913 research outputs found

    Reabilitação e qualidade de vida em pessoas com amputação de membros inferiores

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    Tese (doutorado)—Universidade de Brasília, Instituto de Psicologia, Programa de Pós-graduação em Psicologia Clínica e Cultura, 2019.É necessário compreender o indivíduo que sofreu a perda de membros em todos os seus aspectos, nas dificuldades encontradas na adaptação à amputação, no uso de próteses e na percepção da sua condição física, sendo a avaliação de qualidade de vida, através de suas características de multidimensionalidade e subjetividade, uma ferramenta eficaz para promover essa compreensão. Dessa forma, realizou-se pesquisa com objetivo de avaliar a qualidade de vida de pacientes com amputação de membros inferiores e em uso de próteses, em contexto de um hospital de reabilitação (Rede Sarah de Hospitais). Participaram do estudo 116 pacientes com idade igual ou superior a 18 anos, com tempo de amputação acima de seis meses, em uso de próteses. Para avaliar a qualidade de vida, utilizou-se o questionário de avaliação de qualidade de vida geral – SF-36; para mensurar a atividade do participante com a prótese, o questionário de Medida Funcional para Amputados (FMA); e, para avaliar a adaptação à amputação e à prótese, além de permitir uma avaliação de qualidade de vida específica, a escala Trinity Amputation and Prosthetic Experiences Scales-revised (TAPES-R). Dados sociodemográficos e relativos ao procedimento cirúrgico foram coletados em prontuário eletrônico. Para aplicação nessa pesquisa, realizou-se a adaptação transcultural da escala TAPES-R, que foi nomeada de Escala Trinity sobre a experiência da amputação e uso de prótese - versão revisada. Na segunda fase desse estudo, realizou-se uma entrevista semiestruturada com 10 participantes da amostra. Dentre as características descritivas da amostra, verificou-se uma idade média de 35,9 anos (DP = 12), 58,6% são do sexo masculino, 51,7% são solteiros. As amputações acima do joelho representaram 68% da amostra, as causas traumáticas e por tumores somaram 68,1% e as amputações em membro inferior esquerdo, 57,7%. O tempo médio de amputação foi de 18 anos (DP = 12,6) e de uso de prótese, 13,1 h/dia. Os resultados do SF-36 mostraram que os domínios mais afetados foram a capacidade funcional e a vitalidade, sendo o aspecto social a média mais alta. Há uma pior percepção de qualidade de vida entre as mulheres, em pacientes com amputações acima do joelho e por causas traumáticas. Com relação ao FMA, observou-se que os participantes eram independentes para colocar e retirar a prótese, mas relataram dificuldade nas atividades funcionais realizadas com ela; apesar disso, 45,7% retornaram às atividades que realizavam antes da amputação e a maioria consegue deambular o necessário para as suas atividades diárias. Com a escala TAPES-R, evidenciou-se pior ajustamento, maior dificuldade funcional e menor satisfação com a prótese em pacientes com amputações acima do joelho. Usuários que permanecem com a prótese por um período inferior a 10h/dia apresentaram pior ajustamento à limitação, maior limitação nas atividades, assim como insatisfação com o dispositivo protético. Há uma correlação entre os instrumentos TAPES-R e SF-36, que evidencia a coerência entre eles e seus domínios, denotando seu caráter avaliador. A análise das entrevistas foi realizada com o software Iramuteq®, empregando-se o método de Classificação Hierárquica Descendente, o que resultou em cinco classes: tornar-se um amputado, percepção de dor, preconceito e barreiras, superação e recomeço e sentido no uso da prótese. Tempo desde a amputação, sexo masculino e amputações abaixo do joelho parecem ser fatores preditores de uma melhor percepção de qualidade de vida e de um melhor ajustamento na amostra estudada. Avaliação e orientação pré-operatória e integração precoce em um programa de reabilitação composto por uma equipe interdisciplinar são condutas adequadas para minimizar o impacto da incapacidade e melhorar o prognóstico funcional e a qualidade de vida desta população. Recomenda-se que futuras pesquisas adotem delineamento longitudinal, inclusive com pacientes que não façam uso de prótese.It is necessary to understand the individual who suffered loss of limbs in all their aspects, in the difficulties encountered in adapting to amputation, in the use of prostheses and in the perception of their physical condition. The quality of life assessment, through its multidimensionality and subjectivity, is an effective tool to promote this understanding. Thus, this study was carried out to evaluate the quality of life in patients with lower limb amputation and in the use of prostheses, in the context of a rehabilitation hospital (Sarah Network of Hospitals). A total of 116 patients aged 18 years and over, with amputation time of more than six months, using prosthesis, participated in the study. The general quality of life evaluation questionnaire – SF-36, was used to evaluate the quality of life; the Functional Measure for Amputees questionnaire – FMA, was used to measure the activity of the participant with the prosthesis; and the TAPES-R scale was used to assess the adaptation to amputation and prosthesis, besides allowing a specific quality of life assessment. Sociodemographic and surgical data were collected in electronic medical records. For application in this research, the transcultural adaptation of the Trinity Amputation and Prosthetic Experiences Scalesrevised (TAPES-R) was carried out. In the second phase of this study, a semi-structured interview was conducted in 10 participants of the sample. Among the descriptive characteristics of the sample, there was an average age of 35.9 years (SD = 12), 58.6% were males, 51.7% were single. The amputations above the knee represented 68% of the sample, the traumatic causes and tumors totaled 68.1%, and the amputations in the lower left limb, 57.7%. The mean amputation time was 18 years (SD = 12.6), and prosthesis use, 13.1 h/day. The SF36 results showed that the most affected domains were functional capacity and vitality, with the social aspect having the highest average. There is a worse perception of quality of life among women, in patients with above knee and traumatic causes amputations. Regarding the FMA, the participants were independent to place and remove the prosthesis, but reported difficulty in the functional activities performed with it; nevertheless, 45.7% returned to their pre-amputation activities, and most are able to walk around what is necessary for their daily activities. With the TAPES-R scale, there was worse adjustment, greater functional difficulty and less satisfaction with the prosthesis in patients with above knee amputations. Prosthesis users who stayed with it for less than 10 hours per day presented worse adjustment to the limitation, greater limitation in the activities, as well as dissatisfaction with the prosthetic device. There is a correlation between the TAPES-R and SF-36 instruments, which shows the coherence between them and their domains, denoting their evaluating character. The analysis of the interviews was carried out using the Iramuteq® software, with the descending hierarchical classification method, which resulted in five classes: becoming an amputee, pain sensation, prejudice and barriers, overcoming and restarting, and sense of use of the prosthesis. Time since amputation, male gender and below knee amputations appear to be predictors of better perception of quality of life and better adjustment in this sample. Preoperative assessment and orientation, and early integration into a rehabilitation program composed of an interdisciplinary team is an adequate conduct to minimize the impact of disability and improve the functional prognosis and quality of life of this population. It is recommended that future researches adopt a longitudinal design, even with patients who do not use a prosthesis

