8,713 results match your criteria: "George Mason University[Affiliation]"

Association of Social Vulnerability and Access to Higher Quality Medicare Advantage Plans.

J Gen Intern Med

December 2024

Department of Health Administration and Policy, College of Public Health, George Mason University, Fairfax, USA.

Background: With more than half of all beneficiaries enrolled in Medicare Advantage (MA) plans, ensuring access to high-quality MA plans is a key concern for policymakers. Access to high-quality MA plans may be limited in certain areas if private insurers are not willing to offer high-quality MA plans in local areas with greater unmet health-related social needs.

Objective: This study examined the association of a market-level social vulnerability index (SVI) score with the number of high-quality MA plans.

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Validation of administrative health data for the identification of endometriosis diagnosis.

Hum Reprod

December 2024

Department of Family and Preventative Medicine, University of Utah, Salt Lake City, UT, USA.

Study Question: How do endometriosis diagnoses and subtypes reported in administrative health data compare with surgically confirmed disease?

Summary Answer: For endometriosis diagnosis, we observed substantial agreement and high sensitivity and specificity between administrative health data-International Classification of Diseases (ICD) 9 codes-and surgically confirmed diagnoses among participants who underwent gynecologic laparoscopy or laparotomy.

What Is Known Already: Several studies have assessed the validity of self-reported endometriosis in comparison to medical record reporting, finding strong confirmation. We previously reported high inter- and intra-surgeon agreement for endometriosis diagnosis in the Endometriosis, Natural History, Diagnosis, and Outcomes (ENDO) Study.

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Despite a well-established system of community lands, the current lack of spatial data on community territories impacts how Indigenous peoples and local communities (IPs and LCs) in Europe are included in global discussions about land rights recognition and their critical role in land stewardship. We present an aggregation of spatial data for 42.5 Mha of recognized IPs and LCs lands in Western and Northern Europe, including data that were not previously included in global datasets.

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Growing wildfire smoke represents a substantial threat to air quality and human health. However, the impact of wildfire smoke on human health remains imprecisely understood due to uncertainties in both the measurement of exposure of population to wildfire smoke and dose-response functions linking exposure to health. Here, we compare daily wildfire smoke-related surface fine particulate matter (PM) concentrations estimated using three approaches, including two chemical transport models (CTMs): GEOS-Chem and the Community Multiscale Air Quality (CMAQ) and one machine learning (ML) model over the contiguous US in 2020, a historically active fire year.

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This study analyzed 1432 questions asked in 19 surveys ( = 43,014) on COVID-19 vaccines between January 2020 and August 2022 using dimensions including (1) information sources about COVID-19 vaccine, (2) information about the access, effectiveness, and side effects of COVID-19 vaccine, (3) COVID-19 vaccine hesitancy (i.e. false perception, skepticism, and vaccine refusal), (4) motivations to get the COVID-19 vaccine (i.

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Children's dietary quality is suboptimal, increasing the risk of numerous chronic illnesses. Salad bars (SBs) have potential to enhance children's nutritional intake within the National School Lunch Program (NSLP); yet, empirical support is lacking. To address this gap, we evaluated the impact of school salad bars on dietary quality and energy intake at lunch.

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Background/objectives: prediabetes is a significant risk factor for the development of type 2 diabetes, cardiovascular diseases, chronic kidney disease, and other complications. Early diagnosis of prediabetes, coupled with education on lifestyle changes that support blood glucose management, are crucial for the prevention or delay of type 2 diabetes and related complications. This study aimed to evaluate the impact of incorporating real-time feedback from continuous glucose monitoring (CGM) into individualized nutrition therapy (INT) on blood glucose control in individuals with prediabetes who are overweight or obese.

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Anthropogenic activities impacting marine environments are internationally recognized as welfare issues for wild cetaceans. This study validates a first evidence-based physical indicator for the welfare assessment protocol of humpback (n = 50) and fin whales (n = 50) living in a highly anthropized environment. Visual assessments of body condition, skin health, prevalence of injuries and parasite/epibiont loads were performed using a species-specific multi-scale measuring tool.

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Background: Legal-involved veterans with opioid use disorder (OUD) have lower receipt of medications for opioid use disorder (MOUD) than other veterans served at the Veterans Health Administration (VHA). This qualitative study examined the influence of the criminal justice system on access to MOUD for legal-involved veterans in the U.S.

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Introduction: Atrial fibrillation (AF) in end-stage kidney disease (ESKD) and kidney transplant (KTx) recipients presents challenges in stroke risk management. This study aimed to compare hospitalization rates for ischemic and hemorrhagic cerebrovascular events in ESKD and KTx patients with and without AF.

Methods: Using the National Inpatient Sample (2005-2019), retrospective analysis was conducted on hospitalizations for ESKD and KTx patients with and without AF.

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This study examines household welfare dynamics during the COVID-19 pandemic, using harmonized data from over 300 phone surveys in 80 countries during 2020 and 2021, representing more than 2.5 billion people. The analysis traces out the evolution of employment and income across and within countries as restrictions on economic activity were relaxed.

