Sun Jae Jung

Sun Jae Jung
Yonsei University · Preventive medicine

29.94
 · 
MD, PhD

About

54
Publications
4,107
Reads
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254
Citations
Research Experience
March 2014 - present
Seoul National University
Position
  • Research Fellow
March 2011 - present
Seoul National University
Position
  • Research Fellow

Publications

Publications (54)
Article
Background: The association between body size, weight change and depression has not been systematically summarized, especially for underweight individuals. Aims: To conduct a systematic review and a meta-analysis to examine the association between indices of body size, weight change and depression. Method: A total of 183 studies were selected. Ful...
Article
Full-text available
Background: The relationship between tobacco smoking, including secondhand smoking, and depression has been assessed. The purpose of this study was to evaluate the association between secondhand smoking among current, former and never smokers and depressive symptoms. For secondhand smoking, gender differences and sources of exposure were examined....
Article
Full-text available
Background Spontaneous abortion (SA) affects 11.2% of recognized pregnancies in Korea. Many studies have focused on the increased risk of SA in obese populations, but there are few studies that have focused on underweight (Body mass index (BMI) <18.5 kg/m2) women, especially in relation to pre-pregnancy BMI. The aim of this study was to examine the...
Article
Full-text available
Background: Although there are plausible mechanisms of female hormones in depression, epidemiological evidence has shown conflicting results. Objective: This study aimed to evaluate the associations between female hormonal events and post- menopausal depression and further investigate the relative association between the age of menarche, the age of...
Article
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Background: Although hypotheses have been proposed regarding the biological mechanisms of hormonal fluctuations in mood disorders, few epidemiological studies have addressed this issue. The aim of this study was to examine the association between hormone-related life events and postmenopausal depression. Methods: Of 13,918 women who participated...
Article
Background: Few studies have assessed the role of vitamin D in the association between cardiovascular risk factors and cognitive function. Here, we aimed to investigate the association between cardiovascular health (CVH) and cognitive function according to vitamin D level in middle-aged Korean population. Methods: This cross-sectional study incl...
Article
Full-text available
Thirteen patients with coronavirus disease 2019 (COVID-19) visited a university hospital in Seoul before recognizing their disease infections, causing contact with 184 hospital workers. We classified the patients into four risk levels and provided corresponding management measures. At 31 days after the last event, all screening laboratory results w...
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Introduction Social isolation and loneliness are positively associated with metabolic syndrome. However, the mechanisms by which social isolation affects metabolic syndrome are not well understood. Research design and methods This study was designed as a cross-sectional study of baseline results from the Cardiovascular and Metabolic Diseases Etiol...
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Objectives: We compared the associations of 3 computed tomography (CT)-based abdominal adiposity indexes with non-alcoholic fatty liver disease (NAFLD) among middle-aged Korean men and women. Methods: The participants were 1366 men and 2480 women community-dwellers aged 30-64 years. Three abdominal adiposity indexes-visceral fat area (VFA), subc...
Article
Multiple studies have suggested that ω-3 fatty acid intake may have a protective effect on cancer risk; however, its true association with cancer risk remains controversial. We performed an umbrella review of meta-analyses to summarize and evaluate the evidence for the association between ω-3 fatty acid intake and cancer outcomes. We searched PubMe...
Article
Multiple studies have suggested that ω-3 fatty acid intake may have a protective effect on cancer risk; however, its true association with cancer risk remains controversial. We performed an umbrella review of meta-analyses to summarize and evaluate the evidence for the association between ω-3 fatty acid intake and cancer outcomes. We searched PubMe...
Preprint
Full-text available
Background: Information related to the association between cardiovascular health (CVH) level and cognitive dysfunction in the Korean population is very limited. The objective of our study was to investigate the effect of inflammatory status on the association between CVH and cognition. Methods: Data were obtained from the baseline assessments of th...
Article
Background: This study aimed to investigate the association between depression and the augmentation index (AIx), and to further investigate whether there is a difference in this association according to the patients’ inflammatory status. Methods: This study included 458 men and 815 women (mean age: 49.35 years), a community-dwelling and middle-aged...
Article
Background The heterogeneity of depressive symptoms in suicidality is poorly understood. This study examines the heterogeneous association between subfactors of depressive symptoms in suicidality. Methods The data of 5,742 participants aged 19 and older were taken from the 2014 and 2016 Korean National Health and Nutrition Examination Surveys and...
Article
Increasing evidence suggests that serum lipids are associated with depressive symptoms. However, previous studies have mostly employed a cross-sectional design and assessed middle-aged or older adult populations, making it difficult to discern the impact of lipid changes early in life on the development of depression. Accordingly, we sought to inve...