    Ajustamento psicossocial de pessoas com amputação: ponto de vista

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    Anualmente, no Brasil, milhares de pessoas são submetidas a procedimento de amputação. Nesse cenário, as instituições que prestam cuidados – desde a etapa cirúrgica ao processo de reabilitação – necessitam planejar e avaliar seus programas assistenciais tendo por base evidências divulgadas pela literatura especializada nacional e internacional. Visando, portanto, propiciar a problematização da temática e gerar reflexões para a intervenção da equipe de reabilitação, este artigo discute fatores clínicos, sociodemográficos e psicossociais associados ao processo de ajustamento à prótese. Sugere-se que, no cenário brasileiro, futuras investigações focalizem variáveis de natureza psicossocial, a exemplo dos estudos internacionais mais recentes.Every year in Brazil, thousands of people undergo an amputation procedure. In this scenario, institutions that provide care – from surgery to rehabilitation – need to plan and evaluate their care programs based on evidence published in national and international specialized literature. Therefore, aiming to discuss this issue and generate reflections for interventions of the rehabilitation team, this study discusses clinical, sociodemographic and psychosocial factors associated with the process of adjustment to the prosthesis. This study suggests that, in the Brazilian scenario, future investigations should focus on variables of a psychosocial nature, such as the most recent international studies

