Psychiatry Investigation

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Seung-Ho Ryu

20 Articles

Network Analysis Revealed the Role of Helplessness as a Central Feature Among Late-Life Depressive Symptoms in Patients With Mild Cognitive Impairment and Early Stage Dementia: Sumin Hong, Eun Jung Cha, Yeonsil Moon, Seung-Ho Ryu, Hong Jun Jeon; Psychiatry Investig. 2024;21(4):371-379. Published online April 23, 2024; DOI: https://doi.org/10.30773/pi.2023.0259; Full text PubReader ePub PDF Supplementary Materials

Temperament Clusters in Patients With Panic Disorder in Relation to Character Maturity: Seolmin Kim, Sumin Hong, Doo-Heum Park, Seung-Ho Ryu, Jee Hyun Ha, Hong Jun Jeon; Psychiatry Investig. 2024;21(2):174-180. Published online February 22, 2024; DOI: https://doi.org/10.30773/pi.2023.0142; Full text PubReader ePub PDF

Predictors of Psychiatric Outpatient Adherence after an Emergency Room Visit for a Suicide Attempt: Jin Shin, Seungbeom Yang, Doo-Heum Park, Seung-Ho Ryu, Jee Hyun Ha, Jong Won Kim, Hong Jun Jeon; Psychiatry Investig. 2020;17(9):896-901. Published online September 9, 2020; DOI: https://doi.org/10.30773/pi.2020.0130
Web of Science 3 Crossref 3; Full text PubReader ePub PDF

Driving-Related Adverse Events in the Elderly Men: A Population-Based Prospective Cohort Study: Jae Sung Kim, Jong Bin Bae, Kyuhee Han, Jong Woo Hong, Ji Hyun Han, Tae Hui Kim, Kyung Phil Kwak, Kayoung Kim, Bong Jo Kim, Shin Gyeom Kim, Jeong Lan Kim, Tae Hyun Kim, Seok Woo Moon, Jae Young Park, Joon Hyuk Park, Seonjeong Byun, Seung Wan Suh, Ji Young Seo, Yoonseop So, Seung-Ho Ryu, Jong Chul Youn, Kyoung Hwan Lee, Dong Young Lee, Dong-Woo Lee, Seok Bum Lee, Jung Jae Lee, Ju Ri Lee, Hyeon Jeong, Hyun-Ghang Jeong, Jin Hyeong Jhoo, Ji Won Han, Ki Woong Kim; Psychiatry Investig. 2020;17(8):744-750. Published online July 21, 2020; DOI: https://doi.org/10.30773/pi.2019.0219
Web of Science 1 Crossref 1; Full text PubReader ePub PDF

Low Diastolic Blood Pressure and Cognitive Decline in Korean Elderly People: The Korean Longitudinal Study on Cognitive Aging and Dementia: Dongyun Lee, Bong-Jo Kim, Ji Won Han, Tae Hui Kim, Kyung Phil Kwak, Kayoung Kim, Shin Gyeom Kim, Jeong Lan Kim, Tae Hyun Kim, Seok Woo Moon, Jae Young Park, Joon Hyuk Park, Seonjeong Byun, Seung Wan Suh, Ji Young Seo, Yoonseop So, Seung-Ho Ryu, Jong Chul Youn, Kyoung Hwan Lee, Dong Young Lee, Dong Woo Lee, Seok Bum Lee, Jung Jae Lee, Ju Ri Lee, Hyeon Jeong, Hyun-Ghang Jeong, Jin Hyeong Jhoo, Kyuhee Han, Jong Woo Hong, Jong Bin Bae, Ki Woong Kim; Psychiatry Investig. 2020;17(1):21-28. Published online January 25, 2020; DOI: https://doi.org/10.30773/pi.2019.0105
Web of Science 3 Crossref 4; Full text PubReader ePub PDF

Anhedonia and Dysphoria Are Differentially Associated with the Risk of Dementia in the Cognitively Normal Elderly Individuals: A Prospective Cohort Study: Ju Ri Lee, Seung Wan Suh, Ji Won Han, Seonjeong Byun, Soon Jai Kwon, Kyoung Hwan Lee, Kyung Phil Kwak, Bong Jo Kim, Shin Gyeom Kim, Jeong Lan Kim, Tae Hui Kim, Seung-Ho Ryu, Seok Woo Moon, Joon Hyuk Park, Dong-Woo Lee, Jong Chul Youn, Dong Young Lee, Seok Bum Lee, Jung Jae Lee, Jin Hyeong Jhoo, Ki Woong Kim; Psychiatry Investig. 2019;16(8):575-580. Published online August 21, 2019; DOI: https://doi.org/10.30773/pi.2019.06.07
Web of Science 7 Crossref 7; Full text PubReader ePub PDF

