Yoojin Lee

ORCID: 0000-0002-0972-6591
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About
Contact & Profiles
Research Areas
  • Healthcare Policy and Management
  • Health Systems, Economic Evaluations, Quality of Life
  • Geriatric Care and Nursing Homes
  • Global Health Care Issues
  • Educational Systems and Policies
  • Emergency and Acute Care Studies
  • Health and Wellbeing Research
  • Primary Care and Health Outcomes
  • Nutrition, Health and Food Behavior
  • Patient-Provider Communication in Healthcare
  • Patient Satisfaction in Healthcare
  • Disaster Response and Management
  • Interpreting and Communication in Healthcare
  • Intergenerational Family Dynamics and Caregiving
  • Frailty in Older Adults
  • Educational Research and Pedagogy
  • Psychosocial Factors Impacting Youth
  • Dementia and Cognitive Impairment Research
  • Consumer Perception and Purchasing Behavior
  • Homelessness and Social Issues
  • Innovation in Digital Healthcare Systems
  • Teaching and Learning Programming
  • Healthcare Systems and Reforms
  • Climate Change and Health Impacts
  • CNS Lymphoma Diagnosis and Treatment

Seoul National University
2011-2025

Brown University
2013-2024

Inha University
2023

John Brown University
2019-2022

Seoul National University Hospital
2017-2021

Iowa State University
2018

The Ohio State University
2015

House Clinic
2013

Tufts Medical Center
2011

While some studies have assessed patient recall of important information from ambulatory care visits, none has done so recently. Furthermore, little is known about features clinical interactions which are associated with understanding and recall, without shared decision making, a widely ideal for care, cannot occur. Our objective was to evaluate characteristics patients outpatient encounters after one week, along observation elements making. This an observational study based on coded...

10.1371/journal.pone.0191940 article EN cc-by PLoS ONE 2018-02-01

Reducing hospital readmissions is a key component of reforms for stroke care. Current readmission prediction models lack accuracy and are limited by data being from only acute hospitalizations. We hypothesized that patient-level factors nationwide post-acute care database would improve modeling.Medicare inpatient claims the year 2008 used International Classification Diseases, Ninth Revision codes were to identify ischemic patients older than age 65. Unique individuals linked comprehensive...

10.1161/jaha.115.002145 article EN cc-by-nc-nd Journal of the American Heart Association 2015-09-16

Incorporating metal oxides is a sensible strategy for enhancing the efficiency of precious metals. Upon introduction molybdenum oxide, diverse coordination structures were formed on support surface depending concentration used. This modified architecture orchestrates consequential alterations in electronic and geometric configurations active metal, concurrently influencing catalytic performance. In this study, MoOx species introduced into Pd controlled manner to substantially enhance...

10.1021/acscatal.4c04684 article EN ACS Catalysis 2025-01-13

The Affordable Care Act (ACA) required most insurers and the Medicare program to eliminate cost sharing for screening mammography.

10.1056/nejmsa1706808 article EN New England Journal of Medicine 2018-01-17

The traditional Medicare program requires an enrollee to have a hospital stay of at least three consecutive calendar days qualify for coverage subsequent postacute care in skilled nursing facility. This long-standing policy, implemented discourage premature discharges from hospitals, might now be inappropriately lengthening stays patients who could transferred sooner. To assess the implications eliminating three-day qualifying requirement, we compared and facility utilization among Advantage...

10.1377/hlthaff.2015.0054 article EN Health Affairs 2015-08-01

<h3>Importance</h3> Several policy proposals advocate introducing copayments for home health care in the Medicare program. To our knowledge, no prior studies have assessed this cost-containment strategy. <h3>Objective</h3> determine association of with use services. <h3>Design, Setting, and Participants</h3> A difference-in-differences case-control study 18 Advantage (MA) plans that introduced between 2007 2011 concurrent control MA plans. The included 135 302 enrollees copayment 155 892...

10.1001/jamainternmed.2017.1058 article EN JAMA Internal Medicine 2017-05-11

Improvement of dietary habits is recommended for the management cerebrovascular and cardiovascular diseases (CCVD). This study aimed to evaluate CCVD patients compare them with general population by using Diet Quality Index—International (DQI-I). Data from Korean National Health Nutrition Examination Surveys (2013–2016) were used. Cardiovascular included myocardial infarction, angina pectoris, heart failure; stroke, cerebral hemorrhage. In total, 12,683 subjects over 20 years old included,...

10.3390/nu13020542 article EN Nutrients 2021-02-07

Objectives To evaluate how often beta‐blockers were started after acute myocardial infarction ( AMI ) in nursing home NH residents who previously did not use these drugs and to which factors associated with post‐ of beta‐blockers. Design Retrospective cohort using linked national Minimum Data Set assessments; Online Survey, Certification Reporting records; Medicare claims. Setting U.S. s. Participants National 15,720 aged 65 older hospitalized for between May 2007 March 2010, had taken at...

