Publications by authors named "Ana Aguiar"

In Portugal, open consultations (OCs) in primary health care address urgent medical needs, constituting 40-50% of family doctor activity. Frequent attenders (FAs), often presenting nonacute issues, significantly contribute to health care overuse. This study aimed to identify factors associated with frequent OC use in a primary health care unit during 2022.

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Objective: To evaluate the perspectives of tuberculosis experts from different countries regarding national screening procedures.

Methods: This was a qualitative descriptive study. Data were collected by using electronic, anonymized surveys with experts in tuberculosis in seven different countries within two World Health Organization regions (Europe and Africa).

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Background: Higher than standard doses of rifampicin could improve the treatment outcome of drug-susceptible tuberculosis without compromising the safety of patients.

Methods: We performed a systematic review of prospective clinical studies including adults with pulmonary and extrapulmonary TB receiving rifampicin doses above 10mg/kg/day. We extracted the data on overall adverse events (AE), hepatic AE, sputum culture conversion (SCC) at week 8, recurrence, mortality, and pharmacokinetics.

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Background: The COVID-19 pandemic led to widespread lockdowns and remote work and educational practices that have impacted the lives of many families.

Objective: We aimed to investigate how parents and caregivers altered their routines due to online schooling and teleworking, exploring their association with increased anxiety and depression symptoms.

Methods: We conducted an online cross-sectional study and collected data through snowball sampling.

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Background/objectives: The oral administration of hydrolyzed collagen peptides is a scientifically validated intervention for enhancing skeletal muscle health and performance. This integrative review consolidates the evidence supporting the use of low molecular weight collagen peptides (2000-3500 daltons) for their superior bioavailability and absorption. Our objective was to review the effects of collagen peptide or hydrolyzed collagen supplementation on muscle damage, recovery, and construction related to physical exercise.

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Bioinformatics has emerged as a valuable tool for screening drugs and understanding their effects. This systematic review aimed to evaluate whether in silico studies using anti-obesity peptides targeting therapeutic pathways for obesity, when subsequently evaluated in vitro and in vivo, demonstrated effects consistent with those predicted in the computational analysis. The review was framed by the question: "What peptides or proteins have been used to treat obesity in in silico studies?" and structured according to the acronym PECo.

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Objective: This study aimed to evaluate psychological and emotional violence in relation with sociodemographic characteristics and anxiety and depression symptoms during the COVID-19 pandemic in a sample of Portuguese residents.

Methods: A cross-sectional online study using snowball sampling collected data on demographics, socioeconomic factors, mental health (anxiety and depression symptoms) and couple psychological and emotional violence. The study spanned three months and included 519 individuals aged 18 or above in a relationship since January 2020 or earlier.

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Using green techniques to convert native starches into nanoparticles is an interesting approach to producing stabilizers for Pickering emulsions, aiming at highly stable emulsions in clean label products. Nanoprecipitation was used to prepare the Pickering starch nanoparticles, while ultrasound technique has been used to modulate the size of these nanoparticles at the same time as the emulsion was developed. Thus, the main objective of this study was to evaluate the stabilizing effect of cassava starch nanoparticles (SNP) produced by the nanoprecipitation technique combined with ultrasound treatment carried out in the presence of water and oil (more hydrophobic physicochemical environment), different from previous studies that carry out the mechanical treatment only in the presence of water.

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Article Synopsis
  • * A study using a system dynamics model shows that the increasing costs and reduced profits from irrigation water scarcity could limit further agricultural development by 2040.
  • * Sustainable management of the Rio Grande Basin's water resources and alternative energy solutions are essential to address the challenges posed by agricultural growth and its impact on water availability and energy demand.
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Objective: to assess validity evidence of an educational video on safe sexual activity after acute coronary syndrome.

Method: study in three phases: video development; content validity analysis by 11 experts; and analysis of validity based on response processes by seven people with coronary disease. The content validity ratio (CVR) was calculated with critical values for the second phase of 0.

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Purpose: The aim of the present study was to determine the methodological quality of systematic reviews that evaluated the effectiveness of pentoxifylline and tocopherol (PENTO) in the treatment of osteoradionecrosis of the jaw (ORNJ) and medication-related osteonecrosis of the jaw (MRONJ).

Methods: Searches were performed in Databases including PubMed, Scopus, LILACS, DARE, Cochrane Library, and SIGLE through OpenGrey until March 2024, were evaluated by two independent reviewers to answer the following question: Is the use of PENTO protocol effective in the treatment of ORNJ or for the treatment of MRONJ?

Results: A total of 256 articles were initially identified; however, following the use of appropriate inclusion and exclusion criteria, five systematic reviews were identified for detailed analysis. The final study sample comprised 588 patients: 397 patients with ORN and 197 patients with MRONJ who were treated with PENTO.

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In the age of information technology and the additional computational search tools and software available, this systematic review aimed to identify potential therapeutic targets for obesity, evaluated in silico and subsequently validated in vivo. The systematic review was initially guided by the research question "What therapeutic targets have been used in in silico analysis for the treatment of obesity?" and structured based on the acronym PECo (P, problem; E, exposure; Co, context). The systematic review protocol was formulated and registered in PROSPERO (CRD42022353808) in accordance with the Preferred Reporting Items Checklist for Systematic Review and Meta-Analysis Protocols (PRISMA-P), and the PRISMA was followed for the systematic review.