Mature Defense Mechanisms Affect Successful Adjustment in Young Adulthood-Adjustment to Military Service in South Korea: Ji-Won Nam, Jee Hyun Ha, Eunkyung Choi, Doo-Heum Park, Seung-Ho Ryu; Psychiatry Investig. 2019;16(7):484-490. Published online July 25, 2019; DOI: https://doi.org/10.30773/pi.2018.11.07
Web of Science 5 Crossref 6; Full text PubReader ePub PDF

Normal-But-Low Serum Folate Levels and the Risks for Cognitive Impairment: Soomin Jang, Ji Won Han, Jiyoon Shin, Tae Hui Kim, Kyung Phil Kwak, Kayoung Kim, Bong Jo Kim, Shin Gyeom Kim, Jeong Lan Kim, Tae Hyun Kim, Seok Woo Moon, Jae Young Park, Joon Hyuk Park, Seonjeong Byun, Seung Wan Suh, Jiyeong Seo, Yoonseop So, Seung-Ho Ryu, Jong Chul Youn, Kyoung Hwan Lee, Dong Young Lee, Dong Woo Lee, Seok Bum Lee, Jung Jae Lee, Ju Ri Lee, Hyeon Jeong, Hyun-Ghang Jeong, Jin Hyeong Jhoo, Kyuhee Han, Jong Woo Hong, Ki Woong Kim; Psychiatry Investig. 2019;16(7):532-538. Published online July 25, 2019; DOI: https://doi.org/10.30773/pi.2019.05.29
Web of Science 10 Crossref 8; Full text PubReader ePub PDF

Reversed Hand Movement during Sleep in Patients with Obstructive Sleep Apnea: Hong Jun Jeon, Jee Hyun Ha, Seung-Ho Ryu, Jaehak Yu, Doo-Heum Park; Psychiatry Investig. 2018;15(9):884-890. Published online September 5, 2018; DOI: https://doi.org/10.30773/pi.2018.08.07.1
Web of Science 1 Crossref 1; Full text PubReader ePub PDF

Overview of the Korean Longitudinal Study on Cognitive Aging and Dementia: Ji Won Han, Tae Hui Kim, Kyung Phil Kwak, Kayoung Kim, Bong Jo Kim, Shin Gyeom Kim, Jeong Lan Kim, Tae Hyun Kim, Seok Woo Moon, Jae Young Park, Joon Hyuk Park, Seonjeong Byun, Seung Wan Suh, Ji Young Seo, Yoonseop So, Seung-Ho Ryu, Jong Chul Youn, Kyoung Hwan Lee, Dong Young Lee, Dong Woo Lee, Seok Bum Lee, Jung Jae Lee, Ju Ri Lee, Hyeon Jeong, Hyun-Ghang Jeong, Jin Hyeong Jhoo, Kyuhee Han, Jong Woo Hong, Ki Woong Kim; Psychiatry Investig. 2018;15(8):767-774. Published online August 9, 2018; DOI: https://doi.org/10.30773/pi.2018.06.02
Web of Science 85 Crossref 88; Full text PubReader ePub PDF

Prevalence and Risk Factors of Abusive Behaviors in the Caregivers of People with Dementia in Korea: Taehyun Kim, Hyeon Jeong, Ji Won Han, Kyung Phil Kwak, Bong-Jo Kim, Shin-Kyeom Kim, Jeong Lan Kim, Tae Hui Kim, Seung-Ho Ryu, Seok Woo Moon, Jae Young Park, Joon Hyuk Park, Jae Nam Bae, Jong Chul Youn, Dong Young Lee, Dong Woo Lee, Seok Bum Lee, Jung Jae Lee, Jin Hyeong Jhoo, Jungwon Lee, Ki Woong Kim; Psychiatry Investig. 2018;15(7):677-686. Published online July 4, 2018; DOI: https://doi.org/10.30773/pi.2018.04.23
Crossref 7; Full text PubReader ePub PDF Supplementary Materials