10.1111/jgs.14671 article EN Journal of the American Geriatrics Society 2016-11-15

Fall-related injuries (FRIs) are a leading cause of morbidity, mortality, and costs among nursing home (NH) residents. Carefully defining FRIs in administrative data is essential for improving injury-reduction efforts. We developed series novel claims-based algorithms identifying long-stay NH This retrospective cohort residents residing there at least 100 days who were continuously enrolled Medicare Parts A B 2016. identified using 4 case-qualifying (CQ) definitions (Inpatient [CQ1],...

10.1093/gerona/glab274 article EN The Journals of Gerontology Series A 2021-09-24

The initial days of a Medicare-covered skilled nursing facility (SNF) stay may have no cost-sharing or daily copayments depending on beneficiaries' enrollment in traditional Medicare Advantage. Some policymakers advocated imposing first-dollar to reduce post-acute expenditures. We examined the relationship between for SNF and use inpatient services. identified seven Advantage plans that introduced $25-$150 2009 2010. Copays began first day admission. matched these control did not introduce...

10.1186/s12913-017-2558-8 article EN cc-by BMC Health Services Research 2017-08-29

Objectives To quantify the variation in hip fracture incidence across U.S. nursing home ( NH ) facilities and states examine how varies according to facility‐ state‐level characteristics. Design Retrospective cohort using linked national Minimum Data Set assessments; Online Survey, Certification Reporting records; Medicare claims. Setting s with 100 or more beds. Participants Long‐stay residents between May 1, 2007, April 30, 2008, from 1,481 46 (N = 201,892). Measurements Incident fractures...

10.1111/jgs.15264 article EN Journal of the American Geriatrics Society 2018-01-16

On September 20, 2017, one of the most destructive hurricanes in US history made landfall Puerto Rico. Anecdotal reports suggest that many persons with kidney failure left Rico after Hurricane Maria; however, empirical estimates migration and health outcomes for this population are scarce. To assess changes mortality among patients need dialysis treatment Maria. This cross-sectional study used an interrupted time-series design 6-month rates 11 652 who received hemodialysis or peritoneal care...

10.1001/jamahealthforum.2022.2534 article EN cc-by-nc-nd JAMA Health Forum 2022-08-12

Objective To assess the impact of assignment to a Medicaid‐focused versus mixed managed care plan on continuity Medicaid coverage. Data Sources 2011–2016 claims from Northeastern state. Study Design Following exit insurer, administrators prioritized provider networks in reassigning enrollees, but randomly assigned beneficiaries whose providers were equally represented two plans. We leveraged natural experiment created by random and conducted an instrumental variable analysis. Collection...

10.1111/1475-6773.13000 article EN Health Services Research 2018-06-27

Enrollment in Medicaid managed care plans has increased rapidly, particularly national commercial insurance plans. Whether the type of plan is associated with use health services for beneficiaries unknown. To compare outpatient and acute between enrollees randomly assigned to a or local Medicaid-focused plan. This natural experiment cohort 2 Northeastern US state was conducted from June 30, 2009, 2013. Statistical analysis performed September 1, 2019, August 2020. Assignment Outpatient...

10.1001/jamainternmed.2020.5408 article EN JAMA Internal Medicine 2020-10-19

BACKGROUND/OBJECTIVES As the national population of persons living with human immunodeficiency virus (HIV) ages, they will require greater postacute and long‐term care use. Little is known about quality nursing homes (NHs) to which patients HIV are admitted. In this study, we assess association between number admitted annually a given NH (HIV concentration) that NH's outcomes. DESIGN A cross‐sectional comparative study. SETTING NHs in nine states, from 2001 2012. PARTICIPANTS total 46 918...

10.1111/jgs.16155 article EN Journal of the American Geriatrics Society 2019-08-29

Abstract Background While the traditional Medicare program imposes a deductible for hospital admissions, many Advantage plans have instituted per-diem copayments care. Little evidence exists about effects of changes in cost-sharing care among elderly. Changing inpatient benefits from to per diem may benefit enrollees with shorter lengths stay, but adversely affect out-of-pocket burden hospitalized longer stay. Methods We used quasi-experimental difference-in-differences study compare...

10.1186/s12913-019-4770-1 article EN cc-by BMC Health Services Research 2019-12-01

This study used the 2022 food consumption behavior survey data to classify consumer segments and comparatively analyzed characteristics of eating out according competencies. A total 6,365 effective samples were based on adult household members. Descriptive statistical analysis, frequency Chi-square test ANOVA used. As a result assorting 4 groups high low levels mean score internal external basic competency practice competency, 'Food Citizen', 'Behavioral Consumer', 'Potential Illiterate' are...

10.20878/cshr.2024.30.3.006 article EN Culinary Science & Hospitality Research 2024-03-29
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