The Effect of Transcranial Direct Stimulation on Cognitive Functions of Healthy Adults

Not Applicable

Completed

• Conditions: Healthy; Cognitive Symptom

• Registration Number: NCT04873804
• Lead Sponsor: Medipol University

Brief Summary

Background: Transcranial direct current stimulation(tDCS) has been used to improve cognitive functions in healthy young adults.

Purpose: To investigate the effect of TDCS application on different cortex regions on cognitive function.

Methods: Sixty individuals aged 18-30 were included in the study. The participants were randomly divided into the left dorsolateral prefrontal cortex (Left DLPFC Group)(n=20), the right posterior parietal cortex (Right PPC Group)(n=20), and the sham group (Sham Group)(n=20). tDCS was applied for 20 minutes on weekdays for 2 weeks. The participants were evaluated in terms of cognitive functions with Neuropsychometric Test Battery before and after treatment.

Detailed Description

Not available

Study Timeline

• Study Start: 2019-10-10
• Primary Completion: 2020-05-10
• Study Completion: 2020-06-10
• Study First Submitted: 2021-04-14
• Status Verified: 2021-05
• Study First Submitted QC: 2021-05-04
• Last Update Submitted: 2021-05-04
• Study First Posted: 2021-05-05
• Last Update Posted: 2021-05-05

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 57

Inclusion Criteria

• being 18-30 years old

Exclusion Criteria

• alcohol and substance addiction
• previous mental illness
• having mental and cognitive problems
• a history of head trauma
• having cardiovascular disease.

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Primary Outcome Measures

Name	Time	Method
Neuropsychiatric Test Battery	3 weeks	It is a test battery for getting detailed information about general cognitive status.
Beck Depression Scale	3 weeks	It measures the symptoms seen in depression such as emotional, cognitive and motivational. It includes 21 items determine a behavioral feature related to depression. Items are numbered from 0 to 3. The goal is to objectively break down the degree of symptoms.; The total score of all answers is calculated as follows: 0 to 9 points: Minimally depressive symptoms 10 to 16 points: Mild depressive symptoms Between 17 and 29 points: Moderate depressive symptoms Between 30 and 63 points: Severe depressive symptoms

Trial Locations

Locations (2)

Damla Ören; 🇹🇷 Istanbul, Turkey

Medipol Mega Hospital; 🇹🇷 Istanbul, Turkey