1.Cohort profile: a nationwide retrospective cohort of mortality in people living with HIV in Korea, 1985-2020
Taeyoung KIM ; Yoonhee JUNG ; Koun KIM ; Jung Wan PARK ; Jeonghee YU ; Sung-il CHO
Epidemiology and Health 2025;47(1):e2025002-
The increasing number of people living with human immunodeficiency virus (HIV) in Korea has prompted interest in using the national surveillance system as a database for studying their health. To investigate the relationships between socio-demographic and epidemiological characteristics and mortality rates, a nationwide retrospective cohort was formed by integrating surveillance data with the Cause of Death Statistics from Statistics Korea. This integration included incidence reports, epidemiological investigations, and death reports from the surveillance data, enriched with detailed mortality information from the Cause of Death data. The cohort comprised 17,199 adult Korean individuals diagnosed with HIV infection from 1985 to 2020. By the end of 2020, 2,721 of these individuals were confirmed deceased. The sex ratio of the study participants was 14.3:1.0 (male to female), with 78.2% being under 50 years old at the time of diagnosis. Sexual contact was identified as the primary transmission route, accounting for 75.7% of cases. HIV disease emerged as the predominant cause of death, representing two-thirds (1,817 of 2,721) of the fatalities, followed by injuries and trauma, malignancies, and cardiovascular diseases. Recommendations for further cohort studies may be submitted to the Korea Disease Control and Prevention Agency.
2.Cohort profile: a nationwide retrospective cohort of mortality in people living with HIV in Korea, 1985-2020
Taeyoung KIM ; Yoonhee JUNG ; Koun KIM ; Jung Wan PARK ; Jeonghee YU ; Sung-il CHO
Epidemiology and Health 2025;47(1):e2025002-
The increasing number of people living with human immunodeficiency virus (HIV) in Korea has prompted interest in using the national surveillance system as a database for studying their health. To investigate the relationships between socio-demographic and epidemiological characteristics and mortality rates, a nationwide retrospective cohort was formed by integrating surveillance data with the Cause of Death Statistics from Statistics Korea. This integration included incidence reports, epidemiological investigations, and death reports from the surveillance data, enriched with detailed mortality information from the Cause of Death data. The cohort comprised 17,199 adult Korean individuals diagnosed with HIV infection from 1985 to 2020. By the end of 2020, 2,721 of these individuals were confirmed deceased. The sex ratio of the study participants was 14.3:1.0 (male to female), with 78.2% being under 50 years old at the time of diagnosis. Sexual contact was identified as the primary transmission route, accounting for 75.7% of cases. HIV disease emerged as the predominant cause of death, representing two-thirds (1,817 of 2,721) of the fatalities, followed by injuries and trauma, malignancies, and cardiovascular diseases. Recommendations for further cohort studies may be submitted to the Korea Disease Control and Prevention Agency.
3.Cohort profile: a nationwide retrospective cohort of mortality in people living with HIV in Korea, 1985-2020
Taeyoung KIM ; Yoonhee JUNG ; Koun KIM ; Jung Wan PARK ; Jeonghee YU ; Sung-il CHO
Epidemiology and Health 2025;47(1):e2025002-
The increasing number of people living with human immunodeficiency virus (HIV) in Korea has prompted interest in using the national surveillance system as a database for studying their health. To investigate the relationships between socio-demographic and epidemiological characteristics and mortality rates, a nationwide retrospective cohort was formed by integrating surveillance data with the Cause of Death Statistics from Statistics Korea. This integration included incidence reports, epidemiological investigations, and death reports from the surveillance data, enriched with detailed mortality information from the Cause of Death data. The cohort comprised 17,199 adult Korean individuals diagnosed with HIV infection from 1985 to 2020. By the end of 2020, 2,721 of these individuals were confirmed deceased. The sex ratio of the study participants was 14.3:1.0 (male to female), with 78.2% being under 50 years old at the time of diagnosis. Sexual contact was identified as the primary transmission route, accounting for 75.7% of cases. HIV disease emerged as the predominant cause of death, representing two-thirds (1,817 of 2,721) of the fatalities, followed by injuries and trauma, malignancies, and cardiovascular diseases. Recommendations for further cohort studies may be submitted to the Korea Disease Control and Prevention Agency.
