Sung‐In Jang
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View article: Long-term economc burden and related influencing factors of pediatric cataracst: A population-based study in South Korea
Long-term economc burden and related influencing factors of pediatric cataracst: A population-based study in South Korea Open
Pediatric cataracts are a significant cause of childhood blindness, requiring long-term management. This study evaluated the economic burden of pediatric cataract surgery in South Korea and identified factors influencing the medical costs,…
View article: Effects of the expansion of integrated maternal‐fetal intensive care centers on high‐risk newborns in Korea
Effects of the expansion of integrated maternal‐fetal intensive care centers on high‐risk newborns in Korea Open
Objective To investigate the impact of the introduction of Integrated Maternal‐Fetal Intensive Care Unit (MFICU) reimbursement rates for high‐risk newborns in South Korea. Method The present study used data from the Population Dynamics dat…
View article: Leveraging National Health Insurance Service Data for Public Health Research in Korea: Structure, Applications, and Future Directions
Leveraging National Health Insurance Service Data for Public Health Research in Korea: Structure, Applications, and Future Directions Open
The National Health Insurance Service (NHIS) database serves as a crucial resource for public health research in Korea. As a comprehensive dataset within the single-payer healthcare system, NHIS data provides longitudinal insights into hea…
View article: Impact of the mental health law revision restricting hospitalization on healthcare utilization in South Korea using interrupted time series analysis
Impact of the mental health law revision restricting hospitalization on healthcare utilization in South Korea using interrupted time series analysis Open
To reduce long hospitalization durations and the high rate of compulsory psychiatric hospitalization in Korea, a revision of the Mental Health Welfare law was passed and implemented in 2017. This study quantitatively analyzed changes in ho…
View article: Healthcare resource utilisation and costs in infants with confirmed respiratory syncytial virus infections: a national population cohort study
Healthcare resource utilisation and costs in infants with confirmed respiratory syncytial virus infections: a national population cohort study Open
View article: Association between physical activity and pulmonary function among middle-aged and older adults
Association between physical activity and pulmonary function among middle-aged and older adults Open
Objective: Regular physical activity has several health benefits, and it is critical to investigate whether it also has advantages in pulmonary function for the general population. Therefore, this study aimed to explore the association bet…
View article: Depressive symptoms of people living in areas with high exposure to environmental noise: a multilevel analysis
Depressive symptoms of people living in areas with high exposure to environmental noise: a multilevel analysis Open
Exposure and damage caused by noise have been reported in many countries around the world. However, few nationwide studies explored the association of residential environmental noise with depressive symptoms, this study aims to examine thi…
View article: Differences in end-of-life care patterns between types of hospice used for cancer patients: a retrospective cohort study
Differences in end-of-life care patterns between types of hospice used for cancer patients: a retrospective cohort study Open
View article: Effects of risk factors on the development and mortality of early- and late-onset dementia: an 11-year longitudinal nationwide population-based cohort study in South Korea
Effects of risk factors on the development and mortality of early- and late-onset dementia: an 11-year longitudinal nationwide population-based cohort study in South Korea Open
View article: Association between age and glycemic control of adult diabetics in Korea: a cross-sectional study based on KNHANES 2013–2021
Association between age and glycemic control of adult diabetics in Korea: a cross-sectional study based on KNHANES 2013–2021 Open
Background: Diabetes is a major health issue in Korea, with an increasing incidence in patients 65 years of age. Males and females 19–44 years of age were 4.22 times (95% confidence interval [CI]: 2.60–6.84) and 2.36 times (95% CI: 1.33–4.…
View article: Effects of disability-related limitations in daily living on unmet needs: a longitudinal-study1
Effects of disability-related limitations in daily living on unmet needs: a longitudinal-study1 Open
Background Unmet health needs are particularly important to people with disabilities; however, these unmet needs owing to limitations in daily life have been under-researched thus far. This study examined the effects of disability-related …
View article: Association between nurse staffing level in intensive care settings and hospital-acquired pneumonia among surgery patients: result from the Korea National Health Insurance cohort
Association between nurse staffing level in intensive care settings and hospital-acquired pneumonia among surgery patients: result from the Korea National Health Insurance cohort Open
This study examined the association between the number of nursing staff in intensive care units (ICUs) and hospital-acquired pneumonia (HAP) among surgical patients in South Korea. Data were obtained between 2008 and 2019 from the Korean N…
View article: Risk of Pancreatic Cancer After Acute Pancreatitis: A Retrospective Analysis of the Korean National Sample Cohort
Risk of Pancreatic Cancer After Acute Pancreatitis: A Retrospective Analysis of the Korean National Sample Cohort Open
Following an acute pancreatitis diagnosis, the risk of pancreatic cancer increases significantly in the initial years, with a rapid increase further accentuated with recurrent acute pancreatitis episodes. Additional study is needed to eval…
View article: Impact of frailty on mortality and healthcare costs and utilization among older adults in South Korea
Impact of frailty on mortality and healthcare costs and utilization among older adults in South Korea Open
View article: Effects of life-sustaining treatment plans on healthcare expenditure and healthcare utilization
Effects of life-sustaining treatment plans on healthcare expenditure and healthcare utilization Open
