Peiyin Hung, PhD, MSPH
Co-Director, University of South Carolina Rural Health Research Center
Phone: 803.777.9867
Email: hungp@mailbox.sc.edu
X: @PeiyinHung
University of South Carolina
220 Stoneridge Drive, Suite 204
Columbia, SC 29210
- Current Projects - (7)
- Completed Projects - (2)
- Publications - (27)
Current Projects - (7)
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Challenges, Successes, and Sustainability of the 2019 Rural Maternity and Obstetrics Management Strategies (RMOMS) Programs
This mixed-methods study aims to understand awardees' experiences in building and maintaining cohesive networks for Rural Maternity and Obstetrics Management Strategies (RMOMS).
Research center: University of South Carolina Rural Health Research Center
Topics: Health services, Healthcare access, Maternal health, Networking and collaboration, Telehealth, Women
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Changes in Medicare Fee-for-Services Health Care Expenditures in Rural and Urban Communities after Passage of the Affordable Care Act
This project will assess changes in Medicare per-beneficiary spending across rural and urban counties from 2007 to 2020. It will examine differences in rural versus urban per-beneficiary spending on hospital inpatient, hospital outpatient, physician, and post-acute care after the Affordable Care Act (ACA).
Research center: University of South Carolina Rural Health Research Center
Topics: Care management, Chronic diseases and conditions, Health services, Hospitals and clinics, Public health
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Oral Healthcare Utilization and Outcomes of Rural and Urban Medicaid-Insured Children in the United States
Using nationally representative Medicaid claims data, this project will determine rural-urban differences in the prevalence of early childhood caries, preventative dental visits, and restorative dental visits.
Research center: University of South Carolina Rural Health Research Center
Topics: Children and adolescents, Medicaid and CHIP, Oral health, Rural statistics and demographics
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Rural-Urban Differences in Emergency Department Utilization and Costs for Dental Conditions
Emergency Department (ED) Utilization is a de facto provider for untreated dental issues. Understanding rural-urban differences in ED use for dental conditions in recent years is essential to inform federal, state, and community-level dental health initiatives such as preventive dental care, tele-dentistry infrastructure expansion, and oral hygiene practices. Ongoing national efforts addressing rural disparities in dental care should target individuals most at risk for missing preventive care and utilizing the ED for dental care.
Research center: University of South Carolina Rural Health Research Center
Topics: Emergency medical services (EMS) and trauma, Oral health
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Spatial Distribution of Pre-Exposure Prophylaxis (PrEP) Need and Care
The incidence of HIV is disproportionately high in rural areas, but these communities often lack access to evidence-based interventions to prevent new HIV diagnoses such as PrEP. Using Medicaid claims data and the Centers for Medicare & Medicaid Services Provider file, this study will determine geographic disparities (by rurality and region) in the need for PrEP and PrEP availability and identify whether PrEP availability meets the needs across geography.
Research center: University of South Carolina Rural Health Research Center
Topic: Pharmacy and prescription drugs
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State-Level Medicaid Bundled Payments and Rural Perinatal Care
The impacts of state-level Medicaid bundled payment models will depend on many factors, such as maternity care facility structure, scope of services, and local patient bypassing behaviors during prenatal, intrapartum, and postpartum periods. For rural providers who often offer prenatal and postpartum care but not labor and delivery services, these bundled payments may impose additional financial and logistical challenges.
Research center: University of South Carolina Rural Health Research Center
Topics: Maternal health, Medicaid and CHIP
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The Rural Landscape of Diabetes in the United States
Rural-urban differences in diabetes and diabetes management may be attributed to socioeconomic differences and treatment available to rural residents. Using data from 2021-2023 National Health Interview Survey, this study will examine 1) rural-urban differences in diabetes and prediabetes incidence and prevalences, 2) rural-urban differences in the management, treatment, and complications associated with diabetes, and co-occurring risk factors for cardiovascular disease.
Research center: University of South Carolina Rural Health Research Center
Topics: Diabetes, Healthcare access, Rural statistics and demographics
Completed Projects - (2)
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Cancer Prevention and Control Activities in Rural Hospitals
This project aimed to understand how rural hospitals perceive and implement evidence-based cancer screening and treatment and related intervention strategies.
Research center: University of South Carolina Rural Health Research Center
Topics: Cancer, Hospitals and clinics
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Examining Rural-Urban Differences in Availability of Hospital Cardiac Testing Services Between 2010-2020
This project will examine whether the availability of hospital-based cardiac testing services has changed over the past ten years in rural and urban counties and identify the characteristics of counties where service availability has changed.
