Psychiatry Investigation

Review Article

June 16, 2025

National Trends and Directions for Suicide Prevention Research in South Korea: A Narrative Review

Ah Rah Lee, Je Young Hannah Sun, Myungjae Baik, Peter Jongho Na, Sang Min Lee, Jong-Woo Paik

Psychiatry Investig. 2025;22(6):603-611.

Objective This paper reviews the major trends in current suicide prevention research in Korea and explores future research directions to reduce suicide mortality. Methods A literature review was conducted using MEDLINE...

Original Article

June 16, 2025

Comparative Analysis of Violent Crime Statistics in Korea by Mental Illness Status (2012–2022): Implications of Deinstitutionalization

Cheol Park, Ju-Yeon Lee, Jae-Min Kim, Il-Seon Shin, Seunghyong Ryu, Sung-Wan Kim

Psychiatry Investig. 2025;22(6):612-619.

Objective This study examines violent crime trends in South Korea from 2012 to 2022, comparing offenders with and without mental illness. It evaluates the impact of the 2017 amendments to...

Original Article

June 16, 2025

Exploring the Correlation of Childhood Trauma With the Behavioral Activation and Inhibition System in Major Depressive Disorder and Bipolar I and II Disorders

Yoonjeong Jang, Sarah Soonji Kwon, Hyeona Yu, Daseul Lee, Joohyun Yoon, Chan Woo Lee, Yun Seong Park, Hyun A Ryoo, Yejin Park, Hyuk Joon Lee, et al.

Psychiatry Investig. 2025;22(6):620-631.

Objective Studies examining the relationship between the behavioral inhibition system (BIS), behavioral activation system (BAS), and mood disorders in individuals who have experienced childhood trauma remain limited. This study aimed...

Original Article

June 16, 2025

Insecure Attachment, Temperament, and Character Traits Associated With Cognitive Disengagement Syndrome and Attention Deficit Hyperactivity Disorder Symptoms in Children

Hasan Can Özbay, Doğa Sevinçok, Muhammed Mutlu Özbek, Hatice Aksu

Psychiatry Investig. 2025;22(6):632-640.

Objective Based on the view that cognitive disengagement syndrome (CDS) and attention-deficit/hyperactivity disorder (ADHD) are distinct clinical conditions, we aimed to investigate differences between CDS and ADHD symptoms in terms...

Original Article

June 16, 2025

Post-Infection Insomnia, Dysfunctional Beliefs About Sleep, and Depression in the COVID-19-Infected General Population

Jaeeun Song, Seockhoon Chung

Psychiatry Investig. 2025;22(6):641-649.

Objective This study aimed to explore the feasibility of the cognitive-behavioral model of COVID-19-related hypochondriasis among participants infected with the virus, with specific consideration of insomnia severity. Additionally, factors predicting...

Original Article

May 27, 2025

Classification of Depressive Symptoms Among Bereaved Families of Sewol Ferry Disaster Victims Using Latent Profile Analysis

Yu-Ri Lee, Jinhee Hyun, Sunju Sohn, Jong-Sun Lee, Hyu Jung Huh, Kyonghwa Kang

Psychiatry Investig. 2025;22(6):650-659.

Objective After the Sewol Ferry Disaster, most empirical studies on the bereaved families of victims conceptually categorized their depressive symptoms. However, the actual depressive features of bereaved families and the...

Original Article

June 16, 2025

Psychological Impact and Differences in Child and Adolescent Victims of Sexual Violence in South Korea: Using Data From a Sunflower Center in South Korea From 2015 to 2022

Minha Hong, Hyun-Soo Kim, Kyoung-Hoon Kim, Jiali Emily Koh, Changwoo Han, Seunghoon Lee, Jin Sun Ryu, Ah Rah Lee, Sang Min Lee

Psychiatry Investig. 2025;22(6):660-667.

Objective Sexual violence against children and adolescents is a serious social problem. The characteristics of child and adolescent victims differ based on their varying developmental processes. Therefore, we conducted a...

Original Article

June 16, 2025

A Global Perspective on Incidence and Regional Trends of Opioid Use Disorders From 1990 to 2021

Tiantian Tuo, Yupeng Chen, Danyang Wang, Jinna Liu, Yujiao Wu, Jiawen Wang

Psychiatry Investig. 2025;22(6):668-677.

Objective Opioid use disorders (OUDs) have become a significant global public health challenge. Despite extensive research on the opioid crisis, the trends in incidence and regional disparities remain inadequately understood. Methods...

