25 resultados para Primary data

em Deakin Research Online - Australia


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Diverse strain types of methicillin-resistant Staphylococcus aureus (MRSA) cause infections in community settings worldwide. To examine heterogeneity of spread within households and to identify common risk factors for household transmission across settings, primary data from studies conducted in New York (USA), Breda (The Netherlands), and Melbourne (Australia) were pooled. Following MRSA infection of the index patient, household members completed questionnaires and provided nasal swabs. Swabs positive for S. aureus were genotyped by spa sequencing. Poisson regression with robust error variance was used to estimate prevalence odds ratios for transmission of the clinical isolate to non-index household members. Great diversity of strain types existed across studies. Despite differences between studies, the index patient being colonized with the clinical isolate at the home visit (P < 0·01) and the percent of household members aged <18 years (P < 0·01) were independently associated with transmission. Targeted decolonization strategies could be used across geographical settings to limit household MRSA transmission.

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Multimedia content understanding research requires rigorous approach to deal with the complexity of the data. At the crux of this problem is the method to deal with multilevel data whose structure exists at multiple scales and across data sources. A common example is modeling tags jointly with images to improve retrieval, classification and tag recommendation. Associated contextual observation, such as metadata, is rich that can be exploited for content analysis. A major challenge is the need for a principal approach to systematically incorporate associated media with the primary data source of interest. Taking a factor modeling approach, we propose a framework that can discover low-dimensional structures for a primary data source together with other associated information. We cast this task as a subspace learning problem under the framework of Bayesian nonparametrics and thus the subspace dimensionality and the number of clusters are automatically learnt from data instead of setting these parameters a priori. Using Beta processes as the building block, we construct random measures in a hierarchical structure to generate multiple data sources and capture their shared statistical at the same time. The model parameters are inferred efficiently using a novel combination of Gibbs and slice sampling. We demonstrate the applicability of the proposed model in three applications: image retrieval, automatic tag recommendation and image classification. Experiments using two real-world datasets show that our approach outperforms various state-of-the-art related methods.

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This paper considers the commitment to business ethics of the top 500 companies operating in the Australian private sector and communicates the results of a longitudinal study conducted from 1995 to 2001. Primary data was obtained (in 1995 and again in 2001) via a self-administered mail  questionnaire distributed to a census of these top 500 Australian  companies. This commitment of each company to their code of ethics was indicated and measured via a range of methods used by organizations to communicate the ethos of their codes to employees. Just as they were in  1995, it would appear that companies in 2001 still are good at ensuring that their rights are protected, but at the same time they do not seem to take on the responsibility to ensure that employees'' rights are just as well protected. This double standard leads to cynicism towards the current business ethics processes inherent in Australian companies.

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There is a continuing need for organisations to identify the returns obtained from marketing research, such as direct knowledge acquisition or the indirect results of decisions made using this information (e.g., financial returns). This paper reports on a study based on a conceptual model proposed by earlier researchers that explored knowledge acquisition derived from marketing research, together with its dissemination and utilisation. An adequate fit for the model was found using primary data from a sample of decision-makers in Australian organisation. The findings of this empirical study show an association between marketing research, knowledge utilisation, and the performance of the organisations sampled.

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OBJECTIVES: The National Benchmarks and Evidence-Based National Clinical Guidelines for Heart Failure Management Programs Study is a national, multicenter study designed to determine the nature, range, and effect of interventions applied by chronic heart failure management programs (CHF-MPs) throughout Australia on patient outcomes. Its primary objective is to use these data to develop national benchmarks and evidence-based clinical guidelines and optimize their cost-effective application by reducing quality and outcome variability. DATA SOURCES/STUDY SETTING: Primary data will be collected from CHF-MP coordinators and CHF patients enrolled in these programs on a national basis. Secondary outcome data will be collected from a national morbidity record and from patients' medical records. STUDY DESIGN: Stage I of the study involves a prospective clinical audit of all CHF-MPs throughout Australia (n = 45) to determine the extent of variability in programs currently. Stage II is a prospective cross-sectional survey design enrolling 1,500 patients (average of 40 patients per program) to firstly determine the typical profile of patients being managed via a CHF-MP in Australia and, secondly, the subsequent morbidity and mortality during the 6-month follow-up. Outcome data will be subject to multivariate analysis to determine the key components of care in this regard. All study data will be then examined in the final stage of the study (III) to develop national benchmarks for the application and auditing of CHF-MPs in Australia. CONCLUSION: Variability in patient outcomes is a product of heterogeneity among CHF-MPs. The development of national benchmarks will minimize such heterogeneity and will provide a greater level of evidence for their cost-effective application.

