284 results match your criteria: "Chan School of Public Health. Boston[Affiliation]"

Background: Extracellular microRNAs (miRNAs) are a class of noncoding RNAs that remain stable in the extracellular milieu, where they contribute to various physiological and pathological processes by facilitating intercellular signaling. Previous studies have reported associations between miRNAs and cardiovascular diseases (CVDs); however, the plasma miRNA signatures of CVD and its risk factors have not been fully elucidated at the population level.

Methods And Results: Plasma miRNA levels were measured in 4440 FHS (Framingham Heart Study) participants.

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Background: Pleural mesothelioma (PM) is an uncommon and extremely aggressive malignancy associated with past exposure to asbestos. The low representation of women among PM patients is likely due to differences in occupational asbestos exposure. Due to the controversial role of female sex as a prognostic factor in PM, the study aims to evaluate the survival of females treated with lung-sparing surgery.

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Article Synopsis
  • Accurate quantification of sodium intake via self-reported surveys has been problematic, prompting researchers to use machine-learning (ML) algorithms to better predict urinary sodium excretion based on questionnaire data.
  • The study involved 3,454 participants from major health studies and found ML predictions of sodium excretion were more reliable than traditional food frequency questionnaires, showing stronger correlations and better calibration.
  • However, while ML improved predictions overall, it was still heavily influenced by body size and did not significantly reduce measurement errors related to disease outcomes.
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Background: Guidelines for the use of antihypertensives changed in 2014 and 2017. To understand the effect of these guidelines, we examined trends in antihypertensive prescriptions in the United States from 2010 to 2019 using a repeated cross-sectional design.

Methods And Results: Using electronic health records from 15 health care institutions for adults (20-85 years old) who had ≥1 antihypertensive prescription, we assessed whether (1) prescriptions of beta blockers decreased after the 2014 Eighth Joint National Committee (JNC 8) report discouraged use for first-line treatment, (2) prescriptions for calcium channel blockers and thiazide diuretics increased among Black patients after the JNC 8 report encouraged use as first-line therapy, and (3) prescriptions for dual therapy and fixed-dose combination among patients with blood pressure ≥140/90 mm Hg increased after recommendations in the 2017 Hypertension Clinical Practice Guidelines.

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Background: Food insecurity, a social and economic condition of limited availability of healthy food, is a risk factor for adverse cardiovascular health outcomes among adults; few studies have been conducted in adolescents. This study explores the association between food insecurity and cardiovascular health risk factors among a nationally representative sample of US adolescents, adopting the American Heart Association's Life's Essential 8 metric.

Methods And Results: We analyzed data from 2534 adolescents aged 12 to 19 years from the 2013 to 2018 National Health and Nutrition Examination Surveys.

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Background: Over 120 million people in the USA live in areas with unsafe ozone (O3) levels. Studies among adults have linked exposure to worse lung function and higher risk of asthma and chronic obstructive pulmonary disease (COPD). However, few studies have examined the effects of O3 in children, and existing studies are limited in terms of their geographic scope or outcomes considered.

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Deployment-related Cigarette Smoking Behaviors and Pulmonary Function Among U.S. Veterans.

Mil Med

August 2024

Pulmonary, Allergy, Sleep and Critical Care Medicine Section VA Boston Healthcare System, West Roxbury, MA 02132, USA.

Article Synopsis
  • The study investigates the impact of smoking on lung function among post-9/11 Veterans, particularly those deployed in areas with high levels of particulate matter.
  • Data was collected from 1,836 Veterans, revealing that 44.8% were ever-smokers, with most starting before deployment and smoking more during deployment.
  • Results showed a negative correlation between the number of pack-years smoked and lung function measurements, indicating that higher smoking intensity, regardless of deployment status, adversely affects lung health.
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Background: Coronary artery disease (CAD) is a leading cause of death among the 38.4 million people with HIV globally. The extent to which cardiovascular polygenic risk scores (PRSs) derived in non-HIV populations generalize to people with HIV is not well understood.

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Background: Rates of dual antiplatelet therapy (DAPT) after high-risk transient ischemic attack or minor ischemic stroke (TIAMIS) are suboptimal. We performed a cost-effectiveness analysis to characterize the parameters of a quality improvement (QI) intervention designed to increase DAPT use after TIAMIS.

Methods And Results: We constructed a decision tree model that compared current national rates of DAPT use after TIAMIS with rates after implementing a theoretical QI intervention designed to increase appropriate DAPT use.

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Background: Many individuals eligible for statin therapy decline treatment, often due to fear of adverse effects. Misinformation about statins is common and drives statin reluctance, but its prevalence on social media platforms, such as Twitter (now X) remains unclear. Social media bots are known to proliferate medical misinformation, but their involvement in statin-related discourse is unknown.

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Limited analyses based on national samples have assessed whether early attention-deficit/hyperactivity disorder (ADHD) symptoms predict later internalizing and externalizing symptoms in youth and the influence of sex and pubertal timing on subsequent psychiatric symptoms. This study analyzed data ( = 2818) from the Environmental influences on Child Health Outcomes Program national cohort. Analyses used data from early childhood (mean age = 5.

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Importance: In 2019, Nigeria had the largest number of under-5 child deaths globally and many of these deaths occurred within the first week of life. The World Health Organization recommends infant postnatal care (PNC) attendance to support newborn survival; however, utilization of PNC is known to be low in many contexts.

Objective: This study examined coverage and individual-level determinants of infant PNC attendance in Nigeria.

