Psychiatry Investigation

Problematic Smartphone Use Is Associated With Current and Previous Major Depressive Disorder: Su Jeong Seong, Jin Pyo Hong, Bong-Jin Hahm, Sung Man Chang, Byung-Soo Kim, Dong-Woo Lee, Seong-Jin Cho, Jong-Ik Park, Jee Eun Park, Hong Jin Jeon; Psychiatry Investig. 2025;22(7):813-820. Published online July 16, 2025; DOI: https://doi.org/10.30773/pi.2025.0011; PDF

Mediating Effect of Psychological Inflexibility, Insomnia, and Resilience on the Association Between Pain and Depression Among Patients With Chronic Pain: Hussein Makhour, Seockhoon Chung; Psychiatry Investig. 2025;22(7):806-812. Published online July 10, 2025; DOI: https://doi.org/10.30773/pi.2025.0065; PDF

Prospective Associations of Serum Tumor Necrosis Factor-Alpha and Employment on Suicidal Behaviors Over 1 Year in Depressive Patients Receiving Psychopharmacotherapy: Ha-Yeon Kim, Ju-Wan Kim, Hee-Ju Kang, Ju-Yeon Lee, Sung-Wan Kim, Il-Seon Shin, Byung Jo Chun, Min-Gon Kim, Jae-Min Kim; Psychiatry Investig. 2025;22(7):748-756. Published online July 10, 2025; DOI: https://doi.org/10.30773/pi.2025.0044; PDF

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. Published online June 16, 2025; DOI: https://doi.org/10.30773/pi.2024.0342; Full text PubReader ePub PDF

Network Structure of Depression and Anxiety Symptoms in Older Asian Patients With Depressive Disorders: Findings From REAP-AD3: Seon-Cheol Park, Kiwon Kim, Jeongsoo Park, Sun Choi, Seonhwa Lee, Seungwon Cho, Eunkyung Kim, Tian-Mei Si, Roy Abraham Kallivayalil, Andi J. Tanra, Amir Hossein Jalali Nadoushan, Kok Yoon Chee, Afzal Javed, Kang Sim, Pornjira Pariwatcharakul, Takahiro A. Kato, Shih-Ku Lin, Naotaka Shinfuku, Norman Sartorius; Psychiatry Investig. 2025;22(5):552-563. Published online May 15, 2025; DOI: https://doi.org/10.30773/pi.2025.0033; Full text PubReader ePub PDF Supplementary Materials

Development and Validation of an Online Intervention Program to Augment Psychological Resilience: A Randomized Waitlist-Controlled Trial: Sang Won Lee, Jihyun Nam; Psychiatry Investig. 2025;22(5):542-551. Published online May 15, 2025; DOI: https://doi.org/10.30773/pi.2024.0319; Full text PubReader ePub PDF Supplementary Materials

Emotional Abuse and Neglect, Depression: A Moderated Mediation Model of Neuroticism and Psychological Resilience: Yueyang Hu, Junsong Fei, Jingyi Yue, Ren Gao, Qianqian Song, Xixi Zhao, Songli Mei; Psychiatry Investig. 2025;22(4):389-396. Published online April 11, 2025; DOI: https://doi.org/10.30773/pi.2024.0108; Full text PubReader ePub PDF Supplementary Materials

The Clinical Utility of Biomarkers in Diagnosing Major Depressive Disorder in Adults: A Systematic Review of Literature From 2013 to 2023: Shi-han Ang, Roger C. Ho, Roger S. McIntyre, Zhisong Zhang, Soon-kiat Chang, Kayla M. Teopiz, Cyrus SH Ho; Psychiatry Investig. 2025;22(4):341-356. Published online April 11, 2025; DOI: https://doi.org/10.30773/pi.2024.0152; Full text PubReader ePub PDF Supplementary Materials

Cognitive Emotion Regulation and Its Impact on Sexual Function, Body Image, and Depression in Breast Cancer Survivors: Begüm Yıldırım Cinek, Melike Pekyürek Varan, Gökhan Yaprak, Merih Altıntaş; Psychiatry Investig. 2025;22(3):330-339. Published online March 18, 2025; DOI: https://doi.org/10.30773/pi.2024.0349; Full text PubReader ePub PDF

Mediating Role of Resilience in the Relationships Between Objective Physical Activity With Depression and Stress Among Nurses in Türkiye: Tuğba Mutlu Bozkurt, Mehmet Ali Öztürk; Psychiatry Investig. 2025;22(3):311-319. Published online March 18, 2025; DOI: https://doi.org/10.30773/pi.2024.0245; Full text PubReader ePub PDF

Development of the Korean Version of the Meaning in Life Scale for Cancer Patients: Namgu Kang, Hae-Yeon Yun, Young Ae Kim, Hye Yoon Park, Jong-Heun Kim, Sun Mi Kim, Eun-Seung Yu; Psychiatry Investig. 2025;22(3):258-266. Published online March 18, 2025; DOI: https://doi.org/10.30773/pi.2024.0236; Full text PubReader ePub PDF Supplementary Materials

Comparison of Suicide Completion Rate in Korean Students Pre- and Post-COVID-19 Pandemics: Kyungjin Lee, Boram Nam, Kyoil Seo, Eunkyung Jo, Seohyun Kim, Deokyong Shin, Aeju Kim, Youngil Jeong, Yeni Kim; Psychiatry Investig. 2025;22(2):204-211. Published online February 17, 2025; DOI: https://doi.org/10.30773/pi.2024.0242; Full text PubReader ePub PDF

Machine Learning Models to Identify Individuals With Imminent Suicide Risk Using a Wearable Device: A Pilot Study: Jumyung Um, Jongsu Park, Dong Eun Lee, Jae Eun Ahn, Ji Hyun Baek; Psychiatry Investig. 2025;22(2):156-166. Published online February 17, 2025; DOI: https://doi.org/10.30773/pi.2024.0257
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Differences Between Adolescent Depression and Healthy Controls in Biomarkers Associated With Immune or Inflammatory Processes: A Systematic Review and Meta-Analysis: Jiao Li, Yan Zhang, Ning Yang, Jing Du, Pule Liu, Wenchong Dai, Qiangli Dong; Psychiatry Investig. 2025;22(2):119-129. Published online February 17, 2025; DOI: https://doi.org/10.30773/pi.2024.0295; Full text PubReader ePub PDF Supplementary Materials

Psychological Inflexibility, Cognitive Fusion, and Thought–Action Fusion as a Transdiagnostic Construct: Direct Comparisons Among Major Depressive Disorder, Obsessive–Compulsive Disorder, and Healthy Controls: Sang Won Lee, Seung Jae Lee, Mina Choi; Psychiatry Investig. 2025;22(1):93-101. Published online January 15, 2025; DOI: https://doi.org/10.30773/pi.2024.0209; Full text PubReader ePub PDF

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