    Práticas Educomunicativas

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    Esta publicação pretende divulgar as práticas educomunicativas realizadas em diferentes regiões do país e que estão sendo implantadas por nossos associados. O e-book Práticas Educomunicativas, que visa oferecer um material de uso prático que possa servir de apoio pedagógico em diferentes contextos, escolar ou de ações junto a instituições, apresenta 20 artigos de profissionais e pesquisadores que implementam ações que inter-relacionam comunicação e educação no contexto da educação apontando as experiências e processos de educomunicação e valorizando desta forma, o trabalho realizado por cada educomunicador oferecendo, ao leitor, um material de uso prático que possa servir de apoio pedagógico em diferentes contextos

    Measurement of the top quark forward-backward production asymmetry and the anomalous chromoelectric and chromomagnetic moments in pp collisions at √s = 13 TeV

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    Abstract The parton-level top quark (t) forward-backward asymmetry and the anomalous chromoelectric (d̂ t) and chromomagnetic (μ̂ t) moments have been measured using LHC pp collisions at a center-of-mass energy of 13 TeV, collected in the CMS detector in a data sample corresponding to an integrated luminosity of 35.9 fb−1. The linearized variable AFB(1) is used to approximate the asymmetry. Candidate t t ¯ events decaying to a muon or electron and jets in final states with low and high Lorentz boosts are selected and reconstructed using a fit of the kinematic distributions of the decay products to those expected for t t ¯ final states. The values found for the parameters are AFB(1)=0.048−0.087+0.095(stat)−0.029+0.020(syst),μ̂t=−0.024−0.009+0.013(stat)−0.011+0.016(syst), and a limit is placed on the magnitude of | d̂ t| < 0.03 at 95% confidence level. [Figure not available: see fulltext.

    MUSiC : a model-unspecific search for new physics in proton-proton collisions at root s=13TeV

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    Results of the Model Unspecific Search in CMS (MUSiC), using proton-proton collision data recorded at the LHC at a centre-of-mass energy of 13 TeV, corresponding to an integrated luminosity of 35.9 fb(-1), are presented. The MUSiC analysis searches for anomalies that could be signatures of physics beyond the standard model. The analysis is based on the comparison of observed data with the standard model prediction, as determined from simulation, in several hundred final states and multiple kinematic distributions. Events containing at least one electron or muon are classified based on their final state topology, and an automated search algorithm surveys the observed data for deviations from the prediction. The sensitivity of the search is validated using multiple methods. No significant deviations from the predictions have been observed. For a wide range of final state topologies, agreement is found between the data and the standard model simulation. This analysis complements dedicated search analyses by significantly expanding the range of final states covered using a model independent approach with the largest data set to date to probe phase space regions beyond the reach of previous general searches.Peer reviewe

    Search for new particles in events with energetic jets and large missing transverse momentum in proton-proton collisions at root s=13 TeV

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    A search is presented for new particles produced at the LHC in proton-proton collisions at root s = 13 TeV, using events with energetic jets and large missing transverse momentum. The analysis is based on a data sample corresponding to an integrated luminosity of 101 fb(-1), collected in 2017-2018 with the CMS detector. Machine learning techniques are used to define separate categories for events with narrow jets from initial-state radiation and events with large-radius jets consistent with a hadronic decay of a W or Z boson. A statistical combination is made with an earlier search based on a data sample of 36 fb(-1), collected in 2016. No significant excess of events is observed with respect to the standard model background expectation determined from control samples in data. The results are interpreted in terms of limits on the branching fraction of an invisible decay of the Higgs boson, as well as constraints on simplified models of dark matter, on first-generation scalar leptoquarks decaying to quarks and neutrinos, and on models with large extra dimensions. Several of the new limits, specifically for spin-1 dark matter mediators, pseudoscalar mediators, colored mediators, and leptoquarks, are the most restrictive to date.Peer reviewe

