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2021

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Revealing Meaning From Story: The Application Of Narrative Inquiry To Explore The Factors That Influence Decision Making In Relation To The Withdrawal Of Life-Sustaining Treatment In The Intensive Care Unit, Fiona Foxall, Deborah Sundin, Amanda Towell-Barnard Phd, Mnursing, Beverly Ewens, Vivien Kemp, Davina Porock Jan 2021

Revealing Meaning From Story: The Application Of Narrative Inquiry To Explore The Factors That Influence Decision Making In Relation To The Withdrawal Of Life-Sustaining Treatment In The Intensive Care Unit, Fiona Foxall, Deborah Sundin, Amanda Towell-Barnard Phd, Mnursing, Beverly Ewens, Vivien Kemp, Davina Porock

Research outputs 2014 to 2021

This paper considers the effectiveness of narrative inquiry as a research method in collecting and analyzing stories from a purposive sample of intensive care nurses and doctors, regarding their perceptions of the factors that influence decision-making in relation to the withdrawal of life sustaining treatment. Delaying the withdrawal of treatment when it is clearly indicated, may result in unnecessary patient suffering at the end of life, distress for the family as well as moral distress for staff. In narrative inquiry participants’ first-hand accounts of their experiences are told through story; the focus of analysis is the story, with the story …


Data Supporting Development And Validation Of Liquid Chromatography Tandem Mass Spectrometry Method For The Quantitative Determination Of Bile Acids In Feces, Armaghan Shafaei, Joanna Rees, Claus T. Christophersen, Amanda Devine, David Broadhurst, Mary C. Boyce Jan 2021

Data Supporting Development And Validation Of Liquid Chromatography Tandem Mass Spectrometry Method For The Quantitative Determination Of Bile Acids In Feces, Armaghan Shafaei, Joanna Rees, Claus T. Christophersen, Amanda Devine, David Broadhurst, Mary C. Boyce

Research outputs 2014 to 2021

Measuring bile acids in feces has an important role in disease prevention, diagnosis, treatment, and can be considered a measure of health status. Therefore, the primary aim was to develop a sensitive, robust, and high throughput liquid chromatography tandem mass spectrometry method with minimal sample preparation for quantitative determination of bile acids in human feces applicable to large cohorts. Due to the chemical diversity of bile acids, their wide concentration range in feces, and the complexity of feces itself, developing a sensitive and selective analytical method for bile acids is challenging. A simple extraction method using methanol suitable for subsequent …


Design And Perspective Of Amorphous Metal Nanoparticles From Laser Synthesis And Processing, Shun-Xing Liang, Lai-Chang Zhang, Sven Reichenberger, Stephan Barcikowski Jan 2021

Design And Perspective Of Amorphous Metal Nanoparticles From Laser Synthesis And Processing, Shun-Xing Liang, Lai-Chang Zhang, Sven Reichenberger, Stephan Barcikowski

Research outputs 2014 to 2021

Amorphous metal nanoparticles (A-NPs) have aroused great interest in their structural disordering nature and combined downsizing strategies (e.g. nanoscaling), both of which are beneficial for highly strengthened properties compared to their crystalline counterparts. Conventional synthesis strategies easily induce product contamination and/or size limitations, which largely narrow their applications. In recent years, laser ablation in liquid (LAL) and laser fragmentation in liquid (LFL) as "green"and scalable colloid synthesis methodologies have attracted extensive enthusiasm in the production of ultrapure crystalline NPs, while they also show promising potential for the production of A-NPs. Yet, the amorphization in such methods still lacks sufficient rules …


Problems, Policy And Politics – Perspectives Of Public Health Leaders On Food Insecurity And Human Rights In Australia, Stephanie L. Godrich, Liza Barbour, Rebecca Lindberg Jan 2021

Problems, Policy And Politics – Perspectives Of Public Health Leaders On Food Insecurity And Human Rights In Australia, Stephanie L. Godrich, Liza Barbour, Rebecca Lindberg

Research outputs 2014 to 2021

Background:

To achieve zero hunger targets set within the United Nations’ Agenda 2030, high-income countries such as Australia must reconsider current efforts to improve food security. This study aimed to; explore perspectives from public health nutrition experts on the usefulness of drawing on the international human right to food, and associated mechanisms, to address food insecurity; identify potential roles of key stakeholders in Australia to implement a rights-based approach; and examine barriers and enablers to achieving the right to food in Australia.

