12 research outputs found

    Adolescent students’ consumption of fruit, greens and vegetables

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    Introduction: The intake of fruits, vegetables and greens is in accordance with the recommendations in a minority of the population, especially in adolescents, as it has been shown in literature. The importance to increase this food consumption regards to the prevention of non-transmissible chronic diseases. Objective: was to estimate and describe the frequency of fruit/juice and vegetable intake, and assess the adequacy of this consumption based on the recommendations of the “Ten steps to healthy eating”, in adolescents in Curitiba, Brazil. Methods: The food intake frequency was categorized as adequate or inadequate. The relationship between the intake and the independent variables (socioeconomic) was verified by simple and multiple logistic regressions. Results: The participants were 341 adolescents, most female and aged between 10 - 12 years. The most frequent maternal educational level was High School, most of them working outside home. Monthly family incomes up to 3 minimum wages were most frequent. Most adolescents had inadequate intake of fruits/juices and greens/ vegetables, with higher inadequacy for the latter. Only 3.5% of them had adequate intake of both groups of food. Conclusions: The intake of fruit/juice was not associated with any of the analyzed variables. It was found association of inadequate intake of greens/vegetables only for the age range of 14-19 years, which remained after multiple regression

    Measurement of the charge asymmetry in top-quark pair production in the lepton-plus-jets final state in pp collision data at s=8TeV\sqrt{s}=8\,\mathrm TeV{} with the ATLAS detector

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    ATLAS Run 1 searches for direct pair production of third-generation squarks at the Large Hadron Collider

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    Search for single production of vector-like quarks decaying into Wb in pp collisions at s=8\sqrt{s} = 8 TeV with the ATLAS detector

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    Food consumption of adolescents from public schools of the city of Curitiba