Research center: University of South Carolina Rural Health Research Center
Topics: Care management, Chronic diseases and conditions, Health services, Hospitals and clinics, Public health
Publications - (27)
2024
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Geographic Disparities in Availability of Hospital-Based Cardiac Services Across the United States
Journal Article
University of South Carolina Rural Health Research Center
Date: 12/2024
This project examined geographic disparities in the availability of essential cardiac care in counties across the United States. -
Availability and Quality of Dialysis Care in Rural Versus Urban U.S. Counties
Journal Article
University of South Carolina Rural Health Research Center
Date: 02/2024
An examination of rural-urban differences in quality of dialysis care offered across the United States was conducted using data from Medicare certified dialysis facilities in 2020 from the Centers for Medicaid and Medicare.
2023
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Geographic Variations in Driving Time to U.S. Mental Health Care, Digital Access to Technology, & Household Crowdedness
Journal Article
University of South Carolina Rural Health Research Center
Date: 12/2023
This study compared travel time to mental health facilities in rural versus urban areas and potential barriers to digital devices for telemedicine access in those same rural/urban locations. In addition, the research examined private space within the home as it relates to household crowdedness. -
The COVID-19 Pandemic Impact on Independent and Provider-Based Rural Health Clinics' Operations and Cancer Prevention and Screening Provision in the United States
Journal Article
University of South Carolina Rural Health Research Center
Date: 03/2023
The provision of Rural Health Clinic (RHC) cancer prevention and screening services was examined to identify any changes pre- and peri-pandemic. The research examined overall provision of cancer prevention and screening services by RHCs and the provision of these services by independent RHCs and by provider-based RHCs .
2022
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Rural-Urban Disparities in Quality of Inpatient Psychiatric Care
Journal Article
University of South Carolina Rural Health Research Center
Date: 11/2022
Using data from the Inpatient Psychiatric Facility Quality Reporting program 2015-2019, this study examined differences and changes in the quality of inpatient psychiatric care in rural and urban hospitals. -
Availability of Hospital-Based Cancer Services Before and After Rural Hospital Closure, 2008-2017
Journal Article
University of South Carolina Rural Health Research Center
Date: 09/2022
Using American Hospital Association survey data from 2008 to 2017, the changes in access to cancer-related screening and treatment services were examined to determine the impact of hospital closures across hospital service areas. -
Changes in Access to Community Health Services Among Rural Areas Affected and Unaffected by Hospital Closures Between 2006 and 2018: A Comparative Interrupted Time Series Study
Journal Article
University of South Carolina Rural Health Research Center
Date: 07/2022
In this article, investigators compared access to Federally Qualified Health Centers and Rural Health Clinics by those in rural areas affected versus those in rural areas unaffected by hospital closures.
2021
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Trends in Cancer Treatment Service Availability Across Critical Access Hospitals and Prospective Payment System Hospitals
Journal Article
University of South Carolina Rural Health Research Center
Date: 08/2021
This study investigated trends in cancer services availability in urban and rural Prospective Payment System (PPS) hospitals and Critical Access Hospitals (CAHs). Compared with all PPS hospitals, CAHs offered fewer cancer treatment services and experienced a decline in service capability over time. -
Trends in Spatial Access to Colonoscopy in South Carolina, 2000-2014
Journal Article
University of South Carolina Rural Health Research Center
Date: 06/2021
This study looks at the availability of colonoscopy screenings in South Carolina between 2000 and 2014 with a focus on changes in spatial access for these preventive services.
2020
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Cervical Cancer Treatment Initiation and Survival: The Role of Residential Proximity to Cancer Care
Journal Article
University of South Carolina Rural Health Research Center
Date: 10/2020
This study looked at the role drive time to cancer care facilities played on cancer treatment initiation and survival for cervical cancer patients.
2019
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Geographic Disparities in Residential Proximity to Colorectal and Cervical Cancer Care Providers
Journal Article
University of South Carolina Rural Health Research Center
Date: 11/2019
Persistent rural‐urban disparities for colorectal and cervical cancers raise concerns regarding access to treatment providers. To the authors knowledge, little is known regarding rural‐urban differences in residential proximity to cancer specialists.
2018
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Association Between Loss of Hospital-Based Obstetric Services and Birth Outcomes in Rural Counties in the United States
Journal Article
University of Minnesota Rural Health Research Center
Date: 03/2018
This study examines whether the loss of obstetric services in hospitals in rural U.S. counties led to changes in childbirth outcomes or locations.
2017
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Access to Obstetric Services in Rural Counties Still Declining, With 9 Percent Losing Services, 2004-14
Journal Article
University of Minnesota Rural Health Research Center
Date: 09/2017
Providing access to obstetric care in rural areas is a growing concern. By 2014, about 54% of rural counties in the United States did not have hospital obstetric services. -
Rural Hospital Employment of Physicians and Use of Cesareans and Nonindicated Labor Induction
Journal Article
University of Minnesota Rural Health Research Center
Date: 03/2017
Findings are shared from a study that discovered the types of doctors employed at rural hospitals may make a difference in the rates of cesarean births.
