Publications by authors named "Ana Pizarro"

Objectives: To systematically evaluate definitions of "racial health equity" (RHE) and related terms within health-related academic literature.

Study Design And Setting: We systematically evaluated definitions of RHE and related terms within health-related academic articles. Articles published in English were included, and no date restrictions were imposed.

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Article Synopsis
  • - The study aimed to find evidence syntheses of health interventions that focus on racial health equity, examining the use of equity-focused frameworks and logic models.
  • - Researchers conducted a search across multiple sources, including bibliographic databases and interviews, to identify effective frameworks, finding only two out of 153 reviews used logic models to explain interventions.
  • - The results indicated a scarcity of logic models and frameworks in these studies, highlighting an urgent need for more comprehensive frameworks to better guide the research and interpretation of findings in racial health equity.
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Objectives: Systematic reviews hold immense promise as tools to highlight evidence-based practices that can reduce or aim to eliminate racial health disparities. Currently, consensus on centering racial health equity in systematic reviews and other evidence synthesis products is lacking. Centering racial health equity implies concentrating or focusing attention on health equity in ways that bring attention to the perspectives or needs of groups that are typically marginalized.

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Article Synopsis
  • The study evaluated systematic reviews of interventions aimed at improving racial health equity among racialized populations, particularly those published between January 2020 and January 2023.
  • Analysis of 157 reviews revealed that only 14% addressed the role of racism in health disparities, and 67% merely summarized studies without proper synthesis, with many using biased methods for effect sizes.
  • The findings highlight a need for better research quality, comprehensive examination of racism, and a focus on structural interventions to enhance opportunities for racialized groups in addressing health inequities.
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  • The study aimed to define and address racial health equity within systematic reviews by exploring how to effectively staff, conduct, and evaluate these reviews.
  • Twenty-nine participants, including patients and healthcare professionals, discussed the importance of social determinants of health and the role of community members in the review process.
  • To ensure racial health equity in systematic reviews, stakeholders called for adjustments in funding, methods, and communication strategies, emphasizing the need for resources and collaboration among interest holders.
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Half-sandwich Ru(II)- and Os(II)-arene complexes have great potential for catalytic and biological applications. The possibility of fine-tuning their chemical reactivity by including modifications in the ligands around the metal adds to their many advantages. However, structural modifications at the η-bound arene have had significant synthetic limitations, particularly in the design of Os(II)-tethered complexes.

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  • The study investigates the incidence of transient neurologic syndrome (TNS) after spinal anesthesia using two different spinal needle types (Quincke vs. Sprotte).
  • The trial involved 150 patients undergoing lower abdomen or extremity surgeries and assessed pain levels post-operation using a Visual Analog Scale.
  • Results showed that TNS occurred in 45 patients, with more severe pain reported in the Sprotte group, indicating the Quincke needle might be associated with less severe postoperative pain.
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Background: Although many people infected with SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2) experience no or mild symptoms, some individuals can develop severe illness and may die, particularly older people and those with underlying medical problems. Providing evidence-based interventions to prevent SARS-CoV-2 infection has become more urgent with the potential psychological toll imposed by the coronavirus disease 2019 (COVID-19) pandemic. Controlling exposures to occupational hazards is the fundamental method of protecting workers.

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Background: A large body of literature associated extra virgin olive oil (EVOO) consumption with low risk of cardiovascular disease and mortality. However, findings from clinical trials related to EVOO consumption on blood pressure, lipid profile, and anthropometric and inflammation parameters are not univocal.

Objectives: The aim of this systematic review and meta-analysis was to evaluate the effect of EVOO consumption on cardiometabolic risk factors and inflammatory mediators.

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Article Synopsis
  • - The USA faces significant health disparities among racial and ethnic groups, prompting the term "racial health equity" (RHE) to gain traction, though no clear definition currently exists.
  • - A scoping review aims to explore how RHE is defined and what gaps exist in its research and understanding, using data from health organizations, published articles, and synthesis studies.
  • - The ultimate goal of this review is to clarify the definitions and concepts surrounding RHE, promoting a unified approach to addressing racial health equity in the healthcare system.
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We report the synthesis of a macrocyclic poly(ethylene oxide) (PEO) connected by one [Ru(bpy)] unit (where bpy = 2,2'-bipyridine), a photoactive metal complex that provides photosensitivity and potential biomedical applications to this polymer structure. The PEO chain provides biocompatibility, water solubility, and topological play. The macrocycles were successfully synthesized by copper-free click cycloaddition between a bifunctional dibenzocyclooctyne (DBCO)-PEO precursor and 4,4'-diazido-2,2'-bipyridine, followed by complexation with [Ru(bpy)Cl].

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Tethered ruthenium(II) complexes [Ru(η:κ-arene:N)Cl] (where arene:N is 2-aminobiphenyl () and 2-benzylpyridine ()) can convert into their open-tethered chlorido counterparts [Ru(η-arene:NH)Cl], and , at room temperature via solid-state reaction in the presence of HCl vapors. The reaction is accompanied by a change in color, is fully reversible, and crystallinity is maintained in both molecular materials. Organoruthenium tethers are presented as nonporous materials capable of capturing and releasing HCl reversibly in the crystalline solid state.

