53 research outputs found

    Relações de confiança na organização e no superior hierárquico : o seu impacto no empenhamento organizacional

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    Dissertação de mestrado em Estudos de GestãoA confiança organizacional tem sido entendida pela literatura como um fator crítico do sucesso organizacional. A importância que a confiança no superior hierárquico e na organização tem assumido no bom funcionamento das organizações torna pertinente a compreensão da sua dinâmica no contexto organizacional. Tendo em conta o contexto atual, as organizações procuram obter maior eficiência, produtividade, bom desempenho/performance, competitividade, estabilidade e partilha de conhecimentos. Neste cenário, a confiança na organização e no superior hierárquico tornam-se em elementos fundamentais para o alcance desses resultados organizacionais, destacando o aumento do empenhamento organizacional e a diminuição do cinismo organizacional. A criação de um clima organizacional assente em níveis de confiança elevados, é possível através da existência de certos comportamentos tais como o suporte organizacional e a promoção de segurança no local de trabalho. O fortalecimento das relações de confiança com a organização e com os superiores hierárquicos surge quando os colaboradores se sentem valorizados, apoiados e tratados favoravelmente pela organização e quando percecionam que o seu emprego na organização está seguro. Nesse âmbito, o objetivo deste estudo consiste em analisar as relações de confiança nos superiores hierárquicos e na organização e o seu impacto no empenhamento organizacional (afetivo, normativo e instrumental) e no cinismo organizacional. Pretende-se ainda verificar a influência, como potenciais antecedentes, do suporte organizacional e da segurança no trabalho. Com este estudo pretende-se estudar comparativamente entre o setor público e o setor privado o impacto da confiança (superior hierárquico e organização) no empenhamento e cinismo organizacional e analisar como antecedentes da confiança o suporte e a segurança no emprego. Este estudo suporta-se numa metodologia quantitativa baseada na aplicação de um questionário. Os questionários foram aplicados via online, a uma amostra aleatória de 220 profissionais do setor público e do privado em Portugal. A amostra é composta por indivíduos de diferentes faixas etárias e com diferentes níveis de habilitações. Da análise dos resultados, conclui-se que a confiança na organização e no superior hierárquico derivam de uma forte perceção que os colaboradores têm do suporte organizacional e da segurança no emprego. A forte correlação entre estes constructos permite afirmar que o suporte/apoio e a segurança proporcionado aos colaboradores da organização potencializam o estabelecimento de relações sólidas de confiança. De igual forma, níveis elevados de confiança na organização e no superior hierárquico conduzem a um maior empenhamento dos colaboradores, na sua dimensão afetiva e normativa, assim como tendem a reduzir comportamentos cínicos no trabalho. Quanto às diferenças entre o setor público e o setor privado, os resultados obtidos não foram expressivos, pelo que não foi possível constatar correlações significativas entre as variáveis em estudo e o tipo de setor. O presente estudo conclui que existe uma forte relação entre a confiança, o empenhamento e o cinismo organizacional, bem como a existência de uma relação do suporte organizacional e da segurança no emprego como potenciadores de níveis de confiança nos superiores hierárquicos e na organização. Os resultados são discutidos e apresentadas contribuições para aprofundamento de futuros estudos.Organizational trust has been studied as a critical factor in organizational success. The importance of trust in the supervisor and the organization contributes towards the smooth functioning of organizations and makes the comprehension of its dynamics relevant. Given the current context, organizations are seeking greater efficiency, productivity, performance, competitiveness and knowledge sharing. In this scenario, trust in the organization and trust in supervisors becomes critical if one aims to reach these organizational outcomes, thus highlighting an increase in organizational commitment and a reduction in organizational cynicism. The creation of an organizational climate based on high levels of trust is possible through the existence of certain behaviors such as organizational support and job security. The strengthening of relationships of trust with the organization and its supervisors arises when employees feel valued, supported and favourably treated by the organization, as well as when they perceive their jobs to be secure. In this context, the aim of this study is to analyse the relationship between trust in supervisors and the organization, its impact on organizational commitment (affective, normative and instrumental) and organizational cynicism. It also aims to determine the influence of organizational support and job security as potential antecedents. This study aims to present a comparative analysis - between the public and private sectors - of the impact of trust (supervisor and organization) on organizational commitment and cynicism, as well as to analyze its antecedents, namely, support and job security. This study is supported by a quantitative methodology based on the application of a questionnaire. Questionnaires were administered online to a random sample of 220 professionals in the public and private sectors in Portugal. The sample consists of individuals of different ages, of both genders, and different qualification levels. On analyzing the results, it was concluded that trust in the organization and its supervisors derives from a strong perception of organizational support and a perception of job security. The strong correlation between these constructs allows one to claim that the support and security provided to employees levers the establishment of solid relationships of trust. Similarly, high levels of trust in the organization and supervisor lead to greater affective and normative commitment, and tend to reduce cynical behaviors at work. With regard to the differences between the public sector and the private sector, the results obtained were not significant; it was thus not possible to establish significant correlations between the study variables, and the private and public sectors. This study concludes that there is a strong relationship amongst trust, commitment and organizational cynicism. The same can be stated in the case of organizational support and job security as potentiators of trust in supervisors and the organization. Results are presented and discussed in the light of main studies in the domain, and new paths for future research are presented