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The aim of the study was to examine the ways that private sector organizations in Sweden and Turkey communicated the intent of their codes of ethics to their employees. Primary data was obtained via a self-administered mail questionnaire distributed to a census of the top 500 private sector organizations in each country based on revenue. The study identified some interesting results that showed that the small group of companies in Turkey that have a code may be more advanced in ethics artefacts usage than Sweden. Such a conclusion is counterintuitive as one would have expected a developed nation like Sweden to be more advanced in these measures than a developing nation such as Turkey. The culture of one's country may playa large role in the implementation of ethics artefacts in corporations and could be a major reason for this difference.

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Purpose – Sir George Simpson, the Governor of the Hudson's Bay Company (HBC) from 1821 to his death in 1860, was the subject of numerous biographical works that described various facets of the man including his managerial abilities, literary prowess, physical stamina, abundant energy, extensive art collection and ethnological specimens. Two related aspects of his outstanding management style have been overlooked: the genesis of his management style and where it can be placed in the evolution of management practices during the 19th century.

Design/methodology/approachPrimary data from the Hudson's Bay Company archives plus secondary sources.

Findings – Simpson's management abilities came from his grammar school education and his apprenticeship to a counting house. More importantly, it can be attributed to his association with his mentor Andrew Wedderburn, his dedication to the HBC, and his high level of physical and intellectual energy. His information intensive management style was also a significant precursor to systematic management, which occurred later in the 19th century.

Research limitations/implications – Future research should examine other examples of the evolution of management during the 19th century, particularly the transition from sub-unit accountability to systematic management.

Originality/value – The paper emphasizes the importance of managers in making management systems work.

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The aim of the study was to examine the ways that public sector organizations in Sweden communicated the intent of their codes of ethics to their employees. Primary data was obtained via a self-administered mail questionnaire distributed to a census of the top 100 organizations.

The study identified a range of methods used by organizations to integrate the ethos of codes into corporate culture. These methods included communication of the code, company induction of new staff, consequences for a breach of the code, ethical performance, an ethics ombudsman, the support of whistleblowers, a standing ethics committee, ethics education, and an ethics education committee.

Whilst many organizations have instituted ethical behaviour initiatives, activities specifically targeted at exposure, education and support for staff to perform ethically were found to be underdeveloped.

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This paper compares the results of a longitudinal study of ten years, conducted at five yearly intervals, from 1995 to 2005. The aim of the study was to examine the commitment to business ethics of the top 500 Australian companies. Primary data was obtained via a self-administered mail questionnaire distributed to a census of the top 500 Australian companies. This paper examines those responses that indicated that their company possessed a code of ethics. The paper finds that business ethics has continued to evolve and that, in most cases, such evolution has been positive. It would seem that codes of ethics have moved beyond a regulatory requirement and are now considered an integral component of corporate culture and commercial practice in many of Australia's top companies.

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Purpose – The purpose of the paper is to examine the ways that the largest private sector organizations in Sweden and Turkey communicate the intent of their codes of ethics to their employees.

Design/methodology/approach – Primary data were obtained via a self-administered mail questionnaire distributed to a census of the top 500 private sector organizations based on revenue in each country.

Findings – The research identified some interesting findings that showed that the small group of companies in Turkey that have a code may appear to be more “advanced” in ethics artifacts usage than Sweden. Such a conclusion is counter-intuitive as one would have expected a developed nation like Sweden to be more advanced in these measures than a developing nation such as Turkey. Culture may play a large role in the implementation of ethics artifacts in corporations and could be a major reason for this difference.

