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Min-sung Son

Korea University · 医療専門職

研究室紹介

Professor Min-sung Son's research lab focuses on health policy, health equity, and social determinants of health, with a strong emphasis on the impact of health insurance systems, socioeconomic status, and environmental factors on health outcomes. The lab investigates issues such as moral hazard in national health insurance, healthcare inequality, maternal and maternal health, and the interplay between social deprivation, air pollution, and infectious diseases like tuberculosis. Using large-scale national survey data and advanced statistical methods, the lab aims to inform policy reforms that enhance both efficiency and quality in healthcare delivery while promoting equitable access to services.

health equityhealth insurancesocial determinants of healthtuberculosishealthcare utilization

Research Overview

Papers
76
Total Citations
609
Papers (5y)
27
Primary Field
医療専門職

Research Output Trend

Figures are computed from collected data and may differ slightly.

Publications per year (5y)
27total
2022
2023
2024
2025
2026
Citations per year (5y)
105total
20222023202420252026

Selected Papers

15
1
Article|52 citations·2020
Has the long-term care insurance resolved disparities in mortality for older Koreans? examination of service type and income level
Minsung Sohn, Patricia O’Campo, Carles Muntañer, Haejoo Chung, Mankyu Choi
SJR Q1Social Science & Medicine
HealthSocial Sciences
2
Review|51 citations·2022
Digital healthcare for dementia and cognitive impairment: A scoping review
Minsung Sohn, JungYeon Yang, Junyoung Sohn, Jun-Hyup Lee
SJR Q1International Journal of Nursing Studies
Psychiatry and Mental healthMedicine
3
Article|51 citations·2016
Effects of public and private health insurance on medical service utilization in the National Health Insurance System: National panel study in the Republic of Korea
Minsung Sohn, Minsoo Jung
SJR Q1BMC Health Services ResearchOA

The moral hazard behind insurance membership, depending on how NHI maintains policies to confer benefits, may give rise to differences in medical utilization. This phenomenon must be closely monitored to find a way to reform NHI when the rights of medical service consumers are solidified through PHI.

Economics and EconometricsEconomics, Econometrics and Finance
4
Article|27 citations·2020
Unmet Healthcare Needs, Catastrophic Health Expenditure, and Health in South Korea’s Universal Healthcare System: Progression Towards Improving Equity by NHI Type and Income Level
Minsung Sohn, Xianhua Che, Hee‐Jung Park
SJR Q2HealthcareOA

This study examined the effects of healthcare inequality on personal health. It aimed to determine how health insurance type and income level influence catastrophic health expenditure and unmet healthcare needs among South Koreans. Unbalanced Korean Health Panel data from 2011 to 2015, including 33,374 adults, were used. A time-trend and panel regression analysis were performed. The first to identify changes in the main variables and, the second, mediating effects of unmet healthcare needs and c

FinanceEconomics, Econometrics and Finance
5
Article|26 citations·2019
Effects of Empowerment and Media Use by Women of Childbearing Age on Maternal Health Care Utilization in Developing Countries of Southeast Asia
Minsung Sohn, Minsoo Jung
International Journal of Health Services

Despite its importance to maternal health, women’s empowerment in developing countries has yet to be adequately addressed. We investigated the effects of women’s empowerment and media use on maternal antenatal care in Southeast Asian countries. The data originate from the Demographic and Health Surveys conducted in Southeast Asia between 2011 and 2014 (n = 35,905). We conducted Poisson regression and meta-analyses to examine communication inequalities in the media use for the relationships betwe

Pediatrics, Perinatology and Child HealthMedicine
6
Article|25 citations·2019
Association of social deprivation and outdoor air pollution with pulmonary tuberculosis in spatiotemporal analysis
Minsung Sohn, Honghyok Kim, Hyoju Sung, Younsue Lee, Hongjo Choi, Haejoo Chung
SJR Q2International Journal of Environmental Health Research

The objective of this study was to identify the association between social deprivation, outdoor air pollution, and tuberculosis (TB) incidence rate or mortality rate. The study sample comprised 25 districts in Seoul, Korea. We used two public data derived from the Community Health Survey and Seoul Statistics. The geographic information system analysis and random effects Poisson regression were applied to explore the association of social deprivation and air pollution with TB incidence and mortal

Health, Toxicology and MutagenesisEnvironmental Science
7
Article|21 citations·2016
Working conditions, psychosocial environmental factors, and depressive symptoms among wage workers in South Korea
Minsung Sohn, Mankyu Choi, Minsoo Jung
International Journal of Occupational and Environmental HealthOA

There is a need to develop non-occupational intervention programs, which provide workers with training about workplace depression and improve social support, and the programs should provide time for employees to have active communication. Additionally, companies should provide employees with support to access mental healthcare thereby decreasing the occurrence of workplace depression.

