407 research outputs found

    The SAFER Geodatabase for the Kathmandu Valley:geotechnical and geological variability

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    The Kathmandu Valley is within a seismically active region with only few recorded strong-motion data. Geophysical information in the Valley is also sparse. In addition, the absence of an open database which compiles in situ geophysical tests, borehole records, and geotechnical laboratory data is affecting the advancement of knowledge in the region. This article presents SAFER/GEO-591 database, named after the Engineering and Physical Science Research Council (EPSRC)-funded project Seismic Safety and Resilience of Schools in Nepal (SAFER). SAFER/GEO-591 contains data from groundwater wells and boreholes originally commissioned for research and commercial purposes. This work describes (1) the quality assessment and harmonization process conducted on the dataset, (2) the variation of shear-wave velocity (V_S) measurements and geotechnical parameters with depth and elevation in the Valley, (3) the current understanding of the Valley sediment/bedrock topography, and finally (4) new geological cross sections. A companion article presents an updated V_(S30) map across the Valley based on the contributions of this article. The database can be downloaded from the University of Bristol repository via DOI: https://doi.org/10.5523/bris.3gjcvx51lnpuv269xsa1yrb0rw

    When the going gets tough, the tough get going: Social identification and individual effort in intergroup competition.

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    Based on social identity theory, the authors predicted that in ongoing intergroup competition, people’s strength of social identification will have a positive impact on their behavioral efforts on behalf of an ingroup when its current status is low, whereas this will not be the case when its current status is high. In a first experiment, male participants showed the expected pattern of behavior. Female participants, however, tended to display opposite reactions. As a possible explanation, it was argued that the experimental procedure may have inadvertently evoked a gender-based stereotype threat for female participants. In an attempt to obtain more consistent support for their hypothesis, the authors therefore replicated the experiment with modifications to avoid such a threat. These changes proved to be effective in the sense that this time the predicted interaction effect between ingroup identification and current group status was obtained for both male and female participants

    General practitioner practices in requesting laboratory tests for patients with gastroenteritis in the Netherlands, 2001–2002

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    BACKGROUND: The objective of this study was to estimate the (selective) proportion of patients consulting their GP for an episode of gastroenteritis for whom laboratory tests were requested. In addition adherence of GPs to the guidelines for diagnostic test regime was ascertained. METHODS: Data were collected from a GP network in the Netherlands. Information was also collected on the reason for requesting the test, test specifications, and test results. RESULTS: For 12% of the GP patients with gastroenteritis, a stool sample was requested and tested for enteric pathogens. In most patients, the duration, followed by severity of complaints or a visit to a specific, high-risk country were reported as reasons to request laboratory diagnostics. Tests were requested most often in summer months and in February. Campylobacter (requested for 87% of the tests), Salmonella (84%), Shigella (78%) and Yersinia (56%) were most frequently included in the stool tests. Campylobacter was detected most often in patients. CONCLUSION: Test requests did not always comply with existing knowledge of the etiology of gastroenteritis in GP patients and were not always consistent with the Dutch GP guidelines. Therefore, the data of this study can be used to develop educational approaches for GP's as well as for revision of the guidelines
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