Research limitations/implications – As this is such a new area of investigation in Turkey, the responses amount to only 32 companies that have a code. The small sample is indicative of the formative evolution toward having codes of ethics within companies operating within Turkey.

Practical implications – This study enables those organizations that comprise corporate Turkey to view the current state of codes of ethics in Turkish companies and to compare these with the responses of a developed country of the European Union. Originality and value – A review of the literature indicates that this is the first time that such an international study specifically focused upon codes of ethics and the artifacts to inculcate the ethos of the code into every day corporate affairs has included Turkey as one of the participating countries.

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If national culture is a significant determinant of ethical attitudes, it is not unreasonable to expect ethical decision-making to be influenced by one's culture. However, problems arise when the notion of right differs from one culture to another. The question addressed in this paper is whether the moral reasoning abilities of Australian and Malaysian accounting students in their final year of study differ because of their cultural upbringing. This study uses primary data collected from 34 final year accounting students (12 Australian and 22 Malaysian) enrolled in an Australian degree program. The test scores collected at the beginning and end of the academic year indicate that culture and other explanatory variables do not have an affect on students' moral judgment. The findings in this study suggest that culture as an independent variable does not influence the way accounting students analyse and resolve ethical dilemmas.

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This paper examines the stmcture, function and role of local business associations in home based business development within an urban region. Casey local government area (LOA), Victoria, is the focus, where nine local business associations in the area (as well as the local council) are evaluated in the context of support for local-based business development. The evaluation draws upon primary data co llected by surveys of local home based businesses, and follows up by semi-stmctured interviews of representatives from these business associations and the local council. This paper identifies that local business associations are fragmented and have significant overlap in their activities of which the commonest activity is acting as a knowledge distribution node. The cash strapped local council is the most important node. All are restricted by vision and resources. As a result, the services provided have little impact on sustainable business development in Casey.

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Myanmar is a poor developing country with significant humanitarian needs, but international assistance is limited and restricted due to the political situation. Analysis of new primary data collected through interviews both within Myanmar and across the region sheds light on the implementation of principles of best-practice by International Non-Government Organisations (INGOs) operating within the country. This data highlights the adaptations INGOs make to widely-held development principles, ideas and approaches in order to become effective in this context. Forty-seven interviews were conducted with key individuals from INGOs, UN organisations and local NGOs. As there is no definitive list of best-practice principles for project-based INGO development interventions, a list is compiled from responses during the interviews. The adaptations made by INGOs to the context of Myanmar are discussed in terms of the way they work with civil society, NGOs, donors and officials (partnerships, capacity building, advocacy, rights-based approach and accountability), and the way they work in local communities (participation, equity, sustainability, active citizenry, and context sensitivity).

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This paper examines the structure, function and role of local business associations in home based business development within an urban region. Casey local government area (LGA), Victoria, is the focus, where nine local business associations in the area (as well as the local council) are evaluated in the context of support for local-based business development. The evaluation draws upon primary data collected by surveys of local home based businesses, and follows up by semi-structured interviews of representatives from these business associations and the local council. This paper identifies that local business associations are fragmented and have significant overlap in their activities, of which the commonest activity is acting as a knowledge distribution node. The cash strapped local council is the most important node. All are restricted by vision and resources. As a result, the services provided have little impact on sustainable business development in Casey.

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How the use of computers in mathematics classrooms was viewed by students in two middle years mathematics classrooms was the focus of the research described in this paper. The primary data sources consisted of questionnaires, classroom observations supported by videotaping of mathematics lessons, and interviews with two girls and two boys from each class. Thus both qualitative and quantitative methods were used. Girls viewed the computer-based lessons less favourably than did boys. In general, the boys were likely to believe that computers contributed to their experiencing pleasure in these lessons, and to making mathematics more relevant to them. Girls were typically more concerned about whether computers facilitated learning and enabled success in mathematics. The attitudes of students to computer-based mathematics were related to their views of computers.