62 research outputs found

    Resistência do Streptococcus pneumoniae à penicilina no Hospital Universitário Polydoro Ernani de São Thiago.

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    Trabalho de Conclusão de Curso - Universidade Federal de Santa Catarina. Curso de Medicina. Departamento de Clínica Médica

    Politics of hate and the new order of violence

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    Written in the moment of the protests, the book Dilma Rousseff e o ódio político builds a synthetic overview of the choices and recent failures of the Partido dos Trabalhadores. By pointing the strength of the charismatic power of former President Lula, the work discusses the symbolic impact of PT administrations in Brazilian society and presents a new order of stemming violence of the emergence of a new organized, aggressive and productive right that carry hate as flag

    Matizes verdes, modernização ecológica e usurpação da biodiversidade

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    A partir da categorização proposta pelo sociólogo espanhol Joan Martínez Alier sobre as correntes ecológicas, este artigo analisa diferentes matizes presentes no movimento ambientalista, buscando apontar e comentar suas múltiplas tendências, considerações e implicações. Ao utilizar a Amazônia como pano de fundo e as transformações lá ocorridas nos últimos vinte anos, investigam-se as condições que situam a modernização ecológica como instrumento da tecnociência que age sob e sobre a biodiversidade a partir da biotecnologia, transformando a questão ambiental em um campo de conflitos, depredação sociocultural e renovação econômica do grande capital transnacional

    The Most Demanding Exercise in Different Training Tasks in Professional Female Futsal: A Mid-Season Study through Principal Component Analysis

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    The contextual factors related to training tasks can play an important role in how a player performs and, subsequently, in how a player trains to face a competition. To date, there has been no study that has investigated the most demanding exercise in different training tasks in female futsal. Therefore, this study aimed to determine the most demanding efforts during different training tasks in a cohort study conducted in professional biological women futsal players using principal component analysis (PCA). A total of 14 elite women futsal players (age = 24.34 ± 4.51 years; height = 1.65 ± 0.60 m; body mass = 63.20 ± 5.65 kg) participated in this study. Seventy training sessions of an elite professional women’s team were registered over five months (pre-season and in-season). Different types of exercises were grouped into six clusters: preventive exercises; analytical situations; exercises in midcourt; exercises in ¾ of the court; exercises in full court; superiorities/inferiorities. Each exercise cluster was composed of 5–7 principal components (PCs), considering from 1 to 5 main variables forming each, explaining from 65 to 75% of the physical total variance. A total of 13–19 sub-variables explained the players’ efforts in each training task group. The first PCs to explain the total variance of training load were as follows: preventive exercises (accelerations; ~31%); analytical situations (impacts; ~23%); exercises in midcourt (high-intensity efforts; ~28%); exercises in ¾ of the court (~27%) and superiorities/inferiorities (~26%) (aerobic/anaerobic components); exercises in full court (anaerobic efforts; ~24%). The PCs extracted from each exercise cluster provide evidence that may assist researchers and coaches during training load monitoring. The descriptive values of the training load support a scientific base to assist coaches in the planning of training schedules

    Reações da sociedade conectada: comentários em Fanpages do Executivo e Legislativo Federais

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    Identifica-se reações e assuntos comentados em postagens nas páginas do Facebook de órgãos do Executivo e Legislativo federais. Utiliza-se de análise sintática textual e de sentimentos, por meio dos softwares Netvizz, Iramuteq e Semantria, e com checagem manual. Os resultados apontam que os órgãos do Executivo têm mais comentários positivos que os representantes do Legislativo. Indica-se que as páginas do Facebook são espaços onde se dá o debate acerca das questões públicas, mas ainda faltam ações para efetiva governança digital nestas mídias

    Manipulating the pitch size constrains the players’ positioning during unbalanced soccer small-sided games played by different age groups