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Article Synopsis
  • Epidemiological studies suggest that the link between dietary protein intake and cardiovascular disease (CVD) might depend on whether the protein is plant- or animal-based, but previous research has been inconclusive.
  • The analysis involved over 16,000 CVD cases and aimed to assess how different protein sources impact the risk of CVD, ischemic heart disease (IHD), and stroke using various statistical methods.
  • Findings revealed that plant-derived protein intake was associated with a lower incidence of total stroke in never smokers, especially when replacing red and processed meat proteins, but overall, neither protein source showed a significant association with CVD, IHD, or stroke risk.
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Background: Prior research suggests clinical effects of glucagon-like peptide-1 receptor agonists (GLP-1RAs) and sodium-glucose cotransporter-2 inhibitors (SGLT2is) are mediated by changes in glycated hemoglobin, body weight, systolic blood pressure, hematocrit, and urine albumin-creatinine ratio. We aimed to confirm these findings using a meta-analytic approach.

Methods And Results: We updated a systematic review of 9 GLP-1RA and 13 SGLT2i trials and summarized longitudinal mediator data.

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[Guidelines for clinical trial protocols for interventions involving artificial intelligence: the SPIRIT-AI extensionDiretrizes para protocolos de ensaios clínicos com intervenções que utilizam inteligência artificial: a extensão SPIRIT-AI].

Rev Panam Salud Publica

December 2023

Centre for Patient Reported Outcomes Research Institute of Applied Health Research University of Birmingham Birmingham Reino Unido Centre for Patient Reported Outcomes Research, Institute of Applied Health Research, University of Birmingham, Birmingham, Reino Unido.

Objective.: To determine if there was an association between intrapartum stillbirths and both traveled distance for delivery and delivery care accessibility, assessing periods before and during the COVID-19 pandemic.

Methods.

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Introduction: The prevalence of poor sleep quality and sleep apnea differs by race and ethnicity and may contribute to racial disparities in cognitive aging. We investigated whether sleep quality and sleep apnea risk were associated with cognitive function and decline and whether the associations differed by race/ethnicity.

Methods: Participants from the Kaiser Healthy Aging and Diverse Life Experiences (KHANDLE; = 1690; mean age: 75.

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The CONSORT 2010 statement provides minimum guidelines for reporting randomized trials. Its widespread use has been instrumental in ensuring transparency in the evaluation of new interventions. More recently, there has been a growing recognition that interventions involving artificial intelligence (AI) need to undergo rigorous, prospective evaluation to demonstrate impact on health outcomes.

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[Guidelines for clinical trial protocols for interventions involving artificial intelligence: the SPIRIT-AI extensionDiretrizes para protocolos de ensaios clínicos com intervenções que utilizam inteligência artificial: a extensão SPIRIT-AI].

Rev Panam Salud Publica

February 2023

Centre for Patient Reported Outcomes Research Institute of Applied Health Research University of Birmingham Birmingham Reino Unido Centre for Patient Reported Outcomes Research, Institute of Applied Health Research, University of Birmingham, Birmingham, Reino Unido.

The SPIRIT 2013 statement aims to improve the completeness of clinical trial protocol reporting by providing evidence-based recommendations for the minimum set of items to be addressed. This guidance has been instrumental in promoting transparent evaluation of new interventions. More recently, there has been a growing recognition that interventions involving artificial intelligence (AI) need to undergo rigorous, prospective evaluation to demonstrate their impact on health outcomes.

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Artificial intelligence for venous thromboembolism prophylaxis: Clinician perspectives.

Res Pract Thromb Haemost

November 2023

Division of Hematology, Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.

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Since the discovery of natural malaria vector populations infected by the endosymbiont bacterium , a renewed interest has arisen for using this bacterium as an alternative for malaria control. Among naturally infected mosquitoes, , a major malaria mosquito in Central Africa, exhibits one of the highest prevalences of infection. To better understand whether this maternally inherited bacterium could be used for malaria control, we investigated influence in populations naturally infected by the malaria parasite .

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Background: Excessive daytime sleepiness (EDS), experienced in 10% to 20% of the population, has been associated with cardiovascular disease and death. However, the condition is heterogeneous and is prevalent in individuals having short and long sleep duration. We sought to clarify the relationship between sleep duration subtypes of EDS with cardiovascular outcomes, accounting for these subtypes.

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[Not Available].

Salud Publica Mex

April 2023

Centro de Investigación en Salud Poblacional, Instituto Nacional de Salud Pública. Cuernavaca, Morelos, Mexico. Department of Global Health and Population, Harvard T.H. Chan School of Public Health. Boston, Massachusetts, USA..

Objective: To estimate prostate cancer (PC) survival in Mexico and explore survival disparities according to the marginalization level of residence place.

Materials And Methods: A nationwide administrative claims database (4 110 men) whose PC treatment was financed by Seguro Popular between 2012-2016, was cross-linked to the National Mortality Registry up to December 2019. Patients were classified according to their oncological risk at diagnosis and the marginalization level of the residence municipality.

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Background: Patients with rheumatoid arthritis (RA) have a 2- to 10-fold increased risk of cardiovascular disease (CVD), but the biological mechanisms and existence of causality underlying such associations remain to be investigated. We aimed to investigate the genetic associations and underlying mechanisms between RA and CVD by leveraging large-scale genomic data and genetic cross-trait analytic approaches.

Methods And Results: Within UK Biobank data, we examined the genetic correlation, shared genetics, and potential causality between RA (N=6754, N=452 384) and cardiovascular diseases (CVD, N=44 238, N=414 900) using linkage disequilibrium score regression, cross-trait meta-analysis, and Mendelian randomization.

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Introduction: Sexually transmitted infection (STI) rates are rising among women in the United States, increasing the importance of routine STI testing. Beginning in 2014, some states expanded Medicaid under the Affordable Care Act, providing health coverage to most individuals in and near poverty. Here, we investigate whether Medicaid expansion changed rates of STI testing among U.

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