Methods:

Qualitative in-depth interviews were conducted with key informants ( > 10 years professional experience). Braun and Clarke’s (2006) …


Prevention Of Dementia Using Mobile Phone Applications (Prodemos): Protocol For An International Randomised Controlled Trial, Esmé Eggink, Melanie Hafdi, Marieke P. Hoevenaar-Blom, Manshu Song, Sandrine Andrieu, Linda E. Barnes, Cindy Birck, Rachael L. Brooks, Nicola Coley, Elizabeth Ford, Jean Georges, Abraham Van Der Groep, Willem A. Van Gool, Ron Handels, Haifeng Hou, Dong Li, Hongmei Liu, Jihui Lyu, Harm Van Marwijk, Mark Van Der Meijden, Yixuan Niu, Shanu Sadhwani, Wenzhi Wang, Youxin Wang, Anders Wimo, Xiaoyan Ye, Yueyi Yu, Qiang Zeng, Wei Wang, Carol Brayne, Eric P. Moll Van Charante, Edo Richard Jan 2021

Prevention Of Dementia Using Mobile Phone Applications (Prodemos): Protocol For An International Randomised Controlled Trial, Esmé Eggink, Melanie Hafdi, Marieke P. Hoevenaar-Blom, Manshu Song, Sandrine Andrieu, Linda E. Barnes, Cindy Birck, Rachael L. Brooks, Nicola Coley, Elizabeth Ford, Jean Georges, Abraham Van Der Groep, Willem A. Van Gool, Ron Handels, Haifeng Hou, Dong Li, Hongmei Liu, Jihui Lyu, Harm Van Marwijk, Mark Van Der Meijden, Yixuan Niu, Shanu Sadhwani, Wenzhi Wang, Youxin Wang, Anders Wimo, Xiaoyan Ye, Yueyi Yu, Qiang Zeng, Wei Wang, Carol Brayne, Eric P. Moll Van Charante, Edo Richard

Research outputs 2014 to 2021

Introduction Profiles of high risk for future dementia are well understood and are likely to concern mostly those in low-income and middle-income countries and people at greater disadvantage in high-income countries. Approximately 30%-40% of dementia cases have been estimated to be attributed to modifiable risk factors, including hypertension, smoking and sedentary lifestyle. Tailored interventions targeting these risk factors can potentially prevent or delay the onset of dementia. Mobile health (mHealth) improves accessibility of such prevention strategies in hard-to-reach populations while at the same time tailoring such approaches. In the current study, we will investigate the effectiveness and implementation of a …


Exploring The Relationship Between Microdosing, Personality And Emotional Insight: A Prospective Study, Hannah M. Dressler, Stephen J. Bright, Vince Polito Jan 2021

Exploring The Relationship Between Microdosing, Personality And Emotional Insight: A Prospective Study, Hannah M. Dressler, Stephen J. Bright, Vince Polito

Research outputs 2014 to 2021

Backround and aims: Having entered the recent public and research zeitgeist, microdosing involves consuming sub-perceptual doses of psychedelic drugs, allegedly to enhance performance, creativity, and wellbeing. The results of research to date have been mixed. Whereas most studies have reported positive impacts of microdosing, some microdosers have also reported adverse effects. In addition, research to date has revealed inconsistent patterns of change in personality traits. This prospective study explored the relationship between microdosing, personality change, and emotional awareness. Methods: Measures of personality and alexithymia were collected at two time points. 76 microdosers participated at baseline. Invitations to a follow-up survey …


Fifteen Years Of The Australian Imaging, Biomarkers And Lifestyle (Aibl) Study: Progress And Observations From 2,359 Older Adults Spanning The Spectrum From Cognitive Normality To Alzheimer's Disease, Christopher Fowler, Stephanie R. Rainey-Smith, Sabine Bird, Julia Bomke, Pierrick Bourgeat, Belinda M. Brown, Samantha C. Burnham, Ashley I. Bush, Carolyn Chadunow, Steven Collins, James Doecke, Vincent Doré, Kathryn A. Ellis, Lis Evered, Amir Fazlollahi, Jurgen Fripp, Samantha L. Gardener, Simon Gibson, Robert Grenfell, Elise Harrison, Richard Head, Liang Jin, Adrian Kamer, Fiona Lamb, Nicola T. Lautenschlager, Simon M. Laws, Qiao-Xin Li, Lucy Lim, Yen Ying Lim, Andrea Louey, S. Lance Macaulay, Lucy Mackintosh, Ralph N. Martins, Paul Maruff, Colin L. Masters, Simon Mcbride, Lidija Milicica, Madeline Peretti, Kelly Pertile, Tenielle Porter, Morgan Radler, Alan Rembach, Joanne Robertson, Mark Rodrigues, Christopher C. Rowe, Rebecca Rumble, Olivier Salvado, Greg Savage, Brendan Silbert, Magdalene Soh, Hamid R. Sohrabi, Kevin Taddei, Tania Taddei, Christine Thai, Brett Trounson, Regan Tyrrell, Michael Vacher, Shiji Varghese, Victor L. Villemagne, Michael Weinborn, Michael Woodward, Ying Xia, David Ames, Aibl Investigators Jan 2021