    Mapping the scientific knowledge of antimicrobial resistance in food-producing animals

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    Antimicrobial resistance (AMR) can be highlighted as one of the most significant health concerns among the last decades, for which antimicrobial drug use in food-producing animals has contributed as one of the major drivers. Food-producing animals are one of the most important and rapidly expanding commercial agricultural sectors worldwide but there is currently limited knowledge on the temporal and geographical distribution of scientific research on antimicrobial resistance in food-producing animals. We provide a global overview of the spatial and temporal trends of scientific knowledge on AMR in food-producing animals. Peer-reviewed papers of AMR on food-producing animals were retrieved from the Web of Science, systemized and dissected. The final validated dataset contained 1341 occurrences observations covering the 1957–2018 period. There has been a shift of research efforts, both geographically and temporally, emphasizing regional differences in food animal production and changing practices in the food production industry. It becomes evident that many regions have been poorly surveyed, wherein intensified sampling and testing efforts should be most valuable. This systematization of knowledge will be crucial in helping to determine how to optimally allocate limited resources available for AMR monitor and control, aiding in the prediction where the threat of new resistant infections will be greatest. AMR research in food-producing animals in developing countries is markedly growing, reflecting changes in food animals production systems but also posing a particularly significant threat, not only due to intensive animal production, but also exacerbated by poor sanitation. We highlight that the use of antibiotics in food producing animals is pervasive, calling for urgent action. These findings raise the possibility to finetuning key priorities on AMR global issues.info:eu-repo/semantics/publishedVersio

    Dog in sheep’s clothing: livestock depredation by free-ranging dogs may pose new challenges to wolf conservation

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    Livestock depredation is a common cause of human-carnivore conflicts. In Portugal, free-ranging dogs are increasingly abundant and overlap endangered Iberian wolf territories, with reports of livestock depredation. However, the lack of awareness about dogs’ possible role as predators leads to bias against wolves in cases of damages. Our goal was to assess and compare wolf and free-ranging dog’s diet composition at southern wolf range in Portugal, to offer insights on dogs’ predatory role on livestock and its implications for the conservation of an endangered wolf subpopulation. We assessed diet composition from 107 to 95 genetically confirmed wolf and dog scats, respectively, and complemented the analysis with data from 40 attacks on livestock with successful genetic predator assignment. Scat analysis highlighted goats as the most consumed dog prey in all analysed regions, with lagomorphs, small mammals, and wild boars as second most consumed in each region, respectively. Wolves mainly relied on goats and wild boars in the west, whereas in the central region they mostly fed on birds. The dietary overlap between both canids was very high (Pianka’s index O = 0.93), showing potential for competition. Additionally, we found that dogs were the sole predators detected in most attacks (62%). Our findings highlight dogs’ role as predators of livestock, and possibly also wild species, posing a further challenge to wolf conservation. Alongside adequate husbandry practices, we emphasise the need for a stronger enforcement of the legislation on dog ownership and an effective management of the stray population to reduce human-wolf conflict.info:eu-repo/semantics/publishedVersio

    Molecular Detection and Distribution of Giardia duodenalis and Cryptosporidium spp. Infections in Wild and Domestic Animals in Portugal