General Health ProfessionsHealth Professions
8
Article|18 citations·2021
The impact of long-term care service on total lifetime medical expenditure among older adults with dementia
Sungje Moon, Hee‐Jung Park, Minsung Sohn
SJR Q1Social Science & Medicine
General Health ProfessionsHealth Professions
9
Article|18 citations·2014
요양병원의 효율성과 의료서비스 질의 관련성: 자료포락분석과 매트릭스 분석
손민성, 최만규

Methods: Major data sources were the “2012 Korean Assessment of Propriety by Long-term Care Hospitals” obtained from the HealthInsurance Review & Assessment Service. Cost variables were supplemented by a National Tax Service accounting document. First, dataenvelopment analysis was performed by generating efficiency scores for each LTCH. Second, matrix analysis was conducted to ascertainassociation between efficiency and quality. Lastly, kruskal-wallis and mann-whitney tests were conducted to ide

10
Article|17 citations·2014
Association between Efficiency and Quality of Health Care in South Korea Long-term Care Hospitals: Using the Data Envelopment Analysis and Matrix Analysis
Minsung Sohn, Mankyu Choi
SJR Q2Journal of Korean Academy of NursingOA

It is essential to enforce legal standards appropriate to the facilities, reduce turnover of nursing staff, and invest properly in human resources. These consequences will help LTCH to maintain the balance of high efficiency-high quality in the long-run.

General Health ProfessionsHealth Professions
11
Article|16 citations·2018
Effects of Maternal Decisional Authority and Media Use on Vaccination for Children in Asian Countries
Minsung Sohn, Leesa Lin, Minsoo Jung
SJR Q2MedicinaOA

Background and objectives: It is now accepted that vaccination is a critical public health strategy in preventing child morbidity and mortality. Understanding factors that promote vaccination is a critical first step. The objective of this study was to investigated associations of maternal decisional authority and media use on vaccination for children in six South and Southeast Asian countries. Materials and Methods: Data come from demographic and health surveys conducted in Bangladesh, Cambodia

Pediatrics, Perinatology and Child HealthMedicine
12
Article|15 citations·2019
Children’s Dental Sealant Use and Caries Prevalence Affected by National Health Insurance Policy Change: Evidence from the Korean National Health and Nutrition Examination Survey (2007–2015)
Minsung Sohn, Sujin Park, Sungwon Lim, Hee‐Jung Park
SJR Q2International Journal of Environmental Research and Public HealthOA

We evaluated the effect of the National Health Insurance (NHI) policy including dental sealant on changes in the prevalence of sealant and caries, and examined how NHI affected sealant utilization and untreated caries in children from diverse income groups in South Korea. We used a multivariate logistic regression analysis to explore the effects of three stages of dental sealant policy (pre-policy: 2007–2009, first post-policy: 2010–2012, and second post-policy: 2013–2015) on the prevalence of d

PeriodonticsDentistry
13
Article|14 citations·2018
복합만성질환이 의료비 지출에 미치는 종단적 영향 및 과부담 의료비 발생의 전환점(cut-off point) 예측
손민성, 김한결, 이현실, 최만규

최근 복합만성질환자 수가 급속하게 증가하면서 이는 건강보험 재정을 위협하는 위험요인 뿐만 아니라 가구경제 전반에 부정적인 영향을 미친다. 이에 이 연구는 성인들의 만성질환 보 유 개수 및 가구 내 복합만성질환자 보유율 등 복합만성질환자의 의료비 부담을 줄이기 위한 실질적인 관리방안을 제안하고자 한다. 이 연구는 2011년부터 2015년까지의 5개년도 한국 의 료패널자료를 활용하였으며, 연구대상은 만 19세 이상 성인 총 16,136명(8,164가구)이다. 개인 의 만성질환 보유 개수가 연간 총 의료비에 미치는 영향을 알아보기 위해 패널회귀분석을 실 시하였으며, 가구 내 복합만성질환자 보유율이 과부담 의료비에 미치는 영향을 확인하기 위해 패널 로지스틱 회귀분석을 실시하였다. 또한 개인의 만성질환 개수 및 가구 내 복합만성질환 자 보유율에 따른 과부담 의료비의 분리점(cut-off point)을 찾기 위해 ROC 곡선을 활용하였 다. 연구결과, 개인의 만성질환 보유 개수가 많을수록 연간

14
Article|12 citations·2021
Suicide among Older Adults with Dementia: Effects of Korea’s Long-Term Care Insurance System
Sungje Moon, Mankyu Choi, Minsung Sohn
SJR Q2International Journal of Environmental Research and Public HealthOA

South Korea recently expanded its coverage rate of long-term care insurance (LTCI) by adding a "dementia special grade" in 2014 to improve care service accessibility and extend health life for older adults with dementia. In this study, we propose a multifaceted policy to reduce the suicide risk among older adults with dementia by evaluating the effectiveness of using the long-term care services (LTCS). A sample of 62,282 older adults was selected from the "Older Adults Cohort DB" of the National

Clinical PsychologyPsychology
15
Article|12 citations·2020
Unmet Dental Care Needs among Korean National Health Insurance Beneficiaries Based on Income Inequalities: Results from Five Waves of a Population-Based Panel Study
Minsung Sohn, Xianhua Che, Hee‐Jung Park
SJR Q2HealthcareOA

This study investigates whether self-employed beneficiaries experience greater difficulties in accessing dental care than insured employees based on their income level. This analysis uses 2011-2015 data from the Korea Health Panel, a population-based and nationally representative sample, covering 7083 participants aged 18 years and older. We measured barriers to dental access based on unmet needs or the inability to receive necessary dental care owing to the past year's economic burdens. The typ

PeriodonticsDentistry

Research Areas

General Health ProfessionsPeriodonticsFinancePhysiologyHealthPsychiatry and Mental health

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