Psychiatry Investigation

Frontal and Parietal Alpha Asymmetry as Biomarkers for Negative Symptoms in Schizophrenia: Yao-Cheng Wu, Chih-Chung Huang, Yi-Guang Wang, Chu-Ya Yang, Wei-Chou Chang, Chuan-Chia Chang, Hsin-An Chang; Psychiatry Investig. 2025;22(4):435-441. Published online April 11, 2025; DOI: https://doi.org/10.30773/pi.2024.0354; Full text PubReader ePub PDF Supplementary Materials

An Ethnic Minority Perspective: Association Between Negative Life Events and Depressive Symptoms in Yi Adolescents in China: Qingqing Xiao, Xiaozhen Song, Shoukang Zou, Ying Wang, Tuge Waqi, Li Yin; Psychiatry Investig. 2025;22(4):405-411. Published online April 11, 2025; DOI: https://doi.org/10.30773/pi.2024.0303; Full text PubReader ePub PDF

Comparison of Logistic Regression and Machine Learning Approaches in Predicting Depressive Symptoms: A National-Based Study: Xing-Xuan Dong, Jian-Hua Liu, Tian-Yang Zhang, Chen-Wei Pan, Chun-Hua Zhao, Yi-Bo Wu, Dan-Dan Chen; Psychiatry Investig. 2025;22(3):267-278. Published online March 18, 2025; DOI: https://doi.org/10.30773/pi.2024.0156; Full text PubReader ePub PDF Supplementary Materials

Differences in Depressive Symptom Profile by Age Group in Koreans With Major Depressive Disorder: Results From Nationwide General Population Surveys: Jimin Lee, Byung-Soo Kim, Seong-Jin Cho, Jun-Young Lee, Jee Eun Park, Su Jeong Seong, Sung Man Chang; Psychiatry Investig. 2024;21(9):1025-1032. Published online September 11, 2024; DOI: https://doi.org/10.30773/pi.2024.0074; Full text PubReader ePub PDF

Age-Specific Changes in the Effects of Social Connectedness and Loneliness on Depressive Symptoms: Evidence From the Korean Longitudinal Study of Ageing Before and During the COVID-19 Pandemic: Juyeon Kim, Jungtaek Lee; Psychiatry Investig. 2024;21(5):475-486. Published online May 23, 2024; DOI: https://doi.org/10.30773/pi.2023.0268
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The Effect of Psychological Factors on COVID-19 Vaccination Side Effects: A Cross-Sectional Survey in South Korea: Eun Kim, Hee Jin Kim, Doug Hyun Han; Psychiatry Investig. 2023;20(9):808-817. Published online September 19, 2023; DOI: https://doi.org/10.30773/pi.2023.0116
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Effect Modification of Cortisol on the Associations Between Obsessive-Compulsive Symptoms on Suicidality in Patients With Acute Coronary Syndrome: Jin-Young Park, Ju-Wan Kim, Hee-Ju Kang, Wonsuk Choi, Ju-Yeon Lee, Sung-Wan Kim, Il-Seon Shin, Youngkeun Ahn, Myung Ho Jeong, Jae-Min Kim; Psychiatry Investig. 2023;20(8):707-713. Published online August 11, 2023; DOI: https://doi.org/10.30773/pi.2023.0085
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Validation of the Korean Version of the Community Assessment of Psychic Experiences in General Population: Hyejin Sim, Seoyoung Kim, Paul Guyun Jung, Michael Bloomfield, Euitae Kim; Psychiatry Investig. 2023;20(7):625-634. Published online July 12, 2023; DOI: https://doi.org/10.30773/pi.2023.0011
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The Effectiveness of Game Coding Education on Problematic Internet Gaming: Sungah Chung, Sol I Kim, Hyunchan Hwang, Doug Hyun Han; Psychiatry Investig. 2023;20(6):531-540. Published online June 21, 2023; DOI: https://doi.org/10.30773/pi.2022.0218
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Level of Psychological and Somatic Symptoms Predict Perimenopausal Syndrome Severity Better Than Obstetric and Psychiatric History Do Among Korean Women: Soyeon Kim, Sun Mi Kim, Da Seul Kim, Seunga Han, Ji Sun Hong, Jeong Seok Seo; Psychiatry Investig. 2023;20(1):18-26. Published online January 25, 2023; DOI: https://doi.org/10.30773/pi.2022.0249
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The Effect of Temperament on the Association Between Pre-treatment Anxiety and Chemotherapy-Related Symptoms in Patients With Breast Cancer: Jung-In Choi, Sanghyup Jung, Gyu Han Oh, Kyung-Lak Son, Kwang-Min Lee, Dooyoung Jung, Tae-Yong Kim, Seock-Ah Im, Kyung-Hun Lee, Min-Sup Shin, Bong-Jin Hahm, Chan-Woo Yeom; Psychiatry Investig. 2022;19(11):949-957. Published online November 23, 2022; DOI: https://doi.org/10.30773/pi.2022.0078
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Effect of Probiotic Adjuvant Therapy on Improvement of Clinical Symptoms & Interleukin 6 Levels in Patients With Schizophrenia: Edy Husnul Mujahid, Erlyn Limoa, Saidah Syamsuddin, Burhanuddin Bahar, Rinvil Renaldi, Aminuddin Aminuddin, Sonny T. Lisal; Psychiatry Investig. 2022;19(11):898-908. Published online November 23, 2022; DOI: https://doi.org/10.30773/pi.2022.0064
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Depressive Symptoms and Mortality Among Middle-Aged and Older Adults in South Korea: Hyeon-Seung Yun, Jae-Hyun Kim, Sung-Man Bae; Psychiatry Investig. 2022;19(4):302-310. Published online April 22, 2022; DOI: https://doi.org/10.30773/pi.2021.0330
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Decreased Health-Seeking Behaviors in People With Depressive Symptoms: The Korea National Health and Nutrition Examination Survey 2014, 2016, and 2018: Jihye Oh, Hyungsook Hong, Jihoon Oh, Tae-Suk Kim; Psychiatry Investig. 2022;19(2):117-124. Published online February 7, 2022; DOI: https://doi.org/10.30773/pi.2021.0192
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Increased Risk of Recurrence of Non-Muscle Invasive Bladder Cancer Associated With Psychological Distress: A Prospective Cohort Study: Zhiyu Qian, Weihong Ding, Qidong Zhou, Shengyang Ge, Chuanyu Sun, Ke Xu; Psychiatry Investig. 2021;18(8):718-727. Published online August 2, 2021; DOI: https://doi.org/10.30773/pi.2021.0022
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