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    Enteric protozoan parasites Giardia duodenalis, Cryptosporidium spp., and, to a lesser extent, the ciliate Balantioides coli are responsible for severe human and animal intestinal disorders globally. However, limited information is available on the occurrence and epidemiology of these parasites in domestic, but especially wild species in Portugal. To fill this gap of knowledge, we have investigated G. duodenalis, Cryptosporidium spp., and B. coli occurrence, distribution, genetic diversity, and zoonotic potential by analyzing 756 fecal samples from several wild carnivores (n=288), wild ungulates (n=242), and domestic species (n=226) collected across different areas of mainland Portugal. Overall, infection rates were 16.1% (122/756; 95% CI: 13.59–18.96) for G. duodenalis and 2.7% (20/756; CI: 1.62–4.06) for Cryptosporidium spp., while no ungulate sample analyzed yielded positive results for B. coli. Giardia duodenalis was found across a wide range of hosts and sampling areas, being most prevalent in the Iberian lynx (26.7%), the Iberian wolf (24.0%), and the domestic dog (23.9%). Cryptosporidium spp. was only identified in wild boar (8.4%), red fox (3.4%), Iberian lynx (3.3%), red deer (3.1%), and Iberian wolf (2.5%). Sequence analysis of G. duodenalis determined zoonotic assemblage A (subassemblage AI) in one roe deer sample, canine-specific assemblages C and D in Iberian wolf, red fox, and domestic dog, and ungulate-specific assemblage E in wild boar, sheep, cattle, and horse. Six Cryptosporidium species were identified: C. scrofarum in wild boar, C. canis in the Iberian wolf and red fox, C. ubiquitum in red deer and wild boar, C. felis in the Iberian lynx, and both C. ryanae and C. occultus in red deer. Giardia duodenalis and Cryptosporidium spp. coinfections were observed in 0.7% (5/756) of the samples. This is the first, most comprehensive, and largest molecular-based epidemiology study of its kind carried out in Portugal, covering a wide range of wild and domestic hosts and sampling areas. The detection of zoonotic Cryptosporidium spp. and G. duodenalis subassemblage AI demonstrates the role of wild and domestic host species in the transmission of these agents while representing a potential source of environmental contamination for other animals and humans.A. M. Figueiredo, D. Hipólito, and J. Fernandes were supported by a PhD grant from Fundação para a Ciência e Tecnologia (SFRH/BD/144582/2019, FRH/BD/144437/2019, PD/BD/150645/2020, respectively), cofinanced by the European Social Fund POPH-QREN program. A. Dashti is the recipient of a PFIS contract (FI20CIII/00002) funded by the Spanish Ministry of Science and Innovation and Universities. R. T. Torres and J. Carvalho were supported by a research contract (2021.00690.CEECIND and CEECIND/01428/2018, respectively) from the Fundação para a Ciência e a Tecnologia. Eduardo Ferreira is funded by national funds (OE) through FCT in the scope of the framework contract foreseen in article 23, Decree-Law 57/2016. This work was supported by Centre for Environmental and Marine Studies (CESAM) through FCT/MCTES (UIDP/50017/2020+UIDB/50017/2020+LA/P/0094/2020), and national funds, Health Institute Carlos III (ISCIII) and Spanish Ministry of Economy and Competitive ness, under project PI19CIII/00029, EcoARUn (POCI-01-0145-FEDER-030310) and WildForests (POCI-01-0145-FEDER-028204) projects, funded by FEDER, through COM PETE2020-Programa Operacional Competitividade e Internacionalização (POCI), and by national funds (OE), through FCT/MCTES, project rWILD-COA: Ecological challenges and opportunities of trophic rewilding in Côa Valley—COA/BRB/0063/2019, funded by national funds (OE), through FCT/MCTES, LIFE WolFlux (LIFE17 NAT/PT/000554), Life + Project Iberlince (LIFE10NAT/ES/570), and Life Nature and Biodiversity Lynxconnect (LIFE 19NAT/ES/001055), funded by the LIFE Programme of the European Union, the EU’s funding instrument for the environment and climate action. Additional funding was obtained by “Plano de Monitorização do Lobo Ibérico PMLDS-O–ACHLI.”S

    Patient-physician discordance in assessment of adherence to inhaled controller medication: a cross-sectional analysis of two cohorts

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    We aimed to compare patient's and physician's ratings of inhaled medication adherence and to identify predictors of patient-physician discordance.(SFRH/BPD/115169/2016) funded by Fundação para a Ciência e Tecnologia (FCT); ERDF (European Regional Development Fund) through the operations: POCI-01-0145-FEDER-029130 ('mINSPIRERS—mHealth to measure and improve adherence to medication in chronic obstructive respiratory diseases—generalisation and evaluation of gamification, peer support and advanced image processing technologies') cofunded by the COMPETE2020 (Programa Operacional Competitividade e Internacionalização), Portugal 2020 and by Portuguese Funds through FCT (Fundação para a Ciência e a Tecnologia).info:eu-repo/semantics/publishedVersio

