Search Results - "Um, Yoo Hyun"

Automated quantification of amyloid positron emission tomography: a comparison of PMOD and MIMneuro by Choi, Woo Hee, Um, Yoo Hyun, Jung, Won Sang, Kim, Sung Hoon

“…Objective The aim of this study was to examine and compare two automated quantitative software tools (PMOD and MIMneuro) for the quantification of amyloid…”
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Obstructive Sleep Apnea and α-Synucleinopathies: Nationwide Analysis From South Korea’s Healthcare Database by Song, Chaeyoung, Oh, Jihye, Kim, Young-Chan, Um, Yoo-Hyun, Kim, Tae-Won, Seo, Ho-Jun, Jeong, Jong-Hyun, Hong, Seung-Chul

“…Background and Objective The complex relationship between obstructive sleep apnea (OSA) and neurodegenerative diseases is increasingly being recognized. This…”
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Korean Clinical Practice Guideline for the Diagnosis and Treatment of Insomnia in Adults by Choi, Hayun, Youn, Soyoung, Um, Yoo Hyun, Kim, Tae Won, Ju, Gawon, Lee, Hyuk Joo, Lee, Chungsuk, Lee, Sang Don, Bae, Kyungyeol, Kim, Seong Jae, Lee, Ji Hyun, Kim, Tae, Chung, Seockhoon

“…Objective We aim to present a clinical guideline for the diagnosis and treatment of insomnia in adults by reviewing and integrating existing clinical…”
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Association Between Age and Sleep Quality: Findings From a Community Health Survey by Kim, Minjung, Um, Yoo-Hyun, Kim, Tae-Won, Kim, Sung-Min, Seo, Ho-Jun, Jeong, Jong-Hyun, Lee, Jihyung, Kim, Suhyung, Cho, In Hee, Kim, Suk-Young, Hong, Seung-Chul

“…Background and Objective This study aimed to investigate the changes in sleep quality with increasing age and the effect of age on the components of the…”
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Patient Health Questionnaire-9, Body Mass Index, Household Income According to Sleep Duration: Findings From a Community Health Survey by Lee, Jihyung, Um, Yoo Hyun, Jeong, Jong-Hyun, Seo, Ho Jun, Kim, Young-Chan, Yoon, Sung Hoon, Kim, Suk-Young, Kim, Tae-Won, Hong, Seung-Chul

“…Background and Objective Research on the relationship between sleep duration and Patient Health Questionnaire-9 (PHQ-9), body mass index (BMI), and income in…”
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Nocturia and Sleep: Focus on Common Comorbidities and Their Association with Obstructive Sleep Apnea by Um, Yoo Hyun, Oh, Ji-Hye, Kim, Tae-Won, Seo, Ho-Jun, Kim, Sung-Min, Chung, Jun-Soo, Jeong, Jong-Hyun, Hong, Seung-Chul

“…Nocturia is a frequently encountered complaint in patients visiting sleep clinics. Nocturia and its detrimental effect on sleep continuity and quality have…”
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Narcolepsy is associated with an increased risk of HLA-related autoimmune diseases: Evidence from a nationwide healthcare system data in South Korea by Oh, Jihye, Cho, Eunhae, Um, Yoo-Hyun, Oh, Sei Hoon, Hong, Seung-Chul

“…To determine the incidence rate of narcolepsy in South Korea and closely examine the relationship between narcolepsy, which is believed to be an autoimmune…”
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Possible cultural effects on the increments of somatic symptoms in subjectively resilient depressed patients by Um, Yoo-Hyun, Huh, Hyu-Jung, Kim, Sun-Young, Chae, Jeong-Ho

“…Introduction While previous literatures have provided substantial evidence on the burden of somatic symptoms and the prognostic value of resilience in the…”
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Orexin and Alzheimer’s Disease: A New Perspective by Um, Yoo Hyun, Lim, Hyun Kook

“…Orexin’s role in human cognition has recently been emphasized and emerging evidences indicate its close relationship with Alzheimer’s disease (AD). This review…”
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Effects of transcranial direct current stimulation on cognition in MCI with Alzheimer's disease risk factors using Bayesian analysis by Kang, Dong Woo, Wang, Sheng-Min, Um, Yoo Hyun, Kim, Sunghwan, Kim, TaeYeong, Kim, Donghyeon, Lee, Chang Uk, Lim, Hyun Kook

“…Despite the growing interest in precision medicine-based therapies for Alzheimer's disease (AD), little research has been conducted on how individual AD risk…”
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Late-life depression, subjective cognitive decline, and their additive risk in incidence of dementia: A nationwide longitudinal study by Wang, Sheng-Min, Han, Kyung-do, Kim, Nak-Young, Um, Yoo Hyun, Kang, Dong-Woo, Na, Hae-Ran, Lee, Chang-Uk, Lim, Hyun Kook