Fifteen Years Of The Australian Imaging, Biomarkers And Lifestyle (Aibl) Study: Progress And Observations From 2,359 Older Adults Spanning The Spectrum From Cognitive Normality To Alzheimer's Disease, Christopher Fowler, Stephanie R. Rainey-Smith, Sabine Bird, Julia Bomke, Pierrick Bourgeat, Belinda M. Brown, Samantha C. Burnham, Ashley I. Bush, Carolyn Chadunow, Steven Collins, James Doecke, Vincent Doré, Kathryn A. Ellis, Lis Evered, Amir Fazlollahi, Jurgen Fripp, Samantha L. Gardener, Simon Gibson, Robert Grenfell, Elise Harrison, Richard Head, Liang Jin, Adrian Kamer, Fiona Lamb, Nicola T. Lautenschlager, Simon M. Laws, Qiao-Xin Li, Lucy Lim, Yen Ying Lim, Andrea Louey, S. Lance Macaulay, Lucy Mackintosh, Ralph N. Martins, Paul Maruff, Colin L. Masters, Simon Mcbride, Lidija Milicica, Madeline Peretti, Kelly Pertile, Tenielle Porter, Morgan Radler, Alan Rembach, Joanne Robertson, Mark Rodrigues, Christopher C. Rowe, Rebecca Rumble, Olivier Salvado, Greg Savage, Brendan Silbert, Magdalene Soh, Hamid R. Sohrabi, Kevin Taddei, Tania Taddei, Christine Thai, Brett Trounson, Regan Tyrrell, Michael Vacher, Shiji Varghese, Victor L. Villemagne, Michael Weinborn, Michael Woodward, Ying Xia, David Ames, Aibl Investigators

Research outputs 2014 to 2021

Background: The Australian Imaging, Biomarkers and Lifestyle (AIBL) Study commenced in 2006 as a prospective study of 1,112 individuals (768 cognitively normal (CN), 133 with mild cognitive impairment (MCI), and 211 with Alzheimer's disease dementia (AD)) as an 'Inception cohort' who underwent detailed ssessments every 18 months. Over the past decade, an additional 1247 subjects have been added as an 'Enrichment cohort' (as of 10 April 2019). Objective: Here we provide an overview of these Inception and Enrichment cohorts of more than 8,500 person-years of investigation. Methods: Participants underwent reassessment every 18 months including comprehensive cognitive testing, neuroimaging (magnetic resonance …


Physical Activity And Self-Reported Metabolic Syndrome Risk Factors In The Aboriginal Population In Perth, Australia, Measured Using An Adaptation Of The Global Physical Activity Questionnaire (Gpaq), Tuguy Esgin, Deborah Hersh, Kevin G. Rowley, Rona Macniven, Kristen Glenister, Alan Crouch, Robert U. Newton Jan 2021

Physical Activity And Self-Reported Metabolic Syndrome Risk Factors In The Aboriginal Population In Perth, Australia, Measured Using An Adaptation Of The Global Physical Activity Questionnaire (Gpaq), Tuguy Esgin, Deborah Hersh, Kevin G. Rowley, Rona Macniven, Kristen Glenister, Alan Crouch, Robert U. Newton

Research outputs 2014 to 2021

Background: Complex, ongoing social factors have led to a context where metabolic syndrome (MetS) is disproportionately high in Aboriginal Australians. MetS is characterised by insulin resistance, abdominal obesity, hypertension, hypertriglyceridemia, high blood-sugar and low HDL-C. This descriptive study aimed to document physical activity levels, including domains and intensity and sedentary behaviour, and MetS risk factors in the Perth Aboriginal (predominately Noongar) community. Methods: The Global Physical Activity Questionnaire (GPAQ), together with a questionnaire on self-reported MetS risk factors, was circulated to community members for completion during 2014 (n = 129). Results: Data were analysed using chi-squared tests. The average (SD) …


Aquatic Ecosystems Of The Anthropocene: Limnology And Microbial Ecology Of Mine Pit Lakes, Melanie L. Blanchette, Mark A. Lund Jan 2021

Aquatic Ecosystems Of The Anthropocene: Limnology And Microbial Ecology Of Mine Pit Lakes, Melanie L. Blanchette, Mark A. Lund

Research outputs 2014 to 2021

Mine pit lakes (‘pit lakes’) are new aquatic ecosystems of the Anthropocene. Potentially hundreds of meters deep, these lakes are prominent in the landscape and in the public consciousness. However, the ecology of pit lakes is underrepresented in the literature. The broad goal of this research was to determine the environmental drivers of pelagic microbe assemblages in Australian coal pit lakes. The overall experimental design was four lakes sampled three times, top and bottom, in 2019. Instrument chains were installed in lakes and measurements of in situ water quality and water samples for metals, metalloids, nutrients and microbe assemblage were …


Wellbeing Of Breastfeeding Women In Australia And New Zealand During The Covid‐19 Pandemic: A Cross‐Sectional Study, Vanessa S. Sakalidis, Alethea Rea, Sharon L. Perrella, Jacki Mceachran, Grace Collis, Jennifer Miraudo, Stuart A. Prosser, Lisa Y. Gibson, Desiree Silva, Donna T. Geddes Jan 2021

Wellbeing Of Breastfeeding Women In Australia And New