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Background: Neonates are an extremely vulnerable patient population, with 6% to 9% admitted to the neonatal intensive care unit (NICU) following birth. Neonates admitted to the NICU will undergo multiple painful procedures per day throughout their stay. There is increasing evidence that frequent and repetitive exposure to painful stimuli is associated with poorer outcomes later in life.

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In situ activation of Pt(IV) to Pt(II) species is a promising strategy to control the anticancer activity and overcome the off-target toxicity linked to classic platinum chemotherapeutic agents. Herein, we present the design and synthesis of two new asymmetric Pt(IV) derivatives of cisplatin and oxaliplatin ( and , respectively) bearing a covalently bonded 2',3',4',5'-tetraacetylriboflavin moiety (). H and Pt NMR spectroscopy shows that and can be effectively activated into toxic Pt(II) species, when incubated with nicotinamide adenine dinucleotide, sodium ascorbate, and glutathione in the dark and under light irradiation.

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Recently, the use of synbiotics for managing various diseases has dramatically increased. Synbiotics have been shown to be a good approach to influence the composition of the gut microbiota with positive health effects. Management of type 2 diabetes mellitus (T2DM) complications is one of the reasons for the ingestion of synbiotics and so the aim of the current study was to determine the effects of synbiotic bread intake on markers of lipid profile in T2DM patients.

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Complexes of the formula [Os(η-arene)(,-phenylpyridine)Z] (where Z is chlorido or a tethered oxygen) undergo very fast Os-Z hydrolysis (<5 min), and the high basicity of the coordinated water molecule of the aqua adducts (Os-OH; p > 8) very much contrasts with previously reported Os-aqua adducts bearing NN- and NO-chelating ligands (p < 6). The Os-Cl bond is unreactive in pure DMSO, yet the complexes readily form DMSO adducts upon aquation when dimethyl sulfoxide is present. Such a peculiar aqueous behavior is directly related to the negatively charged CN ligand.

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Almond intake may be correlated with improvements in several cardiometabolic parameters, but its effects are controversial in the published literature, and it needs to be comprehensively summarized. We conducted a systematic search in several international electronic databases, including MEDLINE, EMBASE, Scopus, Web of Science, Cochrane Central Register of Controlled Trials, and ClinicalTrials.gov until April 2021 to identify randomized controlled trials that examined the effects of almond consumption on cardiometabolic risk factors, inflammatory markers, and liver enzymes.

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Objective: To compare and summarize the literature regarding infodemics and health misinformation, and to identify challenges and opportunities for addressing the issues of infodemics.

Methods: We searched MEDLINE®, Embase®, Cochrane Library of Systematic Reviews, Scopus and Epistemonikos on 6 May 2022 for systematic reviews analysing infodemics, misinformation, disinformation and fake news related to health. We grouped studies based on similarity and retrieved evidence on challenges and opportunities.

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Background: Caffeine is believed to be neuroprotective in preterm and term infants, despite the conflicting data on its effects on the developing brain in animal models. We aimed to conduct a systematic review with meta-analysis assessing the effects of caffeine on the prevention and treatment of neurological morbidity caused by hypoxic-ischemic encephalopathy (HIE) in preclinical studies.

Methods: Randomized and non-randomized control studies in animal models of HIE reporting caffeine administration within the first ten days of life were included.

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Background: There is no characterization of resource use in the hospital setting for immigrants in Colombia, we aimed to describe the resource use by Venezuelan immigrants, comparing those enrolled in the national health insurance system with those with and without the ability to pay.

Methods: Retrospective review in the billing data system of our Hospital from 2011 to 2020. We collected information for 6,837 hospital episodes associated with 1,022 Venezuelan patients, hospital's billing information for all services rendered was extracted.

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Background: Although many people infected with SARS-CoV-2 (severe acute respiratory syndrome coronavirus-2) experience no or mild symptoms, some individuals can develop severe illness and may die, particularly older people and those with underlying medical problems. Providing evidence-based interventions to prevent SARS-CoV-2 infection has become more urgent with the spread of more infectious SARS-CoV-2 variants of concern (VoC), and the potential psychological toll imposed by the coronavirus disease 2019 (COVID-19) pandemic.   Controlling exposures to occupational hazards is the fundamental method of protecting workers.

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The association between egg consumption and mortality is extremely debatable. This study aimed to investigate the potential dose-response association of egg consumption with risk of mortality from all causes and cause-specific in the general population. The primary comprehensive literature search was conducted in PubMed/Medline, Scopus, ISI Web of Science, and Embase up to March 2021, as well as reference lists of relevant original papers and key journals.

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Article Synopsis
  • The study explores the impact of vitamin D supplementation on bone health in individuals with HIV, noting that these patients often experience both decreased bone health and vitamin D deficiency.
  • A systematic review of clinical trials highlighted that vitamin D supplementation significantly increases serum 25-hydroxy vitamin D levels, but has no notable effects on bone mineral density or parathyroid hormone levels.
  • The findings emphasize the need for more extensive research to understand the broader implications of vitamin D supplementation on bone health parameters in HIV-infected individuals.
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Background: The novel Coronavirus Disease 2019 (COVID-19) outbreak, caused by the pathogenic severe acute respiratory syndrome-2 (SARS-CoV-2) virus, is exponentially spreading across the globe.

Methods: The current systematic review was performed utilising the following electronic databases PubMed, MEDLINE and EMBASE. We searched for the keywords "COVID-19 AND "pregnancy" between January 1, 2020 until December 31, 2020.

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