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Use of Digital Health and Digital Therapeutics to Treat SUD in Criminal Justice Settings: a Review.

Curr Addict Rep

February 2024

Schar School of Policy and Government, George Mason University, 3351 Fairfax Drive, Arlington, VA 22201, USA.

Purpose Of Review: The purpose of this review is to investigate the use of digital health technologies and/or digital therapeutics (DTx) products in the treatment of substance use disorders (SUDs) in the general population and among criminal justice-involved individuals.

Recent Findings: Despite an expanding evidence base, only three SUD DTxs have received federal regulatory approval. Across studies, DTx products have proven successful in engaging patients in SUD treatment and reducing healthcare costs and resource utilizations.

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Decreasing responsiveness to repeated visual stimuli (i.e., the inability to sustain attention) in jumping spiders (Salticidae) parallels that found in humans.

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Background: While many clinical computed tomography (CT) protocols use helical scanning, the traditional method for measuring the volume CT Dose Index (CTDI) requires modifying the helical protocol to perform a single axial rotation. This modification can present challenges and mismatched settings across various scanner models.

Purpose: This study investigates the generalizability of a helical methodology for estimating CTDI across a diverse range of participants, CT scanner models, and protocol parameters.

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Examination of the host-associated microbiome in wildlife can provide critical insights into the eco-evolutionary factors driving species diversification and response to disease. This is particularly relevant for isolated populations lacking genomic variation, a phenomenon that is increasingly common as human activities create habitat 'islands' for wildlife. Here, we characterised the gut and otic microbial communities of one such species: Channel Island foxes (Urocyon littoralis).

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Dance is physically demanding and often involves unilateral movements performed within a small base of support. Prior authors have reported that dancers use one leg preferentially over the other (ie, lower extremity asymmetry). Increased leg asymmetry-quantified using the Limb Symmetry Index (LSI), is associated with increased injury risk.

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Amblyopia is the most common cause of vision loss in children. Amblyopia has been associated with impaired depth perception but little attention has been paid to the extent to which amblyopia increases the risk of obesity. Public-use data from the 1999-2008 National Health and Nutrition Examination Survey were used.

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This article explores dementia care in Japan's aging population with a focus on mitigating social isolation and loneliness in older adults with dementia. Through an in-depth examination of case studies, the study highlights several community-based interventions, including Community Cafés, the Dementia Supporter Caravan, and the Omuta City Dementia Care model. These cases provide insights into how these initiatives foster community engagement and inclusive environments.

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Article Synopsis
  • The text discusses the importance of forecasting future health issues in the USA for effective planning and public awareness regarding disease and injury burdens.
  • It describes the methodology for predicting life expectancy, cause-specific mortality, and disability-adjusted life-years (DALYs) from 2022 to 2050 using the Global Burden of Diseases framework.
  • The forecasting includes various scenarios to assess the potential impacts of health risks and improvements across the country, focusing on demographic trends and health-related risk factors.
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Early Detection of Basal Cell Carcinoma of Skin From Medical History.

Qual Manag Health Care

December 2024

Author's Affiliation: Health Services Research, Department of Health Administration and Policy, College of Public Health, George Mason University, Fairfax, Virginia.

Background And Objectives: Basal cell carcinoma (BCC) is the most common form of skin cancer, originating from basal cells in the skin's outer layer. It frequently arises from prolonged exposure to ultraviolet (UV) radiation from the sun or tanning beds. Although BCC rarely metastasizes, it can cause significant local tissue damage if left untreated.

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Objectives: In this work, which forms part of a larger study of a longitudinal intervention focused on empowering Community Mental Health Workers in a humanitarian context, we examine changes in and correlates of well-being of refugees as a result of discriminatory practices by the State, with comparisons motivated by a mechanistic model of well-being.

Design: This cohort study examines well-being at a single follow-up time as predicted by baseline characteristics in response to a changing social conditions including security raids on our participants; the parent interventional randomised trial focuses on a population of youth in a refugee context, but the present work precedes the main intervention period.

Setting: Refugee populations are among the most vulnerable globally, and the total refugee population is growing dramatically.

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We examine whether ridesharing provides a meaningful transportation alternative for those who require ongoing healthcare. Specifically, we combine variation in UberX entry across the U.S.

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Article Synopsis
  • - The study explores the challenges faced by community-based providers of medications for opioid use disorders (MOUD) when collaborating with recovery courts, which mandate treatment instead of incarceration but rely on outside resources for support.
  • - Providers reported that a lack of knowledge about recovery courts, negative feelings toward the criminal justice system, and staffing shortages hinder effective collaboration, while complex communication requirements and unresponsive courts were common obstacles.
  • - Despite these barriers, direct interactions with recovery court staff and shared goals of helping individuals in recovery were identified as key factors that could enhance collaboration and improve access to care.
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