Effectiveness of tDCS with and without Lumosity brain training game

Effectiveness of transcranial Direct Current Stimulation (tDCS) with and without Lumosity brain training game on working memory, selective attention, divided attention and processing speed: A randomized controlled trial

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20241117063751N1

Enrollment

Registered

2024-12-07

Start date

2024-10-22

Completion date

Unknown

Last updated

2025-01-08

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

Conditions

working memory, selective attention, divided attention and processing speed.

Interventions

Intervention 1: Intervention group: The group receiving transcranial Direct Current Stimulation (tDCS) will have the anode electrode in the F3 area and the cathode electrode on the FP2 area based on t

Eligibility

Sex/Gender

All

Age

18 Years to 35 Years

Inclusion criteria

Inclusion criteria: Being right-handed Not having a mental-neurological disorder Absence of psychiatric disorders Not taking psychiatric drugs Failure to receive any psychological and neuropsychological intervention at the same time as the research Absence of brain injuries and diseases, including epilepsy

Exclusion criteria

Exclusion criteria: Intolerance of stimulation Occurrence of headache on different days of stimulation with tDCS Absence in two sessions of treatment Reluctance to continue treatment

Design outcomes

Primary

Measure	Time frame
Score of working memory from n-back test. Timepoint: before intervention; After the intervention; 1 month after the intervention. Method of measurement: N- back software.;Score of selective and divided attention from selective & divided attention tasks. Timepoint: before intervention; After the intervention; 1 month after the intervention. Method of measurement: selective & divided attention task software.;Score of processing speed from Stroop test. Timepoint: before intervention; After the intervention; 1 month after the intervention. Method of measurement: Stroop test.	—

Measure

Time frame

Score of working memory from n-back test. Timepoint: before intervention; After the intervention; 1 month after the intervention. Method of measurement: N- back software.;Score of selective and divided attention from selective & divided attention tasks. Timepoint: before intervention; After the intervention; 1 month after the intervention. Method of measurement: selective & divided attention task software.;Score of processing speed from Stroop test. Timepoint: before intervention; After the intervention; 1 month after the intervention. Method of measurement: Stroop test.

—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactFatemeh Khajouei Pour

The University of Kurdistan

fatemeh.khajoueipour@uok.ac.ir087-33664600-8

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026