Publications by authors named "Sandoval N"

Background: Increasing access to and utilization of long-acting reversible contraceptives (LARC) can prevent unintended pregnancies and reduce unmet need for family planning in Ethiopia However, LARC uptake lags behind less effective contraceptive methods. This study aimed to analyze the geographical distribution and demographic factors associated to LARC uptake.

Methods: The 2019 Performance Monitoring For Action Ethiopia (PMA Ethiopia) survey data was used.

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Background: Atrial septal defects (ASDs) are a common cause of congenital heart disease worldwide.

Objectives: The purpose of the study was to assess change over time in surgical outcomes for ASD repair and identify patient-level risk factors for adverse postoperative outcomes.

Methods: We analyzed cases of isolated ASD in patients <18 years from 2010 to 2020 from 71 sites participating in the International Quality Improvement Collaborative for Congenital Heart Disease.

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Menopause affects over a million individuals annually and is characterized by variable and declining ovarian hormones. Decreasing estrogen levels impact energy homeostasis and increases the risk of metabolic disorders. Energy expenditure is largely directed towards thermoregulation, which is modulated in part by estrogen receptor (ER) α expressing neurons in the hypothalamus.

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Article Synopsis
  • - The study aimed to find opportunities for improving antibiotic stewardship (AS) in medical-surgical intensive care units (MS-ICUs) and general wards (Gral-wards) across 41 hospitals in Latin America from March 2022 to February 2023.
  • - Data was collected on antimicrobial use (AU) from 5780 MS-ICU and 7726 Gral-ward patients, revealing a 53.5% AU prevalence in MS-ICUs and 25.5% in Gral-wards, with a significant portion of antibiotics used for treating infections and surgical prophylaxis.
  • - The study highlighted key areas for improvement in AU practices, including better antibiotic selection, the need for de
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Background: Infection prevention and control (IPC) programs are essential to prevent and control the spread of multidrug-resistant organisms in healthcare facilities (HCFs). The current implementation of these programs in Latin America remains largely unknown.

Methods: We conducted a mixed-methods evaluation of IPC program implementation in HCFs from Guatemala, Panama, Ecuador, and Argentina, March-July 2022.

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  • Limited information exists on healthcare workers' views about infection prevention and control (IPC) in Latin America, prompting a survey conducted across 30 hospitals in the region.
  • The survey, completed by 1,340 healthcare workers, revealed high self-reported compliance with hand hygiene and prevention measures, but a notable gap in perceived peer compliance.
  • Findings highlighted the need for enhanced training and awareness among healthcare workers, particularly physicians, regarding IPC practices and healthcare-associated infection (HAI) rates.
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Chylopericardium is a rare complication after cardiac transplantation. We report a case of a 69-year-old woman with persistent chylopericardium after a heart transplantation due to Chagas disease. Failure of conservative treatment led to dynamic contrast-enhanced magnetic resonance lymphangiography and percutaneous radiologic intervention of the lymphatic leakage and symptoms resolution.

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Background: High energy requirements and poor feeding can lead to growth failure in patients with ventricular septal defect (VSD), but effects of preoperative malnutrition on surgical outcomes are poorly understood, especially in low-resource settings.

Methods And Results: We analyzed a cohort of children <5 years of age undergoing VSD closure at 60 global centers participating in the International Quality Improvement Collaborative for Congenital Heart Disease, 2015 to 2020. We calculated adjusted odds ratios (ORs) for in-hospital death and major infection and adjusted coefficients for duration of intensive care unit stay for 4 measures of malnutrition: severe wasting (weight-for-height score, <-3), moderate wasting (-3 View Article and Find Full Text PDF

Background: The burden of antimicrobial resistance (AMR) in Latin America is high. Little is known about healthcare workers' (HCWs) knowledge, attitudes, and perceptions of antimicrobial stewardship (AS), AMR, and antibiotic use (AU) in the region.

Methods: HCWs from 42 hospitals from 5 Latin American countries were invited to take an electronic, voluntary, anonymous survey regarding knowledge, attitudes, and perceptions of AS, AMR, and AU between March-April 2023.

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Purpose: The benefits of pharmacists' involvement in medical emergencies are well established, but optimal methods of training pharmacists for emergency response are unknown. The primary objective of this report is to describe the design and evaluation of a pharmacy resident medical emergency response training (PR-MERT) program for preparing trainees to respond to hospital medical emergencies, including cardiac arrest and rapid sequence intubation (RSI).

Summary: The PR-MERT program was a year-long longitudinal experience designed to prepare postgraduate year 1 pharmacy residents for medical emergency response.

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Balance between metabolic and reproductive processes is important for survival, particularly in mammals that gestate their young. How the nervous system coordinates this balance is an active area of study. Herein, we demonstrate that somatostatin (SST) neurons of the tuberal hypothalamus alter feeding in a manner sensitive to metabolic and reproductive states in mice.

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The (WCPCCS) will be held in Washington DC, USA, from Saturday, 26 August, 2023 to Friday, 1 September, 2023, inclusive. The will be the largest and most comprehensive scientific meeting dedicated to paediatric and congenital cardiac care ever held. At the time of the writing of this manuscript, has 5,037 registered attendees (and rising) from 117 countries, a truly diverse and international faculty of over 925 individuals from 89 countries, over 2,000 individual abstracts and poster presenters from 101 countries, and a Best Abstract Competition featuring 153 oral abstracts from 34 countries.