“…Late-life depression and subjective cognitive decline (SCD) are significant risk factors for dementia. However, studies with a large sample size are needed to…”
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A Comparative Analysis of Two Automated Quantification Methods for Regional Cerebral Amyloid Retention: PET-Only and PET-and-MRI-Based Methods by Kim, Sunghwan, Wang, Sheng-Min, Kang, Dong Woo, Um, Yoo Hyun, Han, Eun Ji, Park, Sonya Youngju, Ha, Seunggyun, Choe, Yeong Sim, Kim, Hye Weon, Kim, Regina Ey, Kim, Donghyeon, Lee, Chang Uk, Lim, Hyun Kook

“…Accurate quantification of amyloid positron emission tomography (PET) is essential for early detection of and intervention in Alzheimer's disease (AD) but…”
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Cognitive Normal Older Adults with APOE-2 Allele Show a Distinctive Functional Connectivity Pattern in Response to Cerebral Aβ Deposition by Wang, Sheng-Min, Kang, Dong Woo, Um, Yoo Hyun, Kim, Sunghwan, Kim, Regina E Y, Kim, Donghyeon, Lee, Chang Uk, Lim, Hyun Kook

“…The ε2 allele of apolipoprotein E (ε2) has neuroprotective effects against beta-amyloid (Aβ) pathology in Alzheimer's disease (AD). However, its impact on the…”
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Sex-Related Disparities in the Resting State Functional Connectivity of the Locus Coeruelus and Salience Network in Preclinical Alzheimer’s Disease by Um, Yoo Hyun, Wang, Sheng-Min, Kang, Dong Woo, Kim, Sunghwan, Lee, Chang Uk, Kim, Donghyeon, Choe, Yeong Sim, Kim, Regina E. Y, Lee, Soyoung, Lim, Hyun Kook

“…Recent studies have demonstrated the pivotal role of locus coeruleus (LC) and salience network (SN) resting state functional connectivity (rsFC) changes in the…”
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Impact of multiple infections on risk of incident dementia according to subjective cognitive decline status: a nationwide population-based cohort study by Lee, Jung-Won, Kim, Mina, Kim, Hoseob, Kim, Sunghwan, Um, Yoo Hyun, Wang, Sheng-Min, Lim, Hyun Kook, Lee, Chang Uk, Kang, Dong Woo

“…The interrelation between infections, subjective cognitive decline (SCD), and dementia development is recognized, but not fully understood. This study explored…”
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Transcranial direct current stimulation and neuronal functional connectivity in MCI: role of individual factors associated to AD by Kang, Dong Woo, Wang, Sheng-Min, Um, Yoo Hyun, Kim, Sunghwan, Kim, TaeYeong, Kim, Donghyeon, Lee, Chang Uk, Lim, Hyun Kook

“…Alzheimer's disease (AD) encompasses a spectrum that may progress from mild cognitive impairment (MCI) to full dementia, characterized by amyloid-beta and tau…”
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Differences in Electroencephalography Power and Asymmetry at Frontal Region in Young Adults with Attention-deficit/hyperactivity Disorder: A Quantitative Electroencephalography Study by Yoon, Sung-Hoon, Oh, Jihye, Um, Yoo Hyun, Seo, Ho Jun, Hong, Seung Chul, Kim, Tae Won, Jeong, Jong-Hyun

“…: Diagnosing attention-deficit/hyperactivity disorder (ADHD) in adults is often hard. This study aimed to determine differences in absolute EEG power and…”
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Plasma oligomer beta-amyloid is associated with disease severity and cerebral amyloid deposition in Alzheimer's disease spectrum by Wang, Sheng-Min, Kang, Dong Woo, Um, Yoo Hyun, Kim, Sunghwan, Lee, Chang Uk, Scheltens, Philip, Lim, Hyun Kook

“…Multimer detection system-oligomeric amyloid-β (MDS-OAβ) is a measure of plasma OAβ, which is associated with Alzheimer's disease (AD) pathology. However, the…”
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Psychometric Properties of the Insomnia Severity Index and Its Comparison With the Shortened Versions Among the General Population by Chung, Seockhoon, Ahmed, Oli, Cho, Eulah, Bang, Young Rong, Ahn, Junseok, Choi, Hayun, Um, Yoo Hyun, Choi, Jae-Won, Kim, Seong Jae, Jeon, Hong Jun

“…The aim of this study was to explore the psychometric properties of the Insomnia Severity Index (ISI) based on modern test theory, such as item response theory…”
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Higher Fat-Related Body Composition Measurement and Lower Resting-State Inter-Network Functional Connectivity of APOE ε4 Carrier in Mild Cognitive Impairment Patients With Aβ Deposition by Choi, In Hyeok, Wang, Sheng-Min, Um, Yoo Hyun, Lim, Hyun Kook, Lee, Chang Uk, Kang, Dong Woo

“…We aimed to evaluate the impact of interaction between APOE ε4 carrier status and body composition measurements on intra- and inter-regional functional…”
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