Novel Biomarker Based on Hemispheric Differences in Brain Connectivity for Diagnosis of Depression

Jun Su Park, Donghyeok Jo, Seho Lee, Young Tak Kim, Jung Bin Kim, Dong Joo Kim

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Abstract

    Biomarkers using EEG could be used to detect and analyze various mental diseases. Many researchers are working on biomarkers that are mostly based on spectral analysis, resulting in poor reproducibility so restricted to being used in a clinical environment. In this study, we proposed new biomarker, a potential biomarker for MDD using resting state EEG and EEG connectivity algorithm. To develop new biomarker, the $PRED+CT$ dataset consisting of 43 MDD patients and 73 healthy control was used. wPLI connectivity for the low alpha band was acquired from 60 EEG channels. An independent sample t-test was conducted, and only statistically significant connectivity ($p < 0.001$) was selected among the connectivity. As a result, there was the biggest difference in connectivity between CPz and left hemisphere connectivity among MDD patients and healthy control. A decrease in connectivity between the central parietal region and frontal/temporal region located in the left hemisphere of MDD patients is also confirmed. New biomarker could be utilized in a diagnosis of MDD, and we expect it to be used in a clinical environment.

    Original languageEnglish
    Title of host publication2022 IEEE International Conference on Consumer Electronics-Asia, ICCE-Asia 2022
    PublisherInstitute of Electrical and Electronics Engineers Inc.
    ISBN (Electronic)9781665464345
    DOIs
    Publication statusPublished - 2022
    Event2022 IEEE International Conference on Consumer Electronics-Asia, ICCE-Asia 2022 - Yeosu, Korea, Republic of
    Duration: 2022 Oct 262022 Oct 28

    Publication series

    Name2022 IEEE International Conference on Consumer Electronics-Asia, ICCE-Asia 2022

    Conference

    Conference2022 IEEE International Conference on Consumer Electronics-Asia, ICCE-Asia 2022
    Country/TerritoryKorea, Republic of
    CityYeosu
    Period22/10/2622/10/28

    Bibliographical note

    Publisher Copyright:
    © 2022 IEEE.

    Keywords

    • EEG biomarker
    • EEG connectivity
    • MDD
    • electroencephalography

    ASJC Scopus subject areas

    • Computer Science Applications
    • Electrical and Electronic Engineering
    • Media Technology
    • Instrumentation

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