28 resultados para Quantitative study

em Deakin Research Online - Australia


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Environmental factors may have an important influence on children’s physical activity, yet children’s perspectives of their home and neighborhood environments have not been widely assessed. The aim of this study was to investigate children’s perceptions of their environments, and to examine associations between these perceptions and objectively measured physical activity. The sample consisted of 147, 10-year-old Australian children, who drew maps of their home and neighborhood environments. A subsample of children photographed places and things in these environments that were important to them. The maps were analyzed for themes, and for the frequency with which particular objects and locations appeared. Physical activity was objectively measured using accelerometers. Six themes emerged from the qualitative analysis of the maps and photographs: the family home; opportunities for physical activity and sedentary pursuits; food items and locations; green space and outside areas; the school and opportunities for social interaction. Of the 11 variables established from these themes, one home and two neighborhood factors were associated with children’s physical activity. These findings contribute to a broader understanding of children’s perceptions of their environment, and highlight the potential importance of the home and neighborhood environments for promoting physical activity behavior.

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The application of the graphitic anode is restricted by its low theoretical specific capacity of 372 mA h g(-1). Higher capacity can be achieved in the graphitic anode by modifying its structure, but the detailed storage mechanism is still not clear. In this work, the mechanism of the lithium storage in a disordered graphitic structure has been systematically studied. It is found that the enhanced capacity of the distorted graphitic structure does not come from lithium-intercalation, but through a capacitive process, which depends on the disordering degree and the porous structure.

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Understanding young people’s perceptions of the risks associated with the use of methamphetamines is an important but under-researched area. Precisely how these young people use the space of Adelaide nightclubs, perceive such drug risks, employ risk management strategies and how these factors interact to influence their experience of methamphetamines in the nightclub is largely unknown. This article presents self-report data drawn from a sample of 457 young people who completed the Perception of Risk survey questionnaire while waiting to enter one of five key Adelaide nightclubs in 2010. Participants were examined in terms of gender, age, drug use history, motivations for nightclub attendance and frequency of nightclub attendance. Approximately one-fifth of the sample reported using methamphetamines (21.0 percent).Participants demonstrated a pattern of attendance at Adelaide nightclubs that reflects a broader understanding of the important role of the nightclub in their social lives, which for some also involves the use of methamphetamines. Specifically, participants’ motivations for ‘nightclubbing’ concern the consumption of leisure and are guided by social group membership, in which methamphetamine use is not prioritised, as evident in the development of knowledge and risk management strategies to ensure safe consumption in the club. Perceptions of risk reflect concern surrounding unregulated methamphetamine use, as well as gendered concerns linked to safety and the prevalence of alcohol misuse, violence, drink spiking, physical injury and sexual assault. These findings were consistent across the sample, suggesting a shift in youth nightclub culture that has numerous implications for understanding and reducing the use of methamphetamines and regulation of the night-time economy generally, which are discussed herein.

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In order to determine the range of Australian perceptions on new venture creation at the end of the decade of the 1980s, and in particular attitudes towards government involvement in fostering entrepreneurship, a major quantitative study was conducted. The survey involved more than 1500 Australians in face-to-face interviews (300 in each mainland capital city) chosen on a random basis.

An analysis of the data provides an assessment of the Australian general public&s perceptions in three key areas: their understanding of the word 'entrepreneur' their rating of importance of new venture creation; their belief in government involvement in fostering new venture creation.

It is believed to be the first study attempting to quantify an entire nation&s perceptions in three areas vital to creators of national economic and industry policies.

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Aims:
Lifestyle choices such as diet and exercise significantly impact mental wellbeing and this is particularly so during the period of adolescence. The aim of the current study was to determine whether neuroscience concepts could be introduced to the classroom in a manner that improved high school student awareness of how health behaviour choices impact brain health. 

Study Design:
This study was a quantitative study that measured 47 assertions relating to brain health and neuroscience pre and post an interactive seminar.