View article: Changes in the Place of Death of Patients With Cancer After the Introduction of Insurance-Covered, Home-Based Hospice Care in Korea
Changes in the Place of Death of Patients With Cancer After the Introduction of Insurance-Covered, Home-Based Hospice Care in Korea Open
Importance Although hospice care has been covered by health insurance for the purpose of improving the quality of life of patients with terminal cancer as well as their caregivers, few studies have evaluated the outcomes of the policy to c…
View article: Depressive symptoms of people living in areas with high exposure to environmental noise: a multilevel analysis
Depressive symptoms of people living in areas with high exposure to environmental noise: a multilevel analysis Open
BackgroundExposure and damage caused by noise have been reported in many countries around the world. However, few nationwide studies explored the association of residential environmental noise with depressive symptoms, this study aims to e…
View article: Association between stress-related disorders and the risk of dementia using the Korean National Sample Cohort: a matched cohort study
Association between stress-related disorders and the risk of dementia using the Korean National Sample Cohort: a matched cohort study Open
Post-traumatic stress disorder (PTSD) is associated with the development of dementia; however, the association of dementia risk with overall stress-related disorders is less known. This study investigated the association between stress-rel…
View article: New-onset dyslipidemia in adult cancer survivors from medically underserved areas: a 10-year retrospective cohort study
New-onset dyslipidemia in adult cancer survivors from medically underserved areas: a 10-year retrospective cohort study Open
Background Cancer survival rates are increasing; however, studies on dyslipidemia as a comorbidity of cancer are limited. For efficient management of the disease burden, this study aimed to understand new-onset dyslipidemia in medically un…
View article: Association between anti-smoking campaign types and smoking cessation attempts
Association between anti-smoking campaign types and smoking cessation attempts Open
View article: Effect of on-site first aid for industrial injuries on healthcare utilization after medical treatment: a 4-year retrospective longitudinal study
Effect of on-site first aid for industrial injuries on healthcare utilization after medical treatment: a 4-year retrospective longitudinal study Open
Background The number of industrially injured workers (IIW) is increasing in Korea. However, little research has been conducted on whether first aid is performed at industrial sites or on the association between first aid for industrial in…
View article: Association between changes in sensory impairment and functional disability in older adults: A longitudinal study
Association between changes in sensory impairment and functional disability in older adults: A longitudinal study Open
View article: Effect of regional medical disparities on complications in patients with hypertension: Cox’s proportional hazard models
Effect of regional medical disparities on complications in patients with hypertension: Cox’s proportional hazard models Open
Objective Complications associated with hypertension can be alleviated by providing necessary medical services. However, there may be disparities in their provision depending on regional differences. Thus, this study aimed to examine the e…
View article: Impact of cholecystectomy on acute coronary syndrome according to metabolic condition: a nationwide population-based cohort study
Impact of cholecystectomy on acute coronary syndrome according to metabolic condition: a nationwide population-based cohort study Open
Gallbladder stones (GS) is associated with an increased risk of cardiovascular disease. However, the relationship between cholecystectomy for GS and acute coronary syndrome (ACS) is unknown. We investigated the ACS risk in patients with GS…
View article: Effect of on-site first aid for industrial accidents on healthcare utilization after primary medical care: A 4-year longitudinal study
Effect of on-site first aid for industrial accidents on healthcare utilization after primary medical care: A 4-year longitudinal study Open
Objectives: The number of industrially injured workers (IIW) is increasing in Korea. However, little research has been conducted on whether first aid is properly performed at industrial sites or on the association between first aid for ind…
View article: Regional Differences in Medical Costs of Chronic Kidney Disease in the South Korean Population: Marginalized Two-Part Model
Regional Differences in Medical Costs of Chronic Kidney Disease in the South Korean Population: Marginalized Two-Part Model Open
Background There are regional gaps in the access to medical services for patients with chronic kidney disease (CKD), and it is necessary to reduce those gaps, including the gaps involving medical costs. Objective This study aimed to analyz…
View article: The Impact of Change in Spousal Status on Frailty Among Middle-Aged and Older Adults in South Korea
The Impact of Change in Spousal Status on Frailty Among Middle-Aged and Older Adults in South Korea Open
Background This study aimed to examine the impact of marital transitions on the incidence of frailty among older adults in South Korea. Methods Data for this longitudinal study were extracted from the first to seventh wave (2006–2018) of t…
View article: Association between smoking cessation and non-alcoholic fatty liver disease using NAFLD liver fat score
Association between smoking cessation and non-alcoholic fatty liver disease using NAFLD liver fat score Open
Background Smoking is well known to be associated with a higher prevalence and incidence of liver diseases such as advanced fibrosis. However, the impact of smoking on developing nonalcoholic fatty liver disease remains controversial, and …
View article: Author Correction: Association between weekend catch-up sleep and dyslipidemia among Korean workers
Author Correction: Association between weekend catch-up sleep and dyslipidemia among Korean workers Open
View article: Depression and oral health-related quality of life: A longitudinal study
Depression and oral health-related quality of life: A longitudinal study Open
Objectives Geriatric oral health-related quality of life is a relatively new but rapidly growing concept as it is directly related to the general wellbeing and self-esteem of older adults. This study assessed the impact of worsening depres…