4.Cohort profile: a nationwide retrospective cohort of mortality in people living with HIV in Korea, 1985-2020
Taeyoung KIM ; Yoonhee JUNG ; Koun KIM ; Jung Wan PARK ; Jeonghee YU ; Sung-il CHO
Epidemiology and Health 2025;47(1):e2025002-
The increasing number of people living with human immunodeficiency virus (HIV) in Korea has prompted interest in using the national surveillance system as a database for studying their health. To investigate the relationships between socio-demographic and epidemiological characteristics and mortality rates, a nationwide retrospective cohort was formed by integrating surveillance data with the Cause of Death Statistics from Statistics Korea. This integration included incidence reports, epidemiological investigations, and death reports from the surveillance data, enriched with detailed mortality information from the Cause of Death data. The cohort comprised 17,199 adult Korean individuals diagnosed with HIV infection from 1985 to 2020. By the end of 2020, 2,721 of these individuals were confirmed deceased. The sex ratio of the study participants was 14.3:1.0 (male to female), with 78.2% being under 50 years old at the time of diagnosis. Sexual contact was identified as the primary transmission route, accounting for 75.7% of cases. HIV disease emerged as the predominant cause of death, representing two-thirds (1,817 of 2,721) of the fatalities, followed by injuries and trauma, malignancies, and cardiovascular diseases. Recommendations for further cohort studies may be submitted to the Korea Disease Control and Prevention Agency.
5.Impact of COVID-19 on human immunodeficiencyvirus tests, new diagnoses, and healthcare visits in theRepublic of Korea: a retrospective study from 2016 to 2021
Yeonju KIM ; Eonjoo PARK ; Yoonhee JUNG ; Koun KIM ; Taeyoung KIM ; Hwa Su KIM
Osong Public Health and Research Perspectives 2024;15(4):340-352
Objectives:
Public health workers have been at the forefront of treating patients with coronavirus disease 2019 (COVID-19) and managing the pandemic. The redeployment of this workforce has limited or interrupted other public health services, including testing for humanimmunodeficiency virus (HIV). This study aims to examine the impact of COVID-19 on HIVtesting and diagnosis in the Republic of Korea from 2016 to 2021, comparing data before and after the onset of COVID-19.
Methods:
Annual HIV testing data were collected from each institution through direct communication or from open-source databases. The annual number of new HIV cases was obtained from the official report of the Korea Disease Control and Prevention Agency. Data on healthcare visits for HIV diagnosis or treatment were extracted from the open-source database of the National Insurance Health Service of Korea. Interrupted time series regression was conducted, stratified by institution type.
Results:
In 2020, HIV tests, diagnoses, and visits decreased. Notably, public health centers experienced a substantial reduction in 2020−2021 compared to previous years. The annual percentage change in HIV tests was −53.0%, while for HIV diagnoses, it was −31.6%. The decrease in visits for HIV was also most pronounced for public facilities: −33.3% in 2020 and −45.6% in 2021 relative to 2019.
Conclusion
The numbers of tests, diagnoses, and healthcare visits for HIV at public healthcenters in the Republic of Korea substantially decreased in 2020 and 2021. The impacts of thesechanges on the early diagnosis and treatment of HIV necessitate further monitoring.
6.Newly developed care food enhances grip strength in older adults with dysphagia: a preliminary study
Hyejin HAN ; Yoonhee PARK ; Hyeji KWON ; Yeseung JEONG ; Soyoung JOO ; Mi Sook CHO ; Ju Yeon PARK ; Hee-Won JUNG ; Yuri KIM
Nutrition Research and Practice 2023;17(5):934-944
BACKGROUND/OBJECTIVES:
Maintaining total muscle mass in the older adults with swallowing difficulty (dysphagia) is important for preserving swallowing function. Increasing protein intake can help sustain lean body mass in the older adults. The aim of this study was to evaluate the effect of various high-protein texture-modified foods (HPTMFs) on muscle mass and perform dietary assessment in ≥ 65-yrs-old patients with dysphagia.
SUBJECTS/METHODS:
Participants (n = 10) received the newly developed HPTMFs (average 595.23 ± 66.75 kcal/day of energy, 54.22 ± 6.32 g/day of protein) for 10 days. Relative handgrip strength (RHS), mid-upper arm circumference (MUAC), body composition, mini nutritional assessment (MNA), mini dietary assessment (MDA), and Euro Quality-of-Life questionnaire 5-dimensional classification (EQ-5D) were assessed.
RESULTS:
After 10 days, an increase in MUAC (26.36 ± 2.35 cm to 28.50 ± 3.17 cm, P = 0.013) and RHS (0.38 ± 0.24 kg/kg body weight to 0.42 ± 0.22 kg/kg body weight, P = 0.046) was observed. Although MNA, MDA, EQ-5D, subjective health status, muscle mass, and calf circumference showed a tendency to increase after intervention, no significant differences were found.
CONCLUSIONS
These results suggest that the HPTMFs can be used for improving the nutritional and health status in patients with dysphagia.