Preprint
Full-text available
Background This study explores the association between the size and intimacy of an individual’s social network with depressive symptoms, considering age diversity and age difference in the general adult population in South Korea. Methods We utilized data from a population of 2,363 in the Cardiovascular and Metabolic Disease Etiology Research Center...
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Background and objectives: Although dietary management is strongly recommended in patients with hypertension, little is known about how many manage their diet and follow the guidelines for hypertension. We investigated the prevalence of dietary management among adults with known hypertension and evaluated their compliance to the dietary guidelines...
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Objectives: Hypertension control is a major public health concern. Daily preventive practices of the affected individual are essential for controlling blood pressure (BP). We investigated the association of diet management practice, dietary quality, and BP control among Korean adults with known hypertension. Methods: We included 4107 participant...
Article
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Objectives: The relationships among discrimination, social support, and mental health have mostly been studied in minorities, and relevant studies in the general population are lacking. We aimed to investigate associations between discrimination and depressive symptoms in Korean non-minority young adults, considering the role of social support. M...
Article
Several studies have reported a positive association between psychological stress and cardiovascular diseases; however, there is scarce evidence about various aspects of life stress, including traumatic, positive, and negative events. We aimed to evaluate the association between various stressful life events and indicators of cardiovascular risk, i...
Article
Background: Depression is a known risk factor for noncompliance to medical treatment. However, it remains unclear whether comorbidities alter the relationship between depression and treatment compliance. We explored whether depression is associated with disease-specific treatment service utilization. Methods: This cross-sectional study utilized...
Article
Background: Epidemiologic studies on the association between race and alopecia areata (AA) are limited. Objective: To characterize racial differences of AA in the United States. Methods: Cross-sectional study of self-registered AA patients and noncases in the National Alopecia Areata Registry (NAAR). We evaluated odds of AA and its subtypes fo...
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We analyzed suicide mortality by occupation using administrative data from 1993 to 2016. Methods: National death records from 1993 to 2016 of the Korea National Statistical Office (KNSO) were used. Suicidal death was taken from Korean Classification of Disease codes as intentional self-harm (X60-X84) and sequelae of intentional self-harm (Y870). Oc...
Article
Objectives: We aimed to investigate the association between the use of various sedative-hypnotics and the incidence of overall and individual cancers in a large, population-based, retrospective cohort study. Methods: We selected a 5% random sample of individuals aged 50 years or older from data maintained by the Korean National Health Insurance...
Article
Full-text available
Introduction The relation between TV viewing and posttraumatic stress disorder (PTSD) is controversial; prior work focused exclusively on whether TV viewing of disaster events constitutes a traumatic stressor that causes PTSD. This study evaluates a possible bidirectional relation between PTSD and TV viewing in community-dwelling women. Methods Da...
Data
(Table A) Linear mixed models assessing change in TV viewing (hrs/wk) between 1991–2009, by time-updated trauma exposure and/or PTSD symptoms with 2 years lagging effect (n = 50,020). (Table B) Linear mixed models assessing change in TV viewing (hrs/wk), 1991–2009, by time-updated trauma exposure and/or PTSD symptoms with 2 years lagging effect exc...
Article
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Background Engaging in public health activities in the Democratic People’s Republic of Korea (DPRK, also known as North Korea) offers a means to improve population health for its citizens and the wider region. Such an engagement requires an understanding of current and future needs. Methods We conducted a systematic search of five English and eigh...
Article
Background Abnormal thyroid function is prevalent among women and has been linked to increased risk of chronic disease. Posttraumatic stress disorder (PTSD) has been linked to thyroid dysfunction in some studies; however, the results have been inconsistent. Thus, we evaluated trauma exposure and PTSD symptoms in relation to incident thyroid dysfunc...
Article
Purpose This study investigated prescriptions for sedative–hypnotics via data obtained from the Health Insurance Review and Assessment (HIRA) service. Methods Data on sedative–hypnotic prescriptions from the HIRA service of the Republic of Korea were analyzed from 2011 to 2015. We included prescriptions for subjects > 18 years of age from hospital...
Article
Study objectives: Researchers have previously reported a possible association between sedative-hypnotics and increased mortality. However, the relationship remains controversial. We investigated the association between sedative-hypnotics and mortality using a large population-based database from the Republic of Korea. Methods: We used a National...
Article
We examined the association between posttraumatic stress disorder (+PTSD) symptoms and incident premenstrual syndrome (PMS) in a longitudinal study with 14 years follow-up of 2924 women aged 27–44. Compared to women with no trauma exposure, women with trauma/PTSD were at significantly increased risk of PMS (p-trend < .001): 1) trauma/no PTSD odds r...