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    INTRODUÇÃO: Evidências sobre a disponibilidade de alimentos no Brasil indicam que a transição alimentar tem sido, em geral, desfavorável em relação à prevenção e controle da obesidade e das demais doenças crônicas não transmissíveis, como comprovado pelos dados antropométricos nacionais ao longo dos anos. Mudanças dietéticas adversas incluem maior ingestão de refrigerantes, biscoitos e alimentos ricos em gordura saturada, e queda no consumo de frutas e verduras, fontes de carboidratos complexos e fibras alimentares, especialmente entre adolescentes. OBJETIVOS: Verificar a relação entre a frequência de consumo de alimentos e grupos de alimentos com variáveis demográficas, socioeconômicas e comportamentais de escolares adolescentes no município de Curitiba. MÉTODOS: Trata-se de um estudo transversal. A amostra foi de adolescentes de duas escolas municipais (EM), sendo uma de área central e uma de área periférica. O consumo de alimentos foi avaliado por um questionário baseado nos Dez passos para uma alimentação saudável do Ministério da Saúde. As informações socioeconômicas foram obtidas de um questionário respondido pelos pais ou responsáveis pelos escolares. Para caracterização da população foram utilizadas frequências, médias, medianas e desvios padrão. A resposta para cada grupo de alimentos foi dicotômica, ou seja, frequência adequada e frequência não adequada. A análise da relação entre as variáveis frequência de consumo e número de refeições/dia (variáveis dependentes) e as variáveis demográficas, socioeconômicas e comportamentais (variáveis independentes) foi feita para cada uma das questões sobre consumo de alimentos ou grupos de alimentos (8 questões) e para a questão sobre número de refeições. Utilizou-se regressão logística múltipla, com a técnica stepwise, sendo obtidos Odds Ratio de consumo adequado entre as categorias das variáveis independentes. A análise dos dados foi realizada utilizandose o pacote estatístico R. RESULTADOS: Houve maior participação no estudo de adolescentes do sexo feminino, nas duas escolas, e a média de idade foi de 13 anos. A maioria dos pais e mães dos alunos da EM central (EM1), completou o 2° grau, e na EM periférica (EM2), a maioria estudou até a 8º série. Renda familiar de até dois salários mínimos (SM), foi mais comum na regional periférica, e rendas superiores a 3 SM foram mais presentes nas famílias da EM 1. Os adolescentes das duas escolas consomem, em média, 2 porções de frutas/suco natural de frutas, verduras, carnes e leite/derivados (cada). Arroz e feijão são consumidos 6 e 7 vezes na semana, salgados e frituras, 2 e 3 vezes, por adolescentes da EM1 e EM2, respectivamente. A maioria dos adolescentes das duas escolas consome doces e refrigerantes/sucos industrializados diariamente, realizam em média 4 refeições/dia, assistem à televisão por 3 horas (EM1) ou 4 horas (EM2), e jogam videogame por 1 hora, e utilizam o computador por 2 horas, nas duas escolas. Pelo ajuste do modelo logístico pode-se inferir que: o fato do pai não trabalhar fora, associou-se positivamente ao consumo adequado de frutas pelo adolescente; o aumento do tempo utilizando o vídeo game, associou-se ao consumo adequado de carnes; o aumento do tempo de uso do computador associou-se ao consumo inadequado de carne, consumo inadequado de doces e refrigerantes, e número de refeições inadequado; o aumento do tempo de uso da TV associou-se ao consumo inadequado de doces; o aumento da idade associou-se ao consumo inadequado de salgados, e adequado de refrigerante; o sexo masculino relacionou-se a um número de refeições adequado; não se tem evidências significativas, para dizer que algumas das covariáveis consideradas influenciam o consumo de leite/derivados, verduras e arroz/feijão. CONCLUSÃO: A frequência de consumo de frutas/suco natural de frutas, verduras e leite/derivados está inferior ao recomendado pelo MS nos 10 passos para uma alimentação saudável, para a maioria dos adolescentes. O consumo de carnes, arroz/feijão e o numero de refeições ao dia está dentro do recomendado, para a maior proporção dos escolares. As frequências do consumo de frutas, carnes, doces, salgados, refrigerante e numero de refeições foram as que se associaram às variáveis demográficas, socioeconômicas e uso do tempo de lazerBACKGROUND: Evidence on food availability in Brazil indicates that the food transition has been, generally unfavorable to prevent and control obesity and other chronic noncommunicable diseases, as evidenced by the national demographics over the years. Adverse dietary changes include increased intake of soft drinks, snacks and foods high in saturated fat, and decrease in consumption of fruits and vegetables, sources of complex carbohydrates and fiber, especially among adolescents. OBJECTIVES: To investigate the relationship between the frequency of consumption of foods and food groups with demographic, socioeconomic and behavioral characteristics of schoolchildren in the city of Curitiba. METHODS: This is a cross-sectional study. The sample of adolescents was from two public schools (PS), one of the central area and a peripheral area. The dietary intake was assessed by a questionnaire based on the \"Ten steps to a healthy diet, of Ministry of Health. The socioeconomic information were obtained from a questionnaire answered by parents or guardians by the school. To characterize the population were used frequencies, means, medians and standard deviations. The answer to each food group was dichotomous, ie, at often appropriate and often not adequate. The analysis of the relationship between the variables frequency of consumption and number of meals per day (dependent variables) and demographic, socioeconomic and behavioral variables (independent variables) was performed for each of the questions about consumption of foods or food groups food (8 questions) and to the question about number of meals. We used multiple logistic regression with the stepwise technique, and obtained an odds ratio of consumption between the appropriate categories of independent variables. Data analysis was performed using the statistical package R. RESULTS: There was greater participation in the study of female adolescents in two schools, and the average age was 13 years. Most parents of students in central PS (PS1), completed the 2nd degree, and in peripheral PS (PS2), most studied up to 8th degree. Family income of up to two minimum wages (MW), was more common in peripheral regional, and incomes over 3 MW were more common in families of central PS. The adolescents from two schools consume an average of 2 servings of fruit/ natural juice of fruits, vegetables, meat and milk/dairy products (each). Rice and beans is consumption 6 and 7 times a week, snacks and fried foods, 2 and 3 times for adolescents in PS1 and PS2, respectively. Most adolescents from two schools consume sweets and soft drinks/juices industrialized daily, realize an average of 4 meals a day, watch television for 3 hours (PS 1) or 4 hours (PS 2), and play video games for 1 hour, and use the computer for 2 hours, the two schools. By adjusting the logistic model can be inferred that: the fact that the father did not work out, was positively associated with the adequate intake of fruit by the adolescent; the increase in time using the video game, was associated with adequate intake of meat; the increased in time using the computer was associated with inadequate intake of meat, inadequate intake of sweets and soft drinks, and inadequate number of meals; the time increased use of TV was associated with inadequate intake of sweets; increasing age was associated with inadequate intake of salt, and appropriate refrigerant; the male was related to an appropriate number of meals; not have significant evidence to say that some of the covariates considered influencing the consumption of milk / milk products, vegetables and rice / beans. CONCLUSION: The frequency of fruit/ natural juice of fruits, vegetables and milk/ dairy products is lower than that recommended by Ministry of Health in the \"10 steps to a healthy diet,\" for most teenagers. The consumption of meat, rice/beans and the number of meals a day is within the recommended for the largest proportion of students. The frequency of consumption of fruits, meats, sweets, snacks, soft drinks and number of meals were those associated with demographic, socioeconomic and use of leisure tim

    Search for Higgs and ZZ Boson Decays to J/ψγJ/\psi\gamma and Υ(nS)γ\Upsilon(nS)\gamma with the ATLAS Detector

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    A search for the decays of the Higgs and ZZ bosons to J/ψγJ/\psi\gamma and Υ(nS)γ\Upsilon(nS)\gamma (n=1,2,3n=1,2,3) is performed with pppp collision data samples corresponding to integrated luminosities of up to 20.3fb120.3\mathrm{fb}^{-1} collected at s=8TeV\sqrt{s}=8\mathrm{TeV} with the ATLAS detector at the CERN Large Hadron Collider. No significant excess of events is observed above expected backgrounds and 95% CL upper limits are placed on the branching fractions. In the J/ψγJ/\psi\gamma final state the limits are 1.5×1031.5\times10^{-3} and 2.6×1062.6\times10^{-6} for the Higgs and ZZ bosons, respectively, while in the Υ(1S,2S,3S)γ\Upsilon(1S,2S,3S)\,\gamma final states the limits are (1.3,1.9,1.3)×103(1.3,1.9,1.3)\times10^{-3} and (3.4,6.5,5.4)×106(3.4,6.5,5.4)\times10^{-6}, respectively

