256 resultados para Categorize
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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This is an exploratory and descriptive study that was jointly carried out by Nursing Care and Occupational Therapy as part of a Research Project that intended to prepare children for elective surgery at the University of São Paulo's Hospital de Reabilitação de Anomalias Craniofaciais. Objective: using toys as a therapeutic resource for relieving the child's real and unconscious tensions concerning hospitalization for surgical treatment at the HRAC - USP. Method: 44 children participated in the study. An observation form was used to collect data and it was applied at two separate times: the first time was the day before the surgery was to take place and the second on the day of the surgery just before the event. Twenty one variables were elaborated by the researchers to categorize behaviors regarding hospitalization. The resources used were: storytelling, dramatization and demonstration of nursing interventions with puppets dressed in surgical garb (gloves, surgical gown, mask and cap) with medical equipment commonly used in hospital. Results: of the 21 variables analyzed, 8 showed statistically significant differences on the McNemar Test (p<0.05). Conclusion: interactive play enables hospitalized children to interact in the hospital environment, so that they can express feelings and emotions and it contributes to humanized hospital assistance.
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The growth of large cities is usually accelerated and disorganized, which causes social, economical and infrastructural conflicts and frequently, occupation in illegal areas. For a better administration of these areas, the public manager needs information about their location. This information can be obtained through land utilization and land cover maps, where orbital images of remote sensing are used as one of the most traditional sources of data. In this context, the present work tested the applicability of the object-based classification to categorize two slum areas, taking into account the structure of the streets, size of the huts, distance between the houses, among other parameters. These area combinations of physical aspects were analyzed using the image IKONOS II and the software eCognition. Slum areas tend to be, to the contrary of the planned areas, disarranged, with narrow streets, small houses built with a variety of materials and without definition of blocks. The results of land cover classification for slum areas are encouraging because they are accurate and little ambiguous in the classification process. Thus, it would allow its utilization by urban managers.
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Objective: This case-control study analyzed mass spectrometry fingerprinting patterns of culture media samples used for embryo culture to predict embryo implantation. Methods: The culture medium harvested after embryo transfer of 22 embryos from 13 patients was used for the experiments. After embryo transfer, the remaining culture media were collected and samples were split in positive (n=8) and negative (n=14) implantation groups according to implantation outcomes (100% or 0% of implantation). Samples were individually diluted and injected directly to the Electrospray ionization (ESI) MS coupled to a Quadrupole Time-of-flight MS (Q-ToF-MS).Ions relative intensities of each spectrum were considered. Data analysis was conducted in MatLab 7.0 version using Partial Least Squares - Discriminant Analysis toolbox. Results: There were 3027 observed ions at 100% and 0% implantation groups by ESI-Q-ToF-MS. The statistical model could categorize the samples in two clusters, based on their positive and negative implantation outcomes. Less intense ions present in the mass spectra with statistical significance have contributed to the major differences to group distinction. Conclusions: Positive and negative implantation embryos showed a specific biochemical pattern present in culture media, which could be detected as a fast, simple and non-invasive way. This biochemical profile could help the selection of the most viable embryo, improving single embryo transfer and thus eliminating the risk and undesirable outcomes of multiple pregnancies. © Todos os direitos reservados a SBRA - Sociedade Brasileira de Reprodução Assistida.
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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Pós-graduação em Enfermagem (mestrado profissional) - FMB
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Pós-graduação em Psicologia do Desenvolvimento e Aprendizagem - FC
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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A presença de migrantes na Região Amazônica constitui fato histórico que atenta a pensar fixação e interação com os demais grupos existentes. Pensando a migração como um processo histórico e social, nestas análises, busco entender os elementos que compõem a identidade dos cearenses na cidade de Santarém - Pará, à medida que, quando empreendem em seus discursos e práticas sua diferenciação com os paraenses a partir das relações de família e casamento. Assim, torna-se necessário categorizar a naturalidade e pensar as práticas de casamento como homogâmicas, mapear as estratégias utilizadas no intuito de estabelecer uniões preferenciais. O confronto e interação entre gerações ajuda perceber como ocorre o processo educativo na busca da permanência dos valores do grupo e na continuidade da compreensão e do sentido de família.