Article
Full-text available
There has been a growing interest in the relationship between sedative-hypnotics use and the risk of Alzheimer’s dementia (AD) risk. This study aimed to evaluate the risk of AD associated with the use of sedative-hypnotics. A retrospective cohort study was conducted with randomly selected 5% samples from ≥50 years old beneficiaries of National Heal...
Data
The list of study drugs in this study. (DOCX)
Data
The hazard ratios of all covariates on the risk of Alzheimer’s dementia. (DOCX)
Data
Hazard ratios of use of sedative-hypnotics on Alzheimer’s dementia among subjects who had insomnia. (DOCX)
Data
The hazard ratios of use of sedative-hypnotics on Alzheimer’s dementia based on dosage. (DOCX)
Article
Introduction: The association of suicide with the use of oral contraceptives (OC) is unknown in the Asian population. We aimed to evaluate the association of OC use and suicidal behavior in a nationally representative population of Korean women. Method: Of the 44,501 women who participated in the Korea National Health and Nutrition Examination S...
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Full-text available
Background: The purpose of this study was to explore the level of mental health knowledge among North Korean refugees residing in South Korea and to analyze the factors related to their attitude towards people with mental disorders. Methods: The survey was conducted on 150 people and the analysis included results from 138 participants in 2013. A mu...
Article
Introduction Abundant prescription of sedative-hypnotics has been a serious issues because of the abuse, dependence, and side effects including cognitive impairement. we expect to contribute our results to monitor the usage of sedative-hypnotics and establish a basis for reducing sedative-hypnotic abuse. Methods Data from Health Insurance Review &...
Article
Introduction Previous research suggests a possible link between sedative-hypnotics use and increased mortality. However, the relationship between sedative-hypnotics and mortality is still controversial, and large population-based studies are lacking. In current study, we investigate a relationship between sedative-hypnotics use and mortality using...
Article
Background: The association between body size, weight change and depression has not been systematically summarized, especially for underweight individuals. Aims: To conduct a systematic review and a meta-analysis to examine the association between indices of body size, weight change and depression. Method: A total of 183 studies were selected. Ful...
Article
Colorectal cancer is the fourth most common cancer in Asia. However, the trends in colorectal cancer incidence by subsite have not been analyzed across Asian countries. We used the most recent, high quality data from 6 cancer registries for two 5-year periods, 1998-2002 and 2003-2007, from Cancer Incidence in Five Continents to estimate colorectal...
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Full-text available
BACKGROUND: Although childhood adversities (CAs) are known to be associated with later suicidal behavior, it is uncertain whether the timing of specific CAs may influence this association. METHODS: We analyzed nationally representative data for 9205 participants from the Korean Welfare Panel Study. Four different CAs (parental death, parental divor...
Article
Full-text available
We aimed to investigate the differences in health screening, including medical checkups and cancer screening, between HBV carriers and non-carriers in the Republic of Korea. In the fifth Korean National Health and Nutrition Examination Survey (KNHANES V), conducted between 2010 and 2012, 17,865 persons who answered regarding their HBV-infection sta...
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We investigated the role of common genetic variation in immune-related genes on breast cancer disease-free survival (DFS) in Korean women. 107 breast cancer patients of the Seoul Breast Cancer Study (SEBCS) were selected for this study. A total of 2,432 tag single nucleotide polymorphisms (SNPs) in 283 immune-related genes were genotyped with the G...
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Purpose: This study aims to explore the effect of physical, emotional and environmental status on safety consciousness of the elderly who live alone. Methods: A total of 228 participants were the elderly living alone aged 65 years and older. Three questionnaires were developed to measure safety consciousness, physical status, and environmental stat...
Article
Full-text available
In the past, hepatitis B virus (HBV) infection was endemic in the general Korean population. The association of HBV infection with the occurrence of liver cancer has been well demonstrated in several epidemiologic studies. While the mortality rates of liver cancer in Korea have decreased steadily over the last decade, the presence of hepatitis B su...
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Full-text available
To estimate the effect of medical conditions in the population of Korea on breast cancer risk in a case-control study. The cases were 3242 women with incident, histologically confirmed breast cancer in two major hospitals interviewed between 2001 and 2007. The controls were 1818 women each admitted to either of those two hospitals for a variety of...
Article
Objective: To estimate the effect of highly prevalent medical conditions in Korean population on breast cancer risk in a large case-control study conducted in Korea. Methods: Cases were 3,358 women with incident, histologically confirmed breast cancer in two major hospitals interviewed between 2000 and 2007. Controls were 1820 women admitted to the...

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