    Transmural remission improves clinical outcomes up to 5 years in Crohn's disease

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    © 2022 The Authors. United European Gastroenterology Journal published by Wiley Periodicals LLC on behalf of United European Gastroenterology. This is an open access article under the terms of the Creative Commons Attribution‐NonCommercial‐NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.Introduction: Evidence supporting transmural remission (TR) as a long-term treatment target in Crohn's disease (CD) is still unavailable. Less stringent but more reachable targets such as isolated endoscopic (IER) or radiologic remission (IRR) may also be acceptable options in the long-term. Methods: Multicenter retrospective study including 404 CD patients evaluated by magnetic resonance enterography and colonoscopy. Five-year rates of hospitalization, surgery, use of steroids, and treatment escalation were compared between patients with TR, IER, IRR, and no remission (NR). Results: 20.8% of CD patients presented TR, 23.3% IER, 13.6% IRR and 42.3% NR. TR was associated with lower risk of hospitalization (odds-ratio [OR] 0.244 [0.111-0.538], p < 0.001), surgery (OR 0.132 [0.030-0.585], p = 0.008), steroid use (OR 0.283 [0.159-0.505], p < 0.001), and treatment escalation (OR 0.088 [0.044-0.176], p < 0.001) compared to no NR. IRR resulted in lower risk of hospitalization (OR 0.333 [0.143-0.777], p = 0.011) and treatment escalation (OR 0.260 [0.125-0.540], p < 0.001), while IER reduced the risk of steroid use (OR 0.442 [0.262-0.745], p = 0.002) and treatment escalation (OR 0.490 [0.259-0.925], p = 0.028) compared to NR. Conclusions: TR improved clinical outcomes over 5 years of follow-up in CD patients. Distinct but significant benefits were seen with IER and IRR. This suggests that both endoscopic and radiologic remission should be part of the treatment targets of CD.info:eu-repo/semantics/publishedVersio

    Transmural remission improves clinical outcomes up to 5 years in Crohn's disease

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    IntroductionEvidence supporting transmural remission (TR) as a long-term treatment target in Crohn's disease (CD) is still unavailable. Less stringent but more reachable targets such as isolated endoscopic (IER) or radiologic remission (IRR) may also be acceptable options in the long-term. MethodsMulticenter retrospective study including 404 CD patients evaluated by magnetic resonance enterography and colonoscopy. Five-year rates of hospitalization, surgery, use of steroids, and treatment escalation were compared between patients with TR, IER, IRR, and no remission (NR). Results20.8% of CD patients presented TR, 23.3% IER, 13.6% IRR and 42.3% NR. TR was associated with lower risk of hospitalization (odds-ratio [OR] 0.244 [0.111-0.538], p < 0.001), surgery (OR 0.132 [0.030-0.585], p = 0.008), steroid use (OR 0.283 [0.159-0.505], p < 0.001), and treatment escalation (OR 0.088 [0.044-0.176], p < 0.001) compared to no NR. IRR resulted in lower risk of hospitalization (OR 0.333 [0.143-0.777], p = 0.011) and treatment escalation (OR 0.260 [0.125-0.540], p < 0.001), while IER reduced the risk of steroid use (OR 0.442 [0.262-0.745], p = 0.002) and treatment escalation (OR 0.490 [0.259-0.925], p = 0.028) compared to NR. ConclusionsTR improved clinical outcomes over 5 years of follow-up in CD patients. Distinct but significant benefits were seen with IER and IRR. This suggests that both endoscopic and radiologic remission should be part of the treatment targets of CD.info:eu-repo/semantics/publishedVersio

    A Investigação e a escrita: Publicar sem Perecer

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    Research and Writing: Publish do not Perish is a collection of texts published in Portuguese, based on the problematization of a five-year experience of advanced extracurricular training in information literacy, writing and scientific publication (i.e., Publish do not Perish: Survive the Stampede). It is a questioning of the role of science in a context that appears to reproduce neoliberalism and the commodification of academia. This work results from the collaboration of national and international authors who consider a diversity of theoretical and empirical fields that deal with that phenomenon. This book aims to identify and question the subsequent problems, trying to point out solutions to the growing malaise in the academic world