    Measurements of the Total and Differential Higgs Boson Production Cross Sections Combining the H??????? and H???ZZ*???4??? Decay Channels at s\sqrt{s}=8??????TeV with the ATLAS Detector

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    Measurements of the total and differential cross sections of Higgs boson production are performed using 20.3~fb1^{-1} of pppp collisions produced by the Large Hadron Collider at a center-of-mass energy of s=8\sqrt{s} = 8 TeV and recorded by the ATLAS detector. Cross sections are obtained from measured HγγH \rightarrow \gamma \gamma and HZZ4H \rightarrow ZZ ^{*}\rightarrow 4\ell event yields, which are combined accounting for detector efficiencies, fiducial acceptances and branching fractions. Differential cross sections are reported as a function of Higgs boson transverse momentum, Higgs boson rapidity, number of jets in the event, and transverse momentum of the leading jet. The total production cross section is determined to be σppH=33.0±5.3(stat)±1.6(sys)pb\sigma_{pp \to H} = 33.0 \pm 5.3 \, ({\rm stat}) \pm 1.6 \, ({\rm sys}) \mathrm{pb}. The measurements are compared to state-of-the-art predictions.Measurements of the total and differential cross sections of Higgs boson production are performed using 20.3  fb-1 of pp collisions produced by the Large Hadron Collider at a center-of-mass energy of s=8  TeV and recorded by the ATLAS detector. Cross sections are obtained from measured H→γγ and H→ZZ*→4ℓ event yields, which are combined accounting for detector efficiencies, fiducial acceptances, and branching fractions. Differential cross sections are reported as a function of Higgs boson transverse momentum, Higgs boson rapidity, number of jets in the event, and transverse momentum of the leading jet. The total production cross section is determined to be σpp→H=33.0±5.3 (stat)±1.6 (syst)  pb. The measurements are compared to state-of-the-art predictions.Measurements of the total and differential cross sections of Higgs boson production are performed using 20.3 fb1^{-1} of pppp collisions produced by the Large Hadron Collider at a center-of-mass energy of s=8\sqrt{s} = 8 TeV and recorded by the ATLAS detector. Cross sections are obtained from measured HγγH \rightarrow \gamma \gamma and HZZ4H \rightarrow ZZ ^{*}\rightarrow 4\ell event yields, which are combined accounting for detector efficiencies, fiducial acceptances and branching fractions. Differential cross sections are reported as a function of Higgs boson transverse momentum, Higgs boson rapidity, number of jets in the event, and transverse momentum of the leading jet. The total production cross section is determined to be σppH=33.0±5.3(stat)±1.6(sys)pb\sigma_{pp \to H} = 33.0 \pm 5.3 \, ({\rm stat}) \pm 1.6 \, ({\rm sys}) \mathrm{pb}. The measurements are compared to state-of-the-art predictions

    Finska tingsdomares bedömningar av partsutlåtanden givna på plats i rätten eller via videokonferens

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    Professionals within the judicial system sometimes believe they can assess whether someone is lying or not based on cues such as body language and emotional expression. Research has, however, shown that this is impossible. The Finnish Supreme Court has also given rulings in accordance with this demonstrated fact. There has also been previous research on whether party or witness statements are assessed differently in court depending on whether they are given live, via videoconference, or via prerecorded video. In the present study, we investigated how a Finnish sample of district judges (N=47) assigned probative value to different variables concerning the statement or the statement giver, such as body language and emotional expression. We also investigated the connection between the judges’ beliefs about the relevance of body language and emotional expression and their preference for live statements or statements via videoconference. The judges reported assigning equal amounts of probative value to statements given live and statements given via videoconference. However, judges found it easier to detect deception live, and this preference correlated with how relevant they thought body language is when assessing the probative value of the statement. In other words, a slight bias to assess live statements more favorably than statements given via videoconference might still exist. More effort needs to be put into making judges and Supreme Courts aware of robust scientific results that have been the subject of decades of research, such as the fact that one cannot assess whether someone is lying or not based on cues such as body language

    Search for Scalar-Charm pair production in pp collisions at s=8\sqrt{s}=8 TeV with the ATLAS detector

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    The results of a dedicated search for pair production of scalar partners of charm quarks are reported. The search is based on an integrated luminosity of 20.3 fb1^{-1} of pp collisions at s=8\sqrt{s}=8 TeV recorded with the ATLAS detector at the LHC. The search is performed using events with large missing transverse momentum and at least two jets, where the two leading jets are each tagged as originating from c-quarks. Events containing isolated electrons or muons are vetoed. In an R-parity-conserving minimal supersymmetric scenario in which a single scalar-charm state is kinematically accessible, and where it decays exclusively into a charm quark and a neutralino, 95% confidence-level upper limits are obtained in the scalar-charm-neutralino mass plane such that, for neutralino masses below 200 GeV, scalar-charm masses up to 490 GeV are excluded
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