Original Article

June 16, 2025

The Metabolic Signature of Autism Spectrum Disorders Using Dried Blood Spots at Birth

Haixin Li, Yuqi Yang, Bin Yu, Yuping Zhang

Psychiatry Investig. 2025;22(6):678-686.

Objective This study aims to evaluate the metabolic impact of the autism spectrum disorder (ASD) at birth, while such insight may lead to increased understanding of the etiology. Methods We performed...

Original Article

June 16, 2025

Psychometric Properties of the Social Attribution Task and Its Relationship With Cognitive Functions

Samet Çelik, Leyla Arslan, Caner Özarslan, Mehmet Mart

Psychiatry Investig. 2025;22(6):687-698.

Objective The Social Attribution Task-Multiple Choice (SAT-MC) battery is one of tests used to evaluate social cognitive capacity. This study aimed to examine the reliability and validity of the SAT-MC...

Original Article

June 16, 2025

Transcriptional Landscape and Biomarker Discovery for Endoplasmic Reticulum Stress in Alzheimer’s Disease: An Ex Vivo Study Using Patients-Derived Dermal Fibroblasts

Yeojin Kim, You Jin Nam, Sunwoo Yoon, Young Joon Cho, Ho Min Song, Seongmin Kim, Donghyuk Shin, Jin Young Noh, Sun Min Lee, So Young Moon, et al.

Psychiatry Investig. 2025;22(6):699-713.

Objective Numerous studies have identified various risk factors associated with Alzheimer’s disease (AD). However, the experimental limitations of disease modeling make it challenging to directly interpret their effects. These limitations...

Original Article

June 16, 2025

Association of Game Use With Loneliness and Social Isolation: A Nationwide Korean Study

Jin Young Jung, Han Mil Choi, Jin Pyo Hong, Myung Hyun Kim, Dahae Kim, So Hee Park, Bong-Jin Hahm, Ji Hyun An

Psychiatry Investig. 2025;22(6):714-721.

Objective The aim of this article is to examine the correlation between social isolation, loneliness, and the use of online games. Conflicting conclusions have been drawn in previous studies on...

Original Article

June 16, 2025

Possible Role of Cancer-Related Dysfunctional Beliefs About Sleep and Intolerance of Uncertainty on Cognitive-Behavioral Model of the COVID-Related Hypochondriasis Among Patients With Cancer

Harin Kim, Seockhoon Chung

Psychiatry Investig. 2025;22(6):722-729.

Objective The aim of the present study was to evaluate the reliability and validity of the Korean version of the Obsession with COVID-19 Scale (OCS) and the feasibility of cognitive-behavioral...

Original Article

June 16, 2025

Association Between the (GT)₂₆ Allele in the GRIN2A Promoter and Opioid Use Disorder

Xiaohu Xie, Dingding Zhuang, Longhui Li, Tingting Wu, Wenwen Shen, Yue Liu, Wenjin Xu, Qingxiao Hong, Zemin Xu, Weisheng Chen, et al.

Psychiatry Investig. 2025;22(6):730-735.

Objective N-methyl-D-aspartate (NMDA) receptors are involved in the development of opioid use disorder. The (GT)n polymorphism (rs3219790) in the NMDA receptor 2A subunit gene (GRIN2A) has been proposed as a...

