Psychiatry Investigation

Modest Improvement of Untreated Severe Sleep-Disordered Breathing in the Middle-Aged and Elderly: Hong Jun Jeon, Young Rong Bang, Soyeon Jeon, Tae Young Lee, Hye Youn Park, In-Young Yoon; Psychiatry Investig. 2017;14(5):662-668. Published online September 11, 2017; DOI: https://doi.org/10.4306/pi.2017.14.5.662
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Differential Effects of Obesity on Obstructive Sleep Apnea Syndrome according to Age: Yu-Jin G. Lee, Yu Jin Lee, Do-Un Jeong; Psychiatry Investig. 2017;14(5):656-661. Published online September 11, 2017; DOI: https://doi.org/10.4306/pi.2017.14.5.656
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Transdermal Nicotine Patch Effects on EEG Power Spectra and Heart Rate Variability During Sleep of Healthy Male Adults: Jong-Bae Choi, Yu-Jin G. Lee, Do-Un Jeong; Psychiatry Investig. 2017;14(4):499-505. Published online July 11, 2017; DOI: https://doi.org/10.4306/pi.2017.14.4.499
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Preliminary Study on Quantitative Sleep EEG Characteristics in Patients with Schizophrenia: Seong Min Oh, Yu Jin Lee, Jong Won Kim, Jae Won Choi, Do-Un Jeong; Psychiatry Investig. 2017;14(2):219-225. Published online March 6, 2017; DOI: https://doi.org/10.4306/pi.2017.14.2.219
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Comparison of Wearable Activity Tracker with Actigraphy for Sleep Evaluation and Circadian Rest-Activity Rhythm Measurement in Healthy Young Adults: Hyun-Ah Lee, Heon-Jeong Lee, Joung-Ho Moon, Taek Lee, Min-Gwan Kim, Hoh In, Chul-Hyun Cho, Leen Kim; Psychiatry Investig. 2017;14(2):179-185. Published online March 6, 2017; DOI: https://doi.org/10.4306/pi.2017.14.2.179
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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
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Depressed REM Sleep Behavior Disorder Patients Are Less Likely to Recall Enacted Dreams than Non-Depressed Ones: Hyeong Gon Lee, Jae Won Choi, Yu Jin Lee, Do-Un Jeong; Psychiatry Investig. 2016;13(2):227-231. Published online March 23, 2016; DOI: https://doi.org/10.4306/pi.2016.13.2.227
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Sleep EEG Characteristics in Young and Elderly Patients with Obstructive Sleep Apnea Syndrome: Yu Jin Lee, Jong Won Kim, Yu-Jin G. Lee, Do-Un Jeong; Psychiatry Investig. 2016;13(2):217-221. Published online March 23, 2016; DOI: https://doi.org/10.4306/pi.2016.13.2.217
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Sleep Irregularity in the Previous Week Influences the First-Night Effect in Polysomnographic Studies: Da-Hye Lee, Chul-Hyun Cho, Changsu Han, Ki-Nam Bok, Jung Ho Moon, Eunil Lee, Heon-Jeong Lee, Leen Kim; Psychiatry Investig. 2016;13(2):203-209. Published online March 23, 2016; DOI: https://doi.org/10.4306/pi.2016.13.2.203
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A Comparison of Personality Characteristics and Psychiatric Symptomatology between Upper Airway Resistance Syndrome and Obstructive Sleep Apnea Syndrome: Soo-Jung So, Heon-Jeong Lee, Seung-Gul Kang, Chul-Hyun Cho, Ho-Kyoung Yoon, Leen Kim; Psychiatry Investig. 2015;12(2):183-189. Published online February 2, 2015; DOI: https://doi.org/10.4306/pi.2015.12.2.183
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Wake Up Time, Light, and Mood in a Population Sample Age 40-64 Years: Takuro Endo, Daniel F. Kripke, Sonia Ancoli-Israel; Psychiatry Investig. 2015;12(2):177-182. Published online December 12, 2014; DOI: https://doi.org/10.4306/pi.2015.12.2.177
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Circadian Polymorphisms in Night Owls, in Bipolars, and in Non-24-Hour Sleep Cycles: Daniel F. Kripke, Walter T. Klimecki, Caroline M. Nievergelt, Katharine M. Rex, Sarah S. Murray, Tatyana Shekhtman, Gregory J. Tranah, Richard T. Loving, Heon-Jeong Lee, Min Kyu Rhee, Farhad F. Shadan, J. Steven Poceta, Shazia M. Jamil, Lawrence E. Kline, John R. Kelsoe; Psychiatry Investig. 2014;11(4):345-362. Published online October 20, 2014; DOI: https://doi.org/10.4306/pi.2014.11.4.345
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Feeling Refreshed by Sleep Can Predict Psychological Wellbeing Assessed Using the General Health Questionnaire in Male Workers: A 3-Year Follow-Up Study: Tomoyuki Kawada; Psychiatry Investig. 2012;9(4):418-421. Published online November 14, 2012; DOI: https://doi.org/10.4306/pi.2012.9.4.418
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Evaluation of Two Circadian Rhythm Questionnaires for Screening for the Delayed Sleep Phase Disorder: Min Kyu Rhee, Heon-Jeong Lee, Katharine M. Rex, Daniel F. Kripke; Psychiatry Investig. 2012;9(3):236-244. Published online September 6, 2012; DOI: https://doi.org/10.4306/pi.2012.9.3.236
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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
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