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Background: Tuberculosis (TB) remains a significant public health concern, particularly within prison settings, where the confluence of adverse health factors and high-risk behaviors contribute to a heightened risk of transmission. This study delves into the perspectives of medical doctors, regarding the implementation of the 2014 TB protocol in Portugal.

Methods: The study has a qualitative, descriptive design.

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Multiple diagnoses are the rule in Mental Health and alcohol use disorder (AUD) is a psychopathology with many comorbidities, requiring interventions that consider common factors, which means using a transdiagnostic perspective. This study aimed to identify in the scientific literature the main common transdiagnostic factors that link AUD to other psychopathologies in people over 18 years of age. A systematic review of the literature was carried out in the portals of the databases Pubmed, PsychINFO and CAPES.

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This paper takes a terminological approach to the concept of high intellectual abilities, highlighting the distinctive aspects of the way it is addressed in the Portuguese educational context. It outlines the existing conceptual differentiation in the field of higher abilities, emphasizing how the main characteristics are described and including the strengths and weaknesses of current teaching and learning processes in Portugal. As we will show, educational work with these students in Portuguese schools is characterized by unequal regulation compared to other educational needs, by an imbalance of educational processes aimed at these gifted students, and by clear underdiagnosis that sometimes leads to them being ignored in the classroom, with the consequent harm that this can cause to their overall development and to their academic and professional careers.

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Article Synopsis
  • Scleroatrophic gallbladder is a rare condition that poses challenges in diagnosis and management, prompting a need for clearer diagnostic criteria and treatment guidelines.
  • A systematic review will be conducted according to PRISMA guidelines, analyzing studies from databases like Medline and Cochrane Library to identify preoperative diagnostic criteria and imaging tools.
  • The review aims to enhance understanding of the condition's diagnosis and improve clinical decision-making for treatment options.
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Background: Bleeding in the upper airways is an important cause of airway-related death. A higher incidence of airway management failure and complications after intubation attempts in the emergency department (ED) had been suggested. Airway management of patients with active oropharyngeal hemorrhage may be challenging, leading the clinician to modify the approach.

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Objective: The aim of the present study was to evaluate clinical and embryo parameters to predict embryo ploidy.

Methods: In this retrospective analysis, we studied 838 biopsied day-5 blastocysts from 219 patients in the period from May 2021 to July 2022. All embryos were morphologically classified before biopsy and were divided into two groups according to genetic test results.

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Tropical deforestation impacts the climate through complex land-atmosphere interactions causing local and regional warming. However, whilst the impacts of deforestation on local temperature are well understood, the regional (nonlocal) response is poorly quantified. Here, we used remote-sensed observations of forest loss and dry season land-surface temperature during the period 2001 to 2020 to demonstrate that deforestation of the Amazon caused strong warming at distances up to 100 km away from the forest loss.

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The aim of the present study was to investigate the relationship between leptin and adiponectin gene polymorphisms, circulating levels of leptin and adiponectin, adiposity and clinical markers in patients with myelodysplastic syndrome (MDS). This cross-sectional study was conducted with 102 adults and elderly MDS patients and 102 age- and sex-matched controls. Clinical characteristics, co-morbidities, anthropometric data, laboratory evaluation and genetic analysis (polymorphisms -2548G > A/rs7799039 of the LEP gene and +276G > T/rs1501299 of the ADIPOQ gene) were investigated.

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Introduction: The COVID-19 pandemic is an illustration of how a physical illness can damage people's minds. In this regard, the goal of this study was to see how different sociodemographic and behavioral factors were linked to anxiety and depression symptoms in a group of individuals living in Portugal.

Methods: Between November 2020 and February 2021, a cross-sectional, snowball online study was conducted.

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As the monitoring of carbon dioxide is an important proxy to estimate the air quality of indoor and outdoor environments, it is essential to obtain trustful data from CO sensors. However, the use of widely available low-cost sensors may imply lower data quality, especially regarding accuracy. This paper proposes a new approach for enhancing the accuracy of low-cost CO sensors using an extremely randomized trees algorithm.

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Capsiate and phenolics present in the free, esterified, glycosylated, and insoluble-bound forms of BRS Moema peppers were characterized and quantified using UHPLC-ESI-MS/MS. Additionally, the antiproliferative activity of BRS Moema extract was evaluated. The peppers showed considerable quantities of capsiate and phenolic compounds.

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Article Synopsis
  • To address environmental degradation, societies need to redefine their relationship with nature, aiming for a sustainable future as outlined by the Convention of Biological Diversity.
  • The Nature Futures Framework was created to explore various perspectives on achieving ecological harmony, providing a platform for developing scenarios and narratives about desirable futures.
  • The paper assesses six different narratives within the framework, focusing on key debates about land use and economic development, ultimately suggesting that this approach can help shape transformative pathways for a sustainable relationship with nature.
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Synopsis of recent research by authors named "Ana Aguiar"

  • Ana Aguiar's recent research addresses diverse topics, including the health benefits of collagen peptides for muscle recovery and the use of bioinformatics to explore anti-obesity peptides, showcasing a strong focus on nutritional and therapeutic interventions in health.
  • She also investigates psychological and emotional violence during the COVID-19 pandemic, emphasizing the intersection of mental health and sociocultural factors, noting a need for support systems in vulnerable populations.
  • Additionally, Aguiar's studies encompass sustainable agricultural practices and environmental impacts, highlighting the urgency in addressing water and agricultural nexus challenges in Brazil, reflecting a commitment to integrating health with ecological sustainability.

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