    Measurement of prompt open-charm production cross sections in proton-proton collisions at root s=13 TeV

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    The production cross sections for prompt open-charm mesons in proton-proton collisions at a center-of-mass energy of 13TeV are reported. The measurement is performed using a data sample collected by the CMS experiment corresponding to an integrated luminosity of 29 nb(-1). The differential production cross sections of the D*(+/-), D-+/-, and D-0 ((D) over bar (0)) mesons are presented in ranges of transverse momentum and pseudorapidity 4 < p(T) < 100 GeV and vertical bar eta vertical bar < 2.1, respectively. The results are compared to several theoretical calculations and to previous measurements.Peer reviewe

    Combined searches for the production of supersymmetric top quark partners in proton-proton collisions at root s=13 TeV

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    A combination of searches for top squark pair production using proton-proton collision data at a center-of-mass energy of 13 TeV at the CERN LHC, corresponding to an integrated luminosity of 137 fb(-1) collected by the CMS experiment, is presented. Signatures with at least 2 jets and large missing transverse momentum are categorized into events with 0, 1, or 2 leptons. New results for regions of parameter space where the kinematical properties of top squark pair production and top quark pair production are very similar are presented. Depending on themodel, the combined result excludes a top squarkmass up to 1325 GeV for amassless neutralino, and a neutralinomass up to 700 GeV for a top squarkmass of 1150 GeV. Top squarks with masses from 145 to 295 GeV, for neutralino masses from 0 to 100 GeV, with a mass difference between the top squark and the neutralino in a window of 30 GeV around the mass of the top quark, are excluded for the first time with CMS data. The results of theses searches are also interpreted in an alternative signal model of dark matter production via a spin-0 mediator in association with a top quark pair. Upper limits are set on the cross section for mediator particle masses of up to 420 GeV

    Measurement of b jet shapes in proton-proton collisions at root s=5.02 TeV

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    We present the first study of charged-hadron production associated with jets originating from b quarks in proton-proton collisions at a center-of-mass energy of 5.02 TeV. The data sample used in this study was collected with the CMS detector at the CERN LHC and corresponds to an integrated luminosity of 27.4 pb(-1). To characterize the jet substructure, the differential jet shapes, defined as the normalized transverse momentum distribution of charged hadrons as a function of angular distance from the jet axis, are measured for b jets. In addition to the jet shapes, the per-jet yields of charged particles associated with b jets are also quantified, again as a function of the angular distance with respect to the jet axis. Extracted jet shape and particle yield distributions for b jets are compared with results for inclusive jets, as well as with the predictions from the pythia and herwig++ event generators.Peer reviewe

    Measurement of the azimuthal anisotropy of Y(1S) and Y(2S) mesons in PbPb collisions at root s(NN)=5.02 TeV

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    The second-order Fourier coefficients (v(2)) characterizing the azimuthal distributions of Y(1S) and Y(2S) mesons produced in PbPb collisions at root s(NN) = 5.02 TeV are studied. The Y mesons are reconstructed in their dimuon decay channel, as measured by the CMS detector. The collected data set corresponds to an integrated luminosity of 1.7 nb(-1). The scalar product method is used to extract the v2 coefficients of the azimuthal distributions. Results are reported for the rapidity range vertical bar y vertical bar < 2.4, in the transverse momentum interval 0 < pT < 50 GeV/c, and in three centrality ranges of 10-30%, 30-50% and 50-90%. In contrast to the J/psi mesons, the measured v(2) values for the Y mesons are found to be consistent with zero. (C) 2021 The Author(s). Published by Elsevier B.V.Peer reviewe
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