Korean Brain Aging Study for the Early Diagnosis and Prediction of Alzheimer's Disease: Methodology and Baseline Sample Characteristics: Min Soo Byun, Dahyun Yi, Jun Ho Lee, Young Min Choe, Bo Kyung Sohn, Jun-Young Lee, Hyo Jung Choi, Hyewon Baek, Yu Kyeong Kim, Yun-Sang Lee, Chul-Ho Sohn, Inhee Mook-Jung, Murim Choi, Yu Jin Lee, Dong Woo Lee, Seung-Ho Ryu, Shin Gyeom Kim, Jee Wook Kim, Jong Inn Woo, Dong Young Lee; Psychiatry Investig. 2017;14(6):851-863. Published online November 7, 2017; DOI: https://doi.org/10.4306/pi.2017.14.6.851
Crossref 65; Full text PubReader PDF Supplementary Materials

Incidence and Course of Depression in Patients with Alzheimer's Disease: Seung-Ho Ryu, Han-Yong Jung, Kang Joon Lee, Seok Woo Moon, Dong Woo Lee, Narei Hong, Baik Seok Kee, Do Hoon Kim, Changsu Han, Chang Uk Lee; Psychiatry Investig. 2017;14(3):271-280. Published online May 16, 2017; DOI: https://doi.org/10.4306/pi.2017.14.3.271
Crossref 14; Full text PubReader PDF

The Severity of Sleep Disordered Breathing Induces Different Decrease in the Oxygen Saturation During Rapid Eye Movement and Non-Rapid Eye Movement Sleep: Eunkyung Choi, Doo-Heum Park, Jae-hak Yu, Seung-Ho Ryu, Ji-Hyeon Ha; Psychiatry Investig. 2016;13(6):652-658. Published online November 24, 2016; DOI: https://doi.org/10.4306/pi.2016.13.6.652
Crossref 13; Full text PubReader PDF

Normative Study of the Literacy Independent Cognitive Assessment in Illiterate and Literate Elderly Koreans: Seung-Gul Kang, Seong-Jin Cho, Seung-Ho Ryu, Seong Hye Choi, Seol-Heui Han, Yong S. Shim, Kwang-Pil Ko, Jee H. Jeong, Jun-Young Lee, Dong Woo Lee; Psychiatry Investig. 2015;12(3):305-315. Published online May 21, 2015; DOI: https://doi.org/10.4306/pi.2015.12.3.305
Crossref 6; Full text PubReader PDF

Literacy Independent Cognitive Assessment: Assessing Mild Cognitive Impairment in Older Adults with Low Literacy Skills: YongSoo Shim, Hui Jin Ryu, Dong Woo Lee, Jun-Young Lee, Jee Hyang Jeong, Seong Hye Choi, Seol-Heui Han, Seung-Ho Ryu; Psychiatry Investig. 2015;12(3):341-348. Published online July 6, 2015; DOI: https://doi.org/10.4306/pi.2015.12.3.341
Crossref 11; Full text PubReader PDF

A Normative Study of the Disability Assessment for Dementia in Community-Dwelling Elderly Koreans: Jin Hyeong Jhoo, Yeon Kyung Chi, Hyo Jung Choi, Ji Won Han, Tae Hui Kim, Jung Jae Lee, Seok Bum Lee, Joon Hyuk Park, Jong Chul Youn, Jeong Lan Kim, Seung-Ho Ryu, Dong Young Lee, Ki Woong Kim; Psychiatry Investig. 2014;11(4):446-453. Published online October 20, 2014; DOI: https://doi.org/10.4306/pi.2014.11.4.446
Crossref 5; Full text PubReader PDF

The Effect of Aging and Severity of Sleep Apnea on Heart Rate Variability Indices in Obstructive Sleep Apnea Syndrome: Man-Kyu Song, Jee Hyun Ha, Seung-Ho Ryu, Jaehak Yu, Doo-Heum Park; Psychiatry Investig. 2012;9(1):65-72. Published online January 25, 2012; DOI: https://doi.org/10.4306/pi.2012.9.1.65
Crossref 23; Full text PubReader PDF

Multistrategic Memory Training with the Metamemory Concept in Healthy Older Adults: Jung-Hae Youn, Jun-Young Lee, Seolmin Kim, Seung-Ho Ryu; Psychiatry Investig. 2011;8(4):354-361. Published online November 3, 2011; DOI: https://doi.org/10.4306/pi.2011.8.4.354
Crossref 24; Full text PubReader PDF

Onset of Manic Episode during Chemotherapy with 5-Fluorouracil: Jee Hyun Ha, Dae-Yong Hwang, Jaehak Yu, Doo-Heum Park, Seung-Ho Ryu; Psychiatry Investig. 2011;8(1):71-73. Published online February 25, 2011; DOI: https://doi.org/10.4306/pi.2011.8.1.71
Crossref 10; Full text PubReader PDF