Place and Duration of Study:
A Victorian high school in Geelong, Australia. Participation in the seminar took approximately 100 minutes, including time to complete the questionnaires.

Methodology:
The current study trialed a ‘Brain Basics’ educational program in a Victorian high-school. The neuro-educative interactive seminar was presented to 48female year 11 students. The level of student understanding, interest and enjoyment was assessed prior to and following an interactive seminar.

Results:
Student understanding of brain health significantly improved in 31 out of 47 questionnaire items and interest and enjoyment were highly rated.

Conclusion:
This supports the notion that basic neuroscience concepts can be introduced into Victorian schools to increase brain health awareness of our youth during this criticaltime of brain development. - See more at: http://www.sciencedomain.org/abstract.php?iid=431&id=21&aid=3887#.UykK5oXAwZm

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This article presents the findings from research undertaken within a conceptual framework that included personal values, satisfaction and post-consumption behavioural intentions. The findings of a quantitative study (n = 354) conducted at a theatre-event indicate that attendees who were more inclined to place importance on their 'connectedness' with others were generally more satisfied with their attendance overall and with most of the attributes of the special event that were measured. Similar results were also found for attendees' post-con-sumption behavioural intentions; however, other personal value systems, such as that associated with hedonism, also emerged as important. These results can be used by managers and marketers of special events to enhance the special event experience and contribute to the industry's sustainability.

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The cost of recovery protocols is important with respect to system performance during normal operation and failure in terms of overhead, and time taken to recover failed transactions. The cost of recovery protocols for web database systems has not been addressed much. In this paper, we present a quantitative study of cost of recovery protocols. For this purpose, we use an experiment setup to evaluate the performance of two recovery algorithms, namely the, two-phase commit algorithm and log-based algorithm. Our work is a step towards building reliable protocols for web database systems.

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Abstract This thesis set out to achieve the following objectives: (1) To identify the priorities and expectations that the Geelong community has of its public health care system. (2) To determine if there is a common view on the attributes of a just health system. (3) To consider a method of utilising the data in the determination of health care priority setting in Barwon Health. (4) To determine a model of community participation which enables ongoing input into the decision making processes of Barwon Health. The methodology involved a combination of qualitative and quantitative research. The qualitative work involved the use of focus groups that were conducted with 64 members of the Geelong community. The issues raised informed the development of the interview schedule that was the basis of the quantitative study, which surveyed a representative sample of 400 members of the Geelong community. Prior to reporting on this work, the areas of distributive justice, scarcity and community participation in health care were considered. The research found that timely access to public hospitals, emergency care and aged care services were the major priorities; for many people, the cost was less relevant than a quality service. Shorter waiting times and increased staffing levels were strongly supported. Increased taxes were nominated as the best means of financing the health system they sought. Community based services were less relevant than hospital services but health education was supported. An egalitarian approach to resource distribution was favoured although the community was prepared to discriminate in favour of younger people and against older people. There was strong support for the community to be involved in decision making in the public health care system through surveys or focus groups but very little support was given to priorities being determined by politicians, administrators and to a lesser extent, medical professionals.

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This thesis found that alcohol consumption by illicit drig users has not been well researched. A qualitative study found alcohol was used as a substitute and believed to be related to illicit substance use. While the quantitative study generated no overall consensus, the research highlighted the need to conduct additional studies into substance abuse. The portfolio explored the relationship between maltreatment and the development of Reactive Attachment Disorder through four case studies of child clients.