2016
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Relationship Between Hospital Policies for Labor Induction and Cesarean Delivery and Perinatal Care Quality Among Rural U.S. Hospitals
Journal Article
University of Minnesota Rural Health Research Center
Date: 11/2016
This study focused on maternity care quality by taking a look at hospitals' policies regarding induced labor and Cesarean deliveries. -
Why Are Obstetric Units in Rural Hospitals Closing Their Doors?
Journal Article
University of Minnesota Rural Health Research Center
Date: 08/2016
Analyzes the reasons behind hospital- and county-level factors for rural obstetric unit closures. -
Factors Associated With High-Risk Rural Women Giving Birth in Non-NICU Hospital Settings
Journal Article
University of Minnesota Rural Health Research Center
Date: 07/2016
Identifies risk factors for childbirth in facilities without neonatal intensive care unit (NICU) capacities among high-risk rural women. The study found that rural women with preterm birthday and multiple gestation pregnancies were less likely to give birth in a hospital with NICU capacity if no local hospital had this capacity. -
The Practice of Midwifery in Rural U.S. Hospitals
Journal Article
University of Minnesota Rural Health Research Center
Date: 07/2016
Analyzes the role of certified nurse-midwives (CNMs) in providing maternity care in rural US hospitals and to examine state-level variations on rural CNM practice. CNMs play an important role in the maternity care workforce in rural US hospitals. -
Ensuring Access to High-Quality Maternity Care in Rural America
Journal Article
University of Minnesota Rural Health Research Center
Date: 05/2016
Examines the access to high-quality for rural women care during pregnancy and childbirth. Policy interventions at the local, state, and federal levels could help to address maternity care workforce shortages and improve quality of care available to the one-half million rural U.S. women who give birth each year. -
Location of Childbirth for Rural Women: Implications for Maternal Levels of Care
Journal Article
University of Minnesota Rural Health Research Center
Date: 05/2016
This study looks into the rate at which rural women give birth at nonlocal hospitals. Approximately 75% of rural women gave birth at local hospitals. However, after controlling for clinical complications, rural Medicaid beneficiaries were less likely to give birth at nonlocal hospitals, implying a potential access challenge for this population. -
Rural Implications of Expanded Birth Volume Threshold for Reporting Perinatal Care Measures
Journal Article
University of Minnesota Rural Health Research Center
Date: 04/2016
In 2016 the minimum annual birth volume threshold for required reporting of the Joint Commission Perinatal Care measures by accredited hospitals decreased from 1,100 to 300 births. This study used the publicly available Join Commission Quality Check data from April 2014 to March 2015.
2015
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Minimum Distance Requirements Could Harm High-Performing CAHs and Rural Communities
Journal Article
North Carolina Rural Health Research and Policy Analysis Center, University of Minnesota Rural Health Research Center
Date: 04/2015
Compares the effect of location on critical access hospitals' size, quality of care, and financial strength. Discusses implications of minimum distance requirements on critical access hospitals. -
The Rural Obstetric Workforce in U.S. Hospitals: Challenges and Opportunities
Journal Article
University of Minnesota Rural Health Research Center
Date: 03/2015
Describes the healthcare and clinician types who are delivering babies in rural hospitals, such as family physicians, general surgeons, obstetricians, and midwives. Discusses the relationship between hospital birth volume and staffing models.
2014
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The Use of Hospitalists by Small Rural Hospitals: Results of a National Survey
Journal Article
University of Minnesota Rural Health Research Center
Date: 06/2014
Examines reasons for using hospitalists, characteristics of hospitalist practices, and the impacts of hospitalist use in rural settings. -
Rural-Urban Differences in Obstetric Care 2002-2010 and Implications for the Future
Journal Article
University of Minnesota Rural Health Research Center
Date: 01/2014
Measures obstetric care in both rural and urban hospitals to find if trends differ from rural and urban hospital locations. -
Birth Volume and the Quality of Care in Rural Hospitals
Journal Article
University of Minnesota Rural Health Research Center
Date: 2014
Evaluates obstetric care quality in low-, medium-, and high-volume areas by using hospital discharge data.
2012
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Quality Reporting for CAHs and Rural PPS Hospitals: The Potential Impact of Composite Measures
Policy Brief
Upper Midwest Rural Health Research Center
Date: 07/2012
As a part of a larger project that examined alternative ways of identifying high quality rural hospitals, this report assesses the use of composite scores for public reporting of quality measures as one way of addressing the low volume issue for small rural hospitals.