519 results match your criteria: "Harvard University T H Chan School of Public Health.[Affiliation]"

Introduction: Burnout, low motivation, and poor job satisfaction among community health workers (CHWs) have negative impacts on health workers and on patients. This study aimed to characterize levels of burnout, motivation, and job satisfaction in CHWs in Madhya Pradesh, India and to determine the relation between these levels and participant characteristics. This study can inform efforts to promote wellbeing and address stress in this population.

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Gene Regulatory Networks (GRNs) reveal complex interactions between genes in organisms, crucial for understanding the life system's operation. The rapid development of biotechnology, especially single-cell RNA sequencing (scRNA-seq), has generated a large amount of scRNA-seq data, which can be analyzed to explore the regulatory relationships between genes at the single-cell level. Previous models used to construct GRNs mainly aim at constructing associative relationships between genes, but usually fail to accurately reveal the causality between genes.

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Canada-wide survey of school food programs.

Appl Physiol Nutr Metab

November 2024

University of Toronto Temerty Faculty of Medicine, Department of Nutritional Sciences, Toronto, Ontario, Canada.

Canada remains one of few Organisation for Economic Co-operation and Development (OECD) countries without a well-established nationally harmonized and funded school food program (SFP); however, the Canadian federal government recently announced the development and implementation of a national SFP that might supersede the uncoordinated patchwork of SFPs currently delivered across Canada. We designed and conducted novel survey research to systematically identify the characteristics of organization-led SFPs, building on previous research that focused on the characteristics of provincial and territorial government involvement in school food programming. An electronic survey was developed to include items deemed most relevant based on applicable literature and expert content validation, and distributed to organizations involved in the purchasing, planning, and/or preparation of school foods.

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Article Synopsis
  • - The study assessed the prevalence of drug resistance mutations (DRMs) to integrase strand transfer inhibitors (INSTIs) just before Botswana switched to dolutegravir (DTG) for first-line HIV treatment in 2016, analyzing over 5,000 HIV-1 sequences from various individuals.
  • - Results indicated that the overall prevalence of significant INSTI DRMs was 1.11%, with higher rates found in those who had not received antiretroviral treatment (ART-naïve individuals) compared to those who had (ART-experienced individuals).
  • - Notable mutations associated with INSTI resistance included E138K and G140R, but high-level resistance to newer drugs like dolutegravir
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Introduction: Air pollution presents a major public health threat to India, affecting more than three quarters of the country's population. In the current project, GEOHealth Health Effects of Selected Environmental Exposomes Across the Life CourSe-India, we aim to study the effect of environmental exposomes-fine particulate matter (PM), nitrogen dioxide (NO), ozone (O) and extremes of temperature-on multiple health outcomes using a modified life course approach. The associated training grant aims to build capacity in India to address the unique environmental health problems.

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Background: Implementation science increasingly aims to improve equity in delivery of evidence-based interventions. It is important to expand the conceptualization of the inner setting, organizations like community health centers where interventions are put into place, accordingly. Taking a comprehensive, partnered approach to measuring the inner setting among a network of community health centers engaged in implementation research ensures assessment of the variability among sites and generates centralized contextual data that can be applied across studies.

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Article Synopsis
  • A systematic review was conducted to assess the quality of health care for sick children in Ethiopia, synthesizing evidence from various studies that highlighted barriers and enablers to quality care.
  • The review analyzed 36 studies, mostly nonexperimental and focused on public health facilities, revealing low-quality structural and interpersonal processes of care, despite some successful interventions in reducing child mortality.
  • Key barriers identified included a lack of essential drugs and trained staff, while enabling factors involved health system improvements like user-centered services and community engagement strategies.
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Background: Maternal continuum of care (MCC) is the utilisation of maternal health care services, including 4+ antenatal care (ANC) visits, skilled birth attendants (SBAs), and postnatal care (PNC). This systematic review and meta-analysis assessed the pooled proportion of MCC utilisation among women in sub-Saharan Africa (SSA) and its association with selected sociodemographic factors.

Methods: We identified keywords and MeSH terms related to the condition (MCC), the context (SSA), and population (women with history of childbirth) to search for published or unpublished observational studies.

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Article Synopsis
  • Previous studies showed limited evidence on how buprenorphine versus methadone affects different groups of people using opioids, particularly with the rise of fentanyl use.
  • The study aimed to compare the risks of treatment discontinuation and mortality between individuals using buprenorphine/naloxone versus those using methadone for opioid use disorder in British Columbia from 2010 to 2020.
  • Findings revealed that users of buprenorphine/naloxone had a significantly higher likelihood of discontinuing treatment after 24 months compared to those on methadone, with 88.8% versus 81.5% discontinuing, indicating that methadone may be more effective in retaining users.
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Collagen peptides have been reported to display various bioactivities and high bioavailability. Recently, increasing evidence has revealed the excellent wound-healing activity of collagen peptides, but their molecular mechanisms remain incompletely elucidated. This review systematically evaluates the therapeutic efficacy of collagen peptides from diverse sources based on various wound models.

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Purpose: Cardiovascular disease (CVD) is one of the leading causes of death worldwide. Physical activity (PA) has previously been shown to be a prominent risk factor for CVD mortality. Traditionally, measurements of PA have been self-reported and based on various summary metrics.

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Dynamic changes of fatty acids and (R)-dichlorprop toxicity in Arabidopsis thaliana: correlation, mechanism, and implications.

Environ Sci Pollut Res Int

September 2024

MOE Key Laboratory of Environmental Remediation & Ecosystem Health, College of Environmental and Resource Sciences, Zhejiang University, Hangzhou, 310058, China.