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This study was commissioned by the Department of Education, Science and Training (DEST) under its Education Innovation Program (EIP). The project goals were supported by the NSW Teachers Federation, NSW Primary Principals' Association; NSW Department of Education and Training (NSW DET); NSW Aboriginal Education Consultative Group Inc.; the Aboriginal Studies Association; and the Australian Council of Deans of Education. This paper presents the findings emanating from the qualitative component of the study. The qualitative component of this project followed and elaborated on the quantitative study which aimed to: a) critically evaluate the impact of preservice primary teacher education Aboriginal Studies courses on practising teachers' self-perceived abilities to appreciate, understand and effectively teach Aboriginal Studies, Aboriginal perspectives, and Aboriginal children in Australian schools; b) compare and contrast the self-perceptions of teachers who had undertaken a core or elective course in Aboriginal Studies in their initial teacher education course with the self-perceptions of teachers who had not undertaken such courses; c) characterise participating teachers' initial teacher education courses in relation to the Aboriginal Studies content covered; and d) identify teachers' perceptions of useful structure and content to consider including in future teacher education courses. The responses from telephone interviews with teachers in schools and responses to open-ended questions in surveys are discussed. The findings identify congruence and dissonance in the areas of: the contribution of preservice teacher education; benefits of preservice Aboriginal Studies for students in schools; the place of Aboriginal Studies in schools and the curriculum; Aboriginal Studies and student ethnicity; strategies for teaching Aboriginal Studies; and the content of preservice courses.

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Purpose – The aim of this paper is to understand the behavior that Australian youths have towards wireless application protocol (WAP) banking.

Design/methodology/approach – This paper is based on a quantitative study of the youth market in Australia. Social cognitive theory is utilized to support a conceptual model that is empirically tested.

Findings – The major finding from the research is that the conceptual model is partially supported which indicates the immaturity of WAP technology.

Originality/value – Social cognitive theory provides a useful explanation for youth’s intentions to use WAP technology in the banking industry. The youth market is an early adopter of technology that presents a good indicator of future market potential.

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The aim of this research is to conduct a review on the approaches used to assess different criteria on sustainability used by supply chains and to suggest a framework for a methodical approach that would be easy and practical in making complex sustainable assessments. A review was conducted on the present models that are used to examine sustainability within supply chains. A sample of 332 companies mainly from the manufacturing area was examined to determine what criteria they require for assessing sustainable issues amongst their supply chains. A quantitative study using factor analysis and multiple regression were used to analyse the data to determine the statistical significance of the attempted prediction. It was identified that corporate commitment to sustainability, corporate reporting and management systems are significant predictors for green procurement in supply chain management. This framework can be beneficial in implementing environmental sustainable assessments for supply chains. Much of the empirical research on supply chains has focused on business performance, while there is very little empirical work undertaken in the literature on sustainable supply chains, Sustainability within supply chains implies that businesses need to consider the economic, environmental and social impacts of their activities.

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Background: Depression is a highly prevalent yet under-recognized and under-treated psychiatric illness in patients receiving palliative care. Nurses are the front-line health care professionals in these settings and are well-positioned to detect depressive symptoms and initiate pathways to care. Previous research suggests, however, that nurses' confidence and skills in relation to this task are low, and there appear to be a number of barriers within these settings that may impede nurses' engagement in this process.

Methods: To further investigate these factors, a quantitative study was carried out with 69 palliative care nurses from three palliative care services in Australia.

Results: A number of issues were identified, including the need for further training in the signs and symptoms of depression, issues around discussing depression with patients and their family members, and difficulty differentiating depressive symptoms from grief.

Conclusion: These findings provide insight into specific areas in which palliative care nurses would benefit from further training to improve detection rates for depression in this vulnerable population.

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The aim of this quantitative study is to undertake empirical research investigating the nature and magnitude of the determinants of re-purchase intentions from the point of view of service performance and post purchase perceptions. A theoretical model linking service quality issues and re-purchase intentions was developed and tested using structural equation modelling of 318 surveyed participants at various day spa locations. The findings of this study confirm that the enhancement of the delivery of high quality service, an accommodating environment and strengthening relationships with customers are more likely to increase re-purchase intentions. The major values of this study are the establishment of the role of service quality on re-purchase intentions and the mediating role of customer relationship strength. The major limitation of this research is the study was undertaken in a single service industry.