National Trends and Directions for Suicide Prevention Research in South Korea: A Narrative Review Ah Rah Lee, Je Young Hannah Sun, Myungjae Baik, Peter Jongho Na, Sang Min Lee, Jong-Woo Paik Psychiatry Investig. 2025;22(6):603-611. Review Article June 16, 2025 Full text PubReader ePub PDF	Comparative Analysis of Violent Crime Statistics in Korea by Mental Illness Status (2012–2022): Implications of Deinstitutionalization Cheol Park, Ju-Yeon Lee, Jae-Min Kim, Il-Seon Shin, Seunghyong Ryu, Sung-Wan Kim Psychiatry Investig. 2025;22(6):612-619. Original Article June 16, 2025 Full text PubReader ePub PDF
Exploring the Correlation of Childhood Trauma With the Behavioral Activation and Inhibition System in Major Depressive Disorder and Bipolar I and II Disorders Yoonjeong Jang, Sarah Soonji Kwon, Hyeona Yu, Daseul Lee, Joohyun Yoon, Chan Woo Lee, Yun Seong Park, Hyun A Ryoo, Yejin Park, Hyuk Joon Lee, et al. Psychiatry Investig. 2025;22(6):620-631. Original Article June 16, 2025 Full text PubReader ePub PDF Supplementary Material	Insecure Attachment, Temperament, and Character Traits Associated With Cognitive Disengagement Syndrome and Attention Deficit Hyperactivity Disorder Symptoms in Children Hasan Can Özbay, Doğa Sevinçok, Muhammed Mutlu Özbek, Hatice Aksu Psychiatry Investig. 2025;22(6):632-640. Original Article June 16, 2025 Full text PubReader ePub PDF Supplementary Material
Post-Infection Insomnia, Dysfunctional Beliefs About Sleep, and Depression in the COVID-19-Infected General Population Jaeeun Song, Seockhoon Chung Psychiatry Investig. 2025;22(6):641-649. Original Article June 16, 2025 Full text PubReader ePub PDF	Classification of Depressive Symptoms Among Bereaved Families of Sewol Ferry Disaster Victims Using Latent Profile Analysis Yu-Ri Lee, Jinhee Hyun, Sunju Sohn, Jong-Sun Lee, Hyu Jung Huh, Kyonghwa Kang Psychiatry Investig. 2025;22(6):650-659. Original Article May 27, 2025 Full text PubReader ePub PDF
Psychological Impact and Differences in Child and Adolescent Victims of Sexual Violence in South Korea: Using Data From a Sunflower Center in South Korea From 2015 to 2022 Minha Hong, Hyun-Soo Kim, Kyoung-Hoon Kim, Jiali Emily Koh, Changwoo Han, Seunghoon Lee, Jin Sun Ryu, Ah Rah Lee, Sang Min Lee Psychiatry Investig. 2025;22(6):660-667. Original Article June 16, 2025 Full text PubReader ePub PDF	A Global Perspective on Incidence and Regional Trends of Opioid Use Disorders From 1990 to 2021 Tiantian Tuo, Yupeng Chen, Danyang Wang, Jinna Liu, Yujiao Wu, Jiawen Wang Psychiatry Investig. 2025;22(6):668-677. Original Article June 16, 2025 Full text PubReader ePub PDF Supplementary Material
The Metabolic Signature of Autism Spectrum Disorders Using Dried Blood Spots at Birth Haixin Li, Yuqi Yang, Bin Yu, Yuping Zhang Psychiatry Investig. 2025;22(6):678-686. Original Article June 16, 2025 Full text PubReader ePub PDF Supplementary Material	Psychometric Properties of the Social Attribution Task and Its Relationship With Cognitive Functions Samet Çelik, Leyla Arslan, Caner Özarslan, Mehmet Mart Psychiatry Investig. 2025;22(6):687-698. Original Article June 16, 2025 Full text PubReader ePub PDF
Transcriptional Landscape and Biomarker Discovery for Endoplasmic Reticulum Stress in Alzheimer’s Disease: An Ex Vivo Study Using Patients-Derived Dermal Fibroblasts Yeojin Kim, You Jin Nam, Sunwoo Yoon, Young Joon Cho, Ho Min Song, Seongmin Kim, Donghyuk Shin, Jin Young Noh, Sun Min Lee, So Young Moon, et al. Psychiatry Investig. 2025;22(6):699-713. Original Article June 16, 2025 Full text PubReader ePub PDF Supplementary Material	Association of Game Use With Loneliness and Social Isolation: A Nationwide Korean Study Jin Young Jung, Han Mil Choi, Jin Pyo Hong, Myung Hyun Kim, Dahae Kim, So Hee Park, Bong-Jin Hahm, Ji Hyun An Psychiatry Investig. 2025;22(6):714-721. Original Article June 16, 2025 Full text PubReader ePub PDF Supplementary Material
Possible Role of Cancer-Related Dysfunctional Beliefs About Sleep and Intolerance of Uncertainty on Cognitive-Behavioral Model of the COVID-Related Hypochondriasis Among Patients With Cancer Harin Kim, Seockhoon Chung Psychiatry Investig. 2025;22(6):722-729. Original Article June 16, 2025 Full text PubReader ePub PDF Supplementary Material	Association Between the (GT)₂₆ Allele in the GRIN2A Promoter and Opioid Use Disorder Xiaohu Xie, Dingding Zhuang, Longhui Li, Tingting Wu, Wenwen Shen, Yue Liu, Wenjin Xu, Qingxiao Hong, Zemin Xu, Weisheng Chen, et al. Psychiatry Investig. 2025;22(6):730-735. Original Article June 16, 2025 Full text PubReader ePub PDF Supplementary Material