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Histórias infantis têm sido utilizadas como recurso lúdico-didático na instalação de comportamentos. Nesta literatura, estes comportamentos geralmente estão descritos na forma de regras de conduta, explícitas (regras prescritivas) ou implicitamente (regras descritivas). O presente estudo avaliou o efeito da exposição continuada a histórias infantis, sobre a frequência e o tempo de engajamento em comportamentos relevantes à aprendizagem escolar, de quatro crianças entre sete e oito anos. Foram realizadas entrevistas semi-estruturadas com as professoras objetivando coletar relatos sobre o desempenho de seus alunos em atividades escolares. Em seguida, o experimentador realizou registros cursivos dos comportamentos das crianças em situação de sala de aula, com o objetivo de identificar a ocorrência e a freqüência dos comportamentos relatados pela professora, para selecionar e categorizar os comportamentos alvos. Foram selecionados os comportamentos de Cópia, Responder e Visto, a partir de então foram realizados registros de ocorrências da emissão destes comportamentos, com o objetivo de ter uma linha de base da freqüência de emissão destes comportamentos. A Condição Experimental era composta de linha de base e seis fases, em cada fase eram lidas histórias diferentes. A Fase sempre era iniciada com a leitura de uma história, seguida do registro de ocorrências dos comportamentos alvos. As histórias apresentavam regras descritivas mostrando as conseqüências positivas da emissão dos comportamentos selecionados e as conseqüências negativas da emissão de comportamentos incompatíveis com os mesmos. Os resultados sugerem que a exposição continuada às histórias foram eficientes para instalar e ou aumentar a frequência dos comportamentos de Cópia, Responder e Visto, bem como o tempo de engajamento das crianças nestas atividades.
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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Pós-graduação em Desenvolvimento Humano e Tecnologias - IBRC
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The aim of the present study was to determine the size at sexual maturity in the freshwater crab Dilocarcinus pagei Stimpson, 1861, from a population located in Mendonça, state of São Paulo, Brazil. The crabs were sampled monthly (July 2005 to June 2007), at Barra Mansa reservoir. The specimens were captured manually or in sieves passed through the aquatic vegetation. The crabs were captured and separated by sex based on morphology of the pleon and on the number of pleopods. The following dimensions were measured: carapace width (CW); carapace length (CL); propodus length (PL); and abdomen width (AW). The morphological analysis of the gonads was used to identify and categorize individuals according to their stage of development. The morphological maturity was estimated based on the analysis of relative growth based on the allometric equation y = ax b. The gonadal maturity was based on the morphology of the gonads by the method CW50 which indicates the size at which 50% of the individuals in the population showed gonads morphologically mature to reproduction. The biometric relationships that best demonstrated the different patterns of growth for the juvenile and adult stages were CW vs. PL for males and CW vs. AW for females (p<0.001). Based on these relationships, the estimated value to morphological sexual maturity was 21.5 mm (CW) in males and 19.7 mm (CW) in females. The determination of the size at sexual maturity and the adjustment of the data based on the logistic curve (CW50) resulted in a size of 38.2 mm for males and 39.4 mm for females (CW). Based on the data obtained for sexual maturity for D. pagei, we can estimate a minimum size for capture of 40 mm (CW). This minimum size allows at least half of the population to reproduce and retains the juveniles and a portion of the adults in the population.
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Purpose: To evaluate the influence of heat treatment (HT) procedures of a pre-hydrolyzed silane on bond strength of resin cement to a feldspathic ceramic.Materials and Methods: Ceramic and composite blocks (N = 30) were divided into six groups (n = 5) and subjected to the following conditioning procedures: G1: 9.6% hydrofluoric acid (HF) for 20 s + silane (RelyX Ceramic Primer, 3M ESPE) + resin cement (Panavia F2.0, Kuraray) (control); G2: HF (20 s) + silane + heat treatment in furnace (HTF) (100 degrees C, 2 min) + resin cement; G3: silane + HTF + resin cement; G4-HF (20 s) + silane + heat treatment with hot air (HTA) (50 +/- 5 degrees C for 1 min) + resin cement; G5: silane + HTA + resin cement; G6: silane + resin cement. The microtensile bond strength (MTBS) test was performed using a universal testing machine (1 mm/min). After debonding, the substrate and adherent surfaces were analyzed using a stereomicroscope and SEM to categorize the failure types. The data were statistically evaluated using one-way ANOVA and Tukey's test (5%).Results: The control group (G1) showed no pre-test failures and presented significantly higher mean MTBS (16.01 +/- 1.12 MPa) than did other groups (2.63 +/- 1.05 to 12.55 +/- 1.52 MPa) (p = 0.0001). In the groups where HF was not used, HTF (G3: 12.55 +/- 1.52 MPa) showed significantly higher MTBS than did HTA (G5: 2.63 +/- 1.05 MPa) (p < 0.05). All failure types were mixed, ie, adhesive between the resin cement and ceramic accompanied by cohesive failure in the cement.Conclusion: Heat treatment procedures for the pre-hydrolyzed silane either in a furnace or with the application of hot air cannot replace the use of HF gel for the adhesion of resin cement to feldspathic ceramic. Yet when mean bond strengths and incidence of pre-test failures are considered, furnace heat treatment delivered the second best results after the control group, being considerably better than hot air application.
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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)