Publications by authors named "Stephanie A Brennhofer"

Background: Vaccines for diarrhoea could have the ancillary benefit of preventing antibiotic use. We aimed to quantify and compare the expected impact of enteric vaccines on antibiotic use via Monte Carlo simulations.

Methods: We analysed data from a longitudinal birth cohort, which enrolled children from 2009 to 2012 from Bangladesh, India, Nepal, Pakistan, and Tanzania.

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Article Synopsis
  • The study aims to improve the detection of bacterial diarrhea episodes by using fecal inflammatory biomarkers, which could help in deciding when antibiotics are needed.
  • A systematic review was conducted to analyze previous research on the effectiveness of these biomarkers, focusing on their sensitivity and specificity in identifying different bacteria associated with diarrhea.
  • The Enterics for Global Health (EFGH) study plans to test specific biomarkers in stool samples from various countries and develop prediction scores to better categorize diarrhea types using advanced detection methods like qPCR.
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Background: Shigella is a leading cause of diarrhea and dysentery in children in low-resource settings, which is frequently treated with antibiotics. The primary goal of a Shigella vaccine would be to reduce mortality and morbidity associated with Shigella diarrhea. However, ancillary benefits could include reducing antibiotic use and antibiotic exposures for bystander pathogens carried at the time of treatment, specifically for fluoroquinolones and macrolides (F/M), which are the recommended drug classes to treat dysentery.

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Provider bias has been shown to be a contributing factor to racial and ethnic disparities observed in health care settings. The purpose of this study was to examine implicit racial bias among dental hygienists. A convenience sample of licensed and practicing dental hygienists within the United States was recruited through email and national dental hygiene social media groups via snowball sampling.

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Purpose: Provider bias has been shown to be a contributing factor to racial and ethnic disparities observed in health care settings. The purpose of this study was to examine implicit racial bias among dental hygienists.

Methods: A convenience sample of licensed and practicing dental hygienists within the United States was recruited through email and national dental hygiene social media groups via snowball sampling.

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Throughout the COVID-19 pandemic, many dashboards were created to visualise clinical case incidence. Other dashboards have displayed SARS-CoV-2 sewage data, largely from countries with formal sewage networks. However, very few dashboards from low-income and lower-middle-income countries integrated both clinical and sewage data sets.

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Background: Clinical surveillance for COVID-19 has typically been challenging in low-income and middle-income settings. From December, 2019, to December, 2021, we implemented environmental surveillance in a converging informal sewage network in Dhaka, Bangladesh, to investigate SARS-CoV-2 transmission across different income levels of the city compared with clinical surveillance.

Methods: All sewage lines were mapped, and sites were selected with estimated catchment populations of more than 1000 individuals.

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In the MORDOR I trial, children under 5 years of age were randomized to receive biannual (every 6 months) azithromycin for 2 years in Niger, Malawi, and Tanzania. In 30 Nigerien communities, children aged 7-11 years, who were not enrolled in the MORDOR I trial to receive biannual azithromycin, were assessed for carriage of seven respiratory pathogens. We aimed to see whether there were effects on the carriage of these seven respiratory pathogens among 3,187 children aged 7-11 years living in the 30 communities via nasopharyngeal swabs collected at baseline (N = 1,066), as well as at year 1 (N = 1,019) and year 2 (N = 1,102)-each about 6 months after azithromycin or placebo treatment of children under age five.

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Children in low-resource settings carry enteric pathogens asymptomatically and are frequently treated with antibiotics, resulting in opportunities for pathogens to be exposed to antibiotics when not the target of treatment (i.e., bystander exposure).

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Objective: To quantify the frequency of antibiotic treatments attributable to specific enteric pathogens due to the treatment of diarrhoea among children in the first 2 years of life in low-resource settings.

Design: Secondary analysis of a longitudinal birth cohort study, Etiology, Risk Factors, and Interactions of Enteric Infections and Malnutrition and the Consequences for Child Health and Development (MAL-ED).

Setting: This study was conducted at eight sites in Bangladesh, Brazil, India, Nepal, Peru, Pakistan, South Africa and Tanzania.

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Objectives: To describe the epidemiology and risk factors for Clostridioides difficile (C. difficile) colonization among young children in eight low-resource settings.

Methods: We tested 41 354 monthly non-diarrhoeal and diarrhoeal stools for C.

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Article Synopsis
  • Valid measures of behavioral health integration allow for effective comparisons of integration models, enhance the quality of care, and assess strategic outcomes.
  • The Practice Integration Profile has successfully differentiated between various clinic types and integration methods.
  • Recent validation showed that the Practice Integration Profile has strong internal consistency and reliability, making it a valuable tool for quality improvement and health research.
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This study assessed 27 Arizona community pharmacists' and pharmacy interns' human papillomavirus (HPV) vaccine administration behaviors and influences. We recruited community pharmacists and pharmacy interns from a statewide pharmacy conference to complete a 40-item cross-sectional survey. Informed by the Theory of Planned Behavior, the survey assessed pharmacists' HPV vaccine-related behaviors, intentions, attitudes, subjective norms, and perceived behavioral control to vaccinate against HPV.

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Article Synopsis
  • * A mixed-methods evaluation identified five core IBH principles, 25 processes, and nine clinic structures, with high ratings for importance and variability in feasibility, especially regarding electronic health records (EHR).
  • * The real-world usability test showed strong acceptance of the IBH framework, indicating its utility in enhancing integration across different primary care settings, with future steps aimed at connecting the framework components to patient outcomes.
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HIV-positive patients suffer disproportionate burden of anal cancer, a disease which is primarily caused by persistent infection with human papillomavirus (HPV) and is potentially preventable with the completion of the HPV vaccine series. Past research qualitatively explored HIV-positive patients' perspectives about the HPV vaccine. However, little is known about their healthcare practitioners' vaccine recommendation behaviors, the strongest influence on vaccine uptake.

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Purpose: Immunocompromised populations including people living with HIV (PLWH) suffer disproportionate burden from anal cancer, a rare cancer caused by persistent infection of the anal canal with oncogenic strains of human papillomavirus. In the US, there are no nationally adopted screening guidelines for anal cancer. In the absence of such guidelines, this study explores healthcare practitioners' screening practices for early signs of anal cancer among PLWH.

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Objective: To perform a factor analysis of the Practice Integration Profile (PIP), a 30-item practice-level measure of primary care and behavioral health integration derived from the Agency for Healthcare Research and Quality's Lexicon for Behavioral Health and Primary Care Integration.

Data Sources: The PIP was completed by 735 individuals, representing 357 practices across the United States.

Study Design: The study design was a cross-sectional survey.

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