuli due to hearing impairment, and those who require medication due to fatigue syndrome or psychiatric factors.

Design outcomes

Primary

Measure	Time frame
Brain activity (prefrontal cortex ) near-infrared spectroscopy	—

Secondary

Measure	Time frame
fatigue Task Reaction Time Percentage of tasks answered correctly	—

Countries

Japan

Contacts

Public ContactYuta Noguchi

Suzuka University of Medical Science Department of Rehabilitation, Faculty of Health Science

reha.noguchi.ot@gmail.com059-383-8991

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026