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    We aim to investigate the impact of variable soccer pitch sizes on the position of players during unbalanced small-sided games (SSGs) and compare the responses of players from two different age groups. Forty-eight young players (n = 24 under-13 and n = 24 under-14) took part in the study and played 3 vs. 3 + 1 SSGs on two different pitch sizes (smaller: 36 x 27 m / 139m2 per player; and larger: 40 x 29 m / 166 m2 per player). Players’ positions on the pitch (length, width, length-to-width ratio, stretching index, and spatial exploration index) were assessed by the positional data provided by global position system devices and were compared within age groups and between game formats using a two-way analysis of variance. Results showed higher values of spatial exploration index (SEI) in the larger SSGs than in the smaller format (p<.001). Moreover, a higher length (p<0.001) and length-to-width ratio (p<.001) was observed in the younger group. Finally, the larger format presented higher values of SEI and stretching index, independent of the age group (p<.001). In the smaller format, U-14 players presented a higher stretching index, while in the larger format U-13 players presented higher values in the same variable. We conclude that enlarging the pitch size constrains players’ behaviour during SSGs, and older players are more able to deal with this more complex task context than younger ones

    CHROMATOGRAPHIC, RHEOLOGICAL AND CYTOCHEMISTRY EVALUATION OF “BACURI” PULP (Platonia insignis MART.)

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    “Bacuri” pulp was evaluated for volatile compounds, rheological behavior, and cytochemical analysis. The pulp was also submitted to physicochemical characterization. The effect of temperature on rheological behavior of whole “bacuri” pulp was investigated in this work. The rheological measurements were carried out using a Brookfield Rheometer (Model DV-II +) at shear rate range from 0.25 to 1.50 s-1 at temperatures of 30, 40, 50, 60 and 70 °C. A total of 36 compounds were detected in the headspace of the “bacuri” pulp - 34 of which were identified. The major compounds were the following: linalool, cis-linalool, trans-linalool oxide, and hotrienol, respectively. The experimental data was adjusted using a power law rheological model, with good agreement. “Bacuri” pulp shows a non-Newtonian behavior, with an apparent viscosity decreasing with increasing temperature. The “bacuri” pulp obtained activation energy at shear rate 1.50 s-1 was -14.03 kJ/mol

    Contemporary practices of portuguese and brazilian soccercoaches in designing and applying small-sided games

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    This descriptive study aimed to investigate the current practices of Portuguese and Brazilian soccer coaches in the design and implementation of small-sided games (SSGs) in soccer. A total of 187 male coaches participated in the online survey, consisting of 82 Portuguese and 105 Brazilian individuals. These coaches held various positions within the technical staff, with 63 serving as head coaches, 38 as assistant coaches, 38 as physical trainers, and 48 in other roles related to the technical staff. Additionally, the participants represented both youth (n = 102) and adult competitive levels (n = 59), along with some who were not currently associated with a specific group. The survey consisted of 32 questions divided into three main sections: (i) the timing of SSG application, (ii) the methods used for applying SSGs, and (iii) the reasons for applying SSGs. The Chi-square test revealed a statistically significant association between nationality and the frequency of SSGs used in training sessions during the pre-season (p = 0.039) and in-season (p < 0.001). Moreover, significant association between nationality and the time allocated to employing SSGs for targeting aerobic training (p < 0.001) was found. There was a significant association between nationality and the weekly frequency of SSGs use for targeting sprint training (p = 0.019). The Chi-square test identified significant associations between nationality and the use of SSGs for targeting technical training (p = 0.002), as well as for tactical training (p = 0.002). In summary, this study underscores that SSGs are primarily employed to enhance aerobic fitness, change of direction, technical skills, and tactical behaviors. Coaches generally favor employing SSGs two to three times a week, with typical sessions lasting between 16 to 30 minutes. Notably, the major discrepancies between nationalities lie in the importance assigned to the use of SSGs. However, in practice, the formats and objectives for implementing SSGs remain relatively similar.info:eu-repo/semantics/publishedVersio

    Wearable Inertial Measurement Unit to Measure External Load: A Full-Season Study in Professional Soccer Players

