47 resultados para paradox

em QUB Research Portal - Research Directory and Institutional Repository for Queen's University Belfast


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The paradox of paediatric social admission involves the hospitalisation of children for medically non- urgent and/or social reasons. Much of the research in this field has been in relation to avoidable admissions which have been identified, studied and condoned based on strict medical criteria. Such research has tended to mask the significance of social influences and the reasons why health professionals make such decisions. This paper explores social, organisational and subjective influences on medical decision making and is based on study involving interviews with 27 health professionals directly involved in paediatric social admissions (PSA). The findings highlight inherent paradoxes as a consequence of responding to social concerns in a medical context.

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Several studies have shown social differences in alcohol consumption, and social inequalities of harm related to alcohol use and abuse. However, relationships between the position in the socio-economic spectrum, alcohol use, and alcohol-related health problems are not clear cut. While there is some evidence of social gradients or associations between indicators of deprivation and some adolescence outcomes (e.g. externalising behaviour), the evidence regarding associations between socio-economic status and alcohol-related problems in adolescence is more conflicting. A major problem in studying socio-economic inequalities in adolescent health is related to the paucity of measures of socio-economic status in adolescence that are both conceptually and methodologically sound.
The aims of this study were to investigate socio-economic differences in pathways from onset to establishment of drinking patterns in adolescence, assess the consequences of these pathways in terms of alcohol related harm, and to consider the causal mechanisms that may contribute to socio-economic differences in drinking pathways and outcomes

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In a 1999 essay, J.M. Balkin and Sanford Levinson called for law to be considered as a performing art. Against or perhaps going further than Balkin and Levinson, this commentary claims that while engagement with performance practices in the arts, such as music, is of the utmost value to law and legal theory, we must not take for granted what it means to ‘‘perform’’. Uniting Jacques Derrida’s la Villette performance (with jazz legend, Ornette Coleman) with his writings on performativity in law, this commentary looks to the musical practice of improvisation to trouble the notion of performance as immediate and singular and to question taken for granted distinctions between text and performance, writing and music, composition and improvisation. The consequence of this refined understanding of the performative on legal theory and the actual practice of law is a reconceptualization of law as improvisation, that is, both singular and general, pre-existent and immediate, and a refocusing on the creativity that lies at the heart of law’s conservativism.

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High levels of genetic diversity and high propagule pressure are favoured by conservation biologists as the basis for successful reintroductions and ensuring the persistence of populations. However, invasion ecologists recognize the ‘paradox of invasion’, as successful species introductions may often be characterized by limited numbers of individuals and associated genetic bottlenecks. In the present study, we used a combination of high-resolution nuclear and mitochondrial genetic markers to investigate the invasion history of Reeves' muntjac deer in the British Isles. This invasion has caused severe economic and ecological damage, with secondary spread currently a concern throughout Europe and potentially globally. Microsatellite analysis based on eight loci grouped all 176 introduced individuals studied from across the species' range in the UK into one genetic cluster, and seven mitochondrial D-loop haplotypes were recovered, two of which were present at very low frequency and were related to more common haplotypes. Our results indicate that the entire invasion can be traced to a single founding event involving a low number of females. These findings highlight the fact that even small releases of species may, if ignored, result in irreversible and costly invasion, regardless of initial genetic diversity or continual genetic influx.