    Influenza severe cases in hospitals, between 2014 and 2016 in Portugal

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    Rede Portuguesa de Laboratórios para o Diagnóstico da GripeBackground: Since 2009, the Portuguese Laboratory Network (PLNID) for Influenza Diagnosis has integrated 15 Laboratories in mainland and Atlantic Islands of Azores and Madeira. This PLNID added an important contribute to the National Influenza Surveillance Program regarding severe and hospitalized influenza cases. The present study aims to describe influenza viruses detected in influenza like illness (ILI) cases: outpatients (Outp), hospitalized (Hosp), and intensive care units (ICU), between 2014 and 2016. Methods: The PLNID performs influenza virus diagnosis by biomolecular methodologies. Weekly reports to the National Influenza Reference Laboratory ILI cases tested for influenza. Reports include data on detecting viruses, hospital assistance, antiviral therapeutics, and information on death outcome. Were reported during two winter seasons 8059 ILI cases,being 3560 cases in 2014/15 (1024 in Outp, 1750 Hosp, and 606 in ICU) and 4499 cases in 2015/2016 (1933 in Outp, 1826 Hosp, and 740 in ICU). Results: The higher percentage of influenza positive cases were detected in Outp in both seasons, 18% during 2014/15 and 20% in 2015/16. In 2014/15,influenza cases were more frequent in individuals older than 65 years old and these required more hospitalizations,even in ICU. In 2015/16,the influenza cases were mainly detected in individuals between 15-64 years old. A higher proportion of influenza positive cases with hospitalization in ICU were observed in adults between 45-64 years old.During the study period,the predominant circulating influenza viruses were different in the two seasons: influenza B and A(H3) co-circulated in 2014/15,and influenza A(H1)pdm09 was predominant during 2015/16. Even when influenza A is notthe dominant virus, A(H3) and A(H1)pdm09 subtypes correlate with higher detection rate in hospitalized cases (Hosp and UCI), with higher frequencies in adults older than 45. Influenza B,detected in higher proportion in outpatients, was frequently relatedwith influenza cases in younger age groups: 0-4 and 5-14 years old. Conclusions: This study highlights the correlation of theinfluenza virus type/subtype that circulates in each season with the possible need for hospitalization and intensive care in special groups of the population. Circulation of influenza A subtypes can cause more frequentdisease in individuals older than 45, with need of hospitalization including intensive care. On the other hand, influenza B is more frequently associated with less severe cases and with infection in children and younger adults. Influenza B circulation might predict lower number of hospitalizations.The identification of influenza type in circulation,byPLNID ineach season, could guide action planning measures in population health care.info:eu-repo/semantics/publishedVersio

    Identification of clusters of asthma control: A preliminary analysis of the inspirers studies

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    This work was funded by ERDF (European Regional Development Fund) through the operations: POCI- -01-0145-FEDER-029130 (“mINSPIRERS—mHealth to measure and improve adherence to medication in chronic obstructive respiratory diseases - generalisation and evaluation of gamification, peer support and advanced image processing technologies”) co-funded by the COMPETE2020 (Programa Operacional Competitividade e Internacionalização), Portugal 2020 and by Portuguese Funds through FCT (Fundação para a Ciência e a Tecnologia).© 2020, Sociedade Portuguesa de Alergologia e Imunologia Clinica. All rights reserved. Aims: To identify distinct asthma control clusters based on Control of Allergic Rhinitis and Asthma Test (CARAT) and to compare patients’ characteristics among these clusters. Methods: Adults and adolescents (≥13 years) with persistent asthma were recruited at 29 Portuguese hospital outpatient clinics, in the context of two observational studies of the INSPIRERS project. Demographic and clinical characteristics, adherence to inhaled medication, beliefs about inhaled medication, anxiety and depression, quality of life, and asthma control (CARAT, >24 good control) were collected. Hierarchical cluster analysis was performed using CARAT total score (CARAT-T). Results: 410 patients (68% adults), with a median (percentile 25–percentile 75) age of 28 (16-46) years, were analysed. Three clusters were identified [mean CARAT-T (min-max)]: cluster 1 [27(24-30)], cluster 2 [19(14-23)] and cluster 3 [10(2-13)]. Patients in cluster 1 (34%) were characterised by better asthma control, better quality of life, higher inhaler adherence and use of a single inhaler. Patients in clusters 2 (50%) and 3 (16%) had uncontrolled asthma, lower inhaler adherence, more symptoms of anxiety and depression and more than half had at least one exacerbation in the previous year. Further-more, patients in cluster 3 were predominantly female, had more unscheduled medical visits and more anxiety symp-toms, perceived a higher necessity of their prescribed inhalers but also higher levels of concern about taking these inhalers. There were no differences in age, body mass index, lung function, smoking status, hospital admissions or specialist physician follow-up time among the three clusters. Conclusion: An unsupervised method based on CARAT--T, identified 3 clusters of patients with distinct, clinically meaningful characteristics. The cluster with better asthma control had a cut-off similar to the established in the validation study of CARAT and an additional cut-off seems to distinguish more severe disease. Further research is necessary to validate the asthma control clusters identified.publishersversionpublishe
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