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    This work is funded by Fundacao para a Ciencia e Tecnologia/ Ministerio da Ciencia, Tecnologia e Ensino Superior through national funds and when applicable co-funded EU funds under the project UIDB/50008/2020.The aim of this study was to describe weekly acute workload (wAW), chronic workload (wCW), acute: chronic workload ratio (wACWR), training monotony (wTM), and training strain (wTS) variations over a full season across playing positions. Twenty-one professional soccer players were daily monitored during 48 consecutive weeks. Total distance, sprint total distance (STD), highspeed running distance (HSRd), maximum speed, number of the repeated sprints, and body load (BL) were obtained during training and matches using aWearable Inertial Measurement Unit. The wAW was determined for each external load measure. The wCW, wACWR, and wTM were calculated based on BL metric. Higher values of weekly STD were observed in lateral defenders/wingers (LDW) compared to central defenders/forwards (CDF) (p = 0.009; ES = Large) and midfielders (MDF) (p = 0.034; ES = Large). Additionally, weekly HSRd was higher in LDW vs. CDF (p = 0.016; ES = Large) and MDF (p = 0.011; ES = Large). The CDF presented a lower weekly number of repeated sprints than LDW (p = 0.021; ES = Large). In conclusion, weekly external load metrics were position-dependent over the season. Moreover, LDW a presented greater weekly STD, HSRd, and number of repeated sprints compared to other positions.Fundacao para a Ciencia e Tecnologia/ Ministerio da Ciencia, Tecnologia e Ensino Superior through national fundsEU funds UIDB/50008/202

    Investigação de eventos adversos ocorridos em um hospital público de Brasília

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    A quantidade de complicações e mortes evitáveis devido à falta de segurança do paciente é crescente. A segurança do paciente é um elemento essencial à qualidade da assistência à saúde, pois visa minimizar riscos associados à assistência à saúde, provenientes de tecnologias e produtos, relações humanas no serviço e falhas na comunicação com o paciente. Objetivo: investigar os eventos adversos (EA) assistenciais ocorridos em um hospital público de Brasília. Método: estudo transversal, retrospectivo e prospectivo, realizado no Hospital Regional da Asa Norte da Secretaria de Estado de Saúde do Distrito Federal. A coleta de dados compreendeu o período de janeiro de 2018 a dezembro de 2019 e foi realizada através de exploração do banco de dados do núcleo de segurança do paciente e por busca ativa em prontuários eletrônicos. Foram investigados o perfil dos pacientes vítimas de eventos adversos, os tipos de eventos, as causas e consequências e as intervenções efetuadas. A presente pesquisa foi aprovada pelo Comitê de Ética e Pesquisa da Fundação de Ensino e Pesquisa em Ciências da Saúde/FEPECS/SES/DF (CAAE: 17697419.7.3001.5553) e pelo CEP do UniCEUB (CAAEde 17697419.7.0000.0023). Resultados: Os pacientes vitimados por eventos adversos foram 543, sendo 52,67% masculino e 46,68% feminino. A idade média das vítimas foi 51,06±24,05 anos e a média do período de internação foi de 53,20±71,15 dias. Os setores onde houve mais registro de ocorrência de EA foram: Unidade de Internação Cirúrgica (21,55%), UTI (20,07%) e Pronto Socorro e Box de Emergência (16,94%). Os eventos mais frequentemente encontrados foram relacionados: a assistência ao paciente (38,99%), a úlceras por pressão (17,64%), ao processo clínico (16,05%) e a infecção hospitalar (10,61%). O grau de danos provocados aos pacientes pelos EA foram: nenhum (30,80%); leve (46,00%); moderado (17,74%) e grave (5,46%). A causas dos EA ocorridos foram: fatores humanos (81,58%), fatores externos (13,08%) e fatores do sistema operativo (5,34%). As ações e intervenções realizadas pelo núcleo de segurança do paciente para redução de riscos descritas no trabalho, incluem orientação a equipe de assistência, adequação de manuseio de processos, ações de reciclagem e capacitação de profissionais. Conclusão: a presente pesquisa elucida aspectos importantes envolvidos na ocorrência dos EA e pode colaborar com a equipe de assistência, com a comunidade científica e acadêmica na discussão dos caminhos para a redução destas ocorrências que reverbera sobre o tratamento, recuperação e prognóstico dos pacientes por ela acometidos resgatando assim a proposta de Hipócrates de "antes de tudo, não causar dano”
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