Plant fatty acids (FAs) are critical components of lipids and play an important role in coping with pollution-induced stress. However, the relationship between the fluctuating changes of FAs and the toxic effects of pollutants is not clear. Here, we analyzed and identified 19 FAs, namely 14 medium and long chain fatty acids (MLCFAs) and 5 very long chain fatty acids (VLCFAs).

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Objectives: We investigated the associations of lifetime and everyday discrimination with cognitive function.

Methods: Data were from the Chicago Community Adult Health Study (n=2952, mean age=43 years [SD=17]). We fitted multivariable linear regression models to quantify the discrimination-cognition associations.

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Findings Associated With Prolonged COVID-19 Recovery Among Boston Healthcare Workers.

J Occup Environ Med

December 2024

From the Faculty of Medicine, American University of Beirut, Beirut, Lebanon (N.Z.); Occupational Medicine, Cambridge Health Alliance, Harvard Medical School, Cambridge, Massachusetts (K.L., E.I., J.B., N.N., S.N.K., F.-Y.L.); Department of Environmental Health, Harvard University T.H. Chan School of Public Health, Boston, Massachusetts (K.L., M.S.P., S.N.K., F.-Y.L.); Infection Prevention and Infectious Diseases, Cambridge Health Alliance, Harvard Medical School, Cambridge, Massachusetts (E.I.); Department of Preventive Medicine and Public Health, School of Medicine, Universidad Autónoma de Madrid and CIBERESP (CIBER of Epidemiology and Public Health), Madrid, Spain (M.S.P.); IMDEA-Food Institute, CEI UAM+CSIC, Madrid, Spain (M.S.P.); Institute of Health and Welfare Policy, National Yang Ming Chiao Tung University, Taipei, Taiwan (F.-Y.L.); and Occupational Medicine, Department of Family Medicine, National Yang Ming Chiao Tung University Hospital, Yilan, Taiwan (F.-Y.L.).

Objective: This study aimed to evaluate the long-term, symptomatic recovery of healthcare workers from acute COVID-19 infections up to 3 years after the initial COVID-19 outbreak.

Methods: A cross-sectional study was performed among employees of a community-based healthcare system in Massachusetts who had a recorded positive COVID-19 test. Survey responses were collected between September 2022 and January 2023.

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Article Synopsis
  • - VESTED (NCT03048422) compared the safety and effectiveness of three antiretroviral therapy regimens in pregnant and postpartum women with HIV, finding a low vertical transmission rate of 0.60% among infants.
  • - The study analyzed data from 2018 to 2020, enrolling women in early pregnancy and measuring outcomes up to 50 weeks postpartum, focusing on HIV drug resistance in cases of transmission.
  • - Results revealed that mothers taking efavirenz-based treatment prior to switching to dolutegravir likely contributed to the transmission of specific HIV drug resistance mutations to their infants, despite prophylactic treatment.
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Introduction: Postpartum anaemia is often caused by iron deficiency with onset during the antepartum period and can be exacerbated by excessive blood loss at birth. Its prevalence is estimated as 50-80% in low-income and middle-income countries. It poses adverse consequences on the mother and negatively impacts her ability to care for her newborn.

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Introduction: Despite the progress in reducing child mortality, the rate remains high, particularly in sub-Saharan African countries. Limited data exist on child survival and other birth outcomes by sex. This study compared survival rates and birth outcomes by sex among neonates and children under 2 in Ethiopia.

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Background: HIV testing and starting antiretroviral therapy (ART) are pivotal in treating people living with HIV (PLHIV) but sustaining PLHIV on treatment remains challenging. We assessed retention and attrition in community client-led antiretroviral distribution groups (CCLADs) in Uganda and identified positive deviant practices that foster long-term retention.

Methods: Using explanatory mixed methods, we collected longitudinal medical data from 65 health facilities across 12 districts in East Central Uganda.

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Sex-biased Regulation of Extracellular Matrix Genes in COPD.

Am J Respir Cell Mol Biol

August 2024

Brigham and Womens, Channing Division of Network Medicine, Boston, Massachusetts, United States.

Compared to men, women often develop COPD at an earlier age with worse respiratory symptoms despite lower smoking exposure. However, most preventive, and therapeutic strategies ignore biological sex differences in COPD. Our goal was to better understand sex-specific gene regulatory processes in lung tissue and the molecular basis for sex differences in COPD onset and severity.

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Background: Homelessness is a disruptive life event with profound impacts on children's health. It remains unclear, however, whether homelessness in early life has an enduring association with asthma and wheezing among school-aged children.

Objective: To test whether early-life homelessness is prospectively associated with asthma and wheezing during school-aged years.

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Background: Recurrence score (RS) based on a 21-gene genomic assay is frequently used to estimate risk of distant recurrence for choice of adjuvant chemotherapy in breast cancer. It remains unclear whether RS is an independent prognostic factor for breast cancer-specific survival (BCSS) and overall survival (OS) in the TAILORx trial population.

Methods: We evaluated the association of RS with BCSS and OS plus recurrence-free interval (RFI) and invasive disease-free survival (DFS) using multivariable Cox proportional hazards regression analysis, adjusting for clinicopathologic measures, in 8,916 patients with hormone receptor-positive, HER2-negative, node-negative breast cancer.

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Previous studies have examined how various aspects of positive psychological well-being (PPWB) independently relate to healthy aging, yet a notable gap remains in understanding the effects of their overlap (i.e., shared variance).

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