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Phage therapy to treat life-threatening drug-resistant infections has been hampered by technical challenges in phage production. Cell-free bacteriophage synthesis (CFBS) can overcome the limitations of standard phage production methods by manufacturing phage virions in vitro. CFBS mimics intracellular phage assembly using transcription/translation machinery (TXTL) harvested from bacterial lysates and combined with reagents to synthesize proteins encoded by a phage genomic DNA template.

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Background: This study aimed to develop a novel clinical approach to predict intensive care unit (ICU) admission and mortality among coronavirus disease 2019 (COVID-19) patients in the emergency department (ED).

Methods: A retrospective cohort study was conducted including adults ≥ 18 years diagnosed with COVID-19 in the emergency department and admitted to the ICU between March and July 2020 in an academic hospital. The outcome variables were mortality and ICU admission.

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Article Synopsis
  • Gdf5 plays a crucial role in joint development, and its dysregulation can lead to osteoarthritis due to improper joint morphology.
  • Researchers identified transcription factors that regulate Gdf5 expression and studied their interactions in developing chicken limbs, using various analysis techniques like hybridization and scRNA-seq.
  • The study found that specific binding sites for transcription factors Fox and Sox are essential for Gdf5 activity; mutations in these sites affected the enhancer's activity differently, indicating their roles in regulating joint development.
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  • The study investigates the ability of marine microorganisms in coastal sediments to produce wax esters (WE) and triacylglycerols (TAG), which are important types of neutral lipids.
  • Researchers collected and analyzed sediment samples from subantarctic and Antarctic environments, finding a high abundance and diversity of bacteria capable of synthesizing these lipids, specifically looking at the gene associated with the key enzyme WS/DGAT.
  • The findings suggest that the observed lipid synthesis is linked to broader metabolic processes like fatty-acid metabolism and carbon recycling, highlighting the ecological significance of these bacteria in marine ecosystems.
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Background: Antimicrobial resistance has worsened in Latin America. There is an urgent need to understand the development of antimicrobial stewardship programs (ASPs) and the barriers to implementing effective ASPs in light of limited national action plans or policies to promote ASPs in the region.

Methods: We performed a descriptive mixed-methods study of ASPs in 5 Latin American countries in March-July 2022.

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The global of paediatric and congenital heart disease (PCHD) is substantial. We propose a novel public health framework with recommendations for developing effective and safe PCHD services in low-income and middle-income countries (LMICs). This framework was created by the Global Initiative for Children's Surgery Cardiac Surgery working group in collaboration with a group of international rexperts in providing paediatric and congenital cardiac care to patients with CHD and rheumatic heart disease (RHD) in LMICs.

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Trade-offs between metabolic and reproductive processes are important for survival, particularly in mammals that gestate their young. Puberty and reproduction, as energetically taxing life stages, are often gated by metabolic availability in animals with ovaries. How the nervous system coordinates these trade-offs is an active area of study.

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The Gram-positive, spore-forming, obligate anaerobic firmicute species that make up the genus have broad feedstock consumption capabilities and produce value-added metabolic products, but genetic manipulation is difficult, limiting their broad appeal. CRISPR-Cas systems have recently been applied to species, primarily using Cas9 as a counterselection marker in conjunction with plasmid-based homologous recombination. CRISPR interference is a method that reduces gene expression of specific genes via precision targeting of a nuclease deficient Cas effector protein.

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Objective: As COVID-19 continues to affect the global population, it is crucial to study the impact of the disease in vulnerable populations. This study of a diverse, international cohort aims to provide timely, experiential data on the course of disease in paediatric patients with congenital heart disease (CHD).

Methods: Data were collected by capitalising on two pre-existing CHD registries, the International Quality Improvement Collaborative for Congenital Heart Disease: and the Congenital Cardiac Catheterization Project on Outcomes.

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Background: The lack of evidence on complications using mitral valve approaches leaves the choice of risk exposure to the surgeon's preference, based on individual experience, speed, ease, and quality of exposure.

Methods: The present study analysed patients undergoing mitral valve surgery using a superior transseptal approach or a left-atrial approach between 2006 and 2018. We included first-time elective mitral valve procedures, isolated, or combined, without a history of rhythm disturbances.

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As individuals age, they become increasingly prone to infectious diseases, many of which are vaccine-preventable diseases (VPDs). Adult immunization has become a public health priority in the modern era, yet VPDs vaccination rates for adults are low worldwide. In Central America and Caribbean, national recommendations and vaccination practices in adults differ across countries, and adult vaccination coverage data are limited.

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Direct oral anticoagulants (DOACs), which includes thrombin and factor Xa inhibitors, have emerged as the preferred therapeutics for thrombotic disorders, penetrating a market previously dominated by warfarin and heparin. This article describes the discovery and profiling of a novel series of N-acylpyrazoles, which act as selective, covalent, reversible, non-competitive inhibitors of thrombin. We describe in vitro stability issues associated with this chemotype and, importantly, demonstrate that N-acylpyrazoles successfully act in vivo as anticoagulants in basic thrombotic animal models.

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