7.Significance of Decreasing Rate of HIV and HBV Co-infection in a Nationwide Korean HIV/AIDS Cohort
Yoonjung KIM ; Shin Woo KIM ; Ki Tae KWON ; Hyun Ha CHANG ; Yoonhee JUN ; Jang Wook SOHN ; Dae Won PARK ; Joon Young SONG ; Jun Yong CHOI ; Hyo Youl KIM ; June Myung KIM ; Bo Youl CHOI ; Yunsu CHOI ; Mee Kyung KEE ; Myeong Su YOO ; Jung Gyu LEE
Journal of Korean Medical Science 2020;35(3):7-
8.Significance of Decreasing Rate of HIV and HBV Co-infection in a Nationwide Korean HIV/AIDS Cohort
Yoonjung KIM ; Shin Woo KIM ; Ki Tae KWON ; Hyun Ha CHANG ; Yoonhee JUN ; Jang Wook SOHN ; Dae Won PARK ; Joon Young SONG ; Jun Yong CHOI ; Hyo Youl KIM ; June Myung KIM ; Bo Youl CHOI ; Yunsu CHOI ; Mee Kyung KEE ; Myeong Su YOO ; Jung Gyu LEE
Journal of Korean Medical Science 2020;35(3):e7-
From December 2006 to December 2016, 1093 human immunodeficiency virus (HIV) individuals < 70 years enrolled in Korea human immunodeficiency virus/acquired immune deficiency syndrome (HIV/AIDS) cohort were analyzed to investigate the prevalence of HIV/HBV co-infection rate and hepatitis B virus surface antibody (HBsAb) positive rate based on birth year. The HBV co-infection prevalence rate was the highest (8.8%) in patients born between 1960 and 1964 and the lowest (0%) among those born between 1995 and 1999. A decreasing linear trend of HBV co-infection rate was observed according to the 5-year interval changes. HBsAb-positive rate was only 58.1% in our study. The national HBV vaccination programs have effectively lowered the HBV co-infection rate in HIV population. However, it is identified that the HIV population has low HBsAb positive rate. Further evidences supporting efficacy of booster immunization for HBsAb negative HIV patients are required and efforts should be made to increase HBsAb positive rates among HIV patients to prevent horizontal transmission.
9.Projection of the Years of Life Lost, Years Lived with Disability, and ​Disability-Adjusted Life Years in Korea for 2030
Bomi PARK ; Bohyun PARK ; Hyejin HAN ; Eun Jung CHOI ; Nam eun KIM ; Yoonhee SHIN ; Hyesook PARK
Journal of Korean Medical Science 2019;34(Suppl 1):e92-
BACKGROUND:
Projection of future trends in disease burden can facilitate setting of priorities for health policies and resource allocation. We report here projections of disease-specific mortality and the burdens of various diseases in Korea from 2016 to 2030.
METHODS:
Separate age- and sex-specific projection models for 21 major cause clusters from 2016 to 2030 were developed by applying coherent functional data models based on historical trends from 2002 to 2015. The age- and sex-specific years of life lost (YLL) for each cause cluster were projected based on the projected number of deaths. Years lived with disability (YLD) projections were derived using the 2015 age- and sex-specific YLD to YLL ratio. The disability-adjusted life years (DALYs) was the sum of YLL and YLD.
RESULTS:
The total number of deaths is projected to increase from 275,777 in 2015 to 421,700 in 2030, while the age-standardized death rate is projected to decrease from 586.9 in 2015 to 447.3 in 2030. The largest number of deaths is projected to be a result of neoplasms (75,758 deaths for males; 44,660 deaths for females), followed by cardiovascular and circulatory diseases (34,795 deaths for males; 48,553 deaths for females). The three leading causes of DALYs for both sexes are projected to be chronic respiratory diseases, musculoskeletal disorders, and other non-communicable diseases (NCDs).
CONCLUSION
We demonstrate that NCDs will continue to account for the majority of the disease burden in Korea in the future.
10.Effect of Nutrition Education on the Eating Habits and Quality of Life of Gastric Cancer Outpatients Undergoing Gastrectomy
Korean Journal of Community Nutrition 2018;23(2):162-173
OBJECTIVES: This study examined the effects of nutrition education on the nutritional status, including eating habits and quality of life in gastric cancer patients undergoing a gastrectomy. METHODS: Thirty one out-gastric resection patients at C University Hospital in Gwangju, Korea were enrolled in this study. The patients received an individualized nutritional counseling session, and the effects were assessed before and after a 3-month nutrition education intervention. Nutrition education for gastric cancer outpatients included the dietary guidelines (e.g., food intake), the level of nutrient intake, and nutrition support. RESULTS: The patients had significantly improved serum albumin and hematocrit levels after nutrition education. Of the dietary habits, the meal time and amount of food compared to the first education were increased significantly. Of the changes in the food intake frequency, fish and meat, and vegetables and fruits intake were increased, but not at a statistically significant level. The score of eating habits related to the gastrectomy was improved significantly after nutrition education from 31.7 to 34.5. The composite scores for the quality of life were also improved significantly after the nutrition education program. CONCLUSIONS: The nutrition education for gastric cancer outpatients may be crucial and efficient for improving their lifestyle.
Counseling
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Eating
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Education
;
Food Habits
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Fruit
;
Gastrectomy
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Gwangju
;
Hematocrit
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Humans
;
Korea
;
Life Style
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Meals
;
Meat
;
Nutrition Policy
;
Nutritional Status
;
Outpatients
;
Quality of Life
;
Serum Albumin
;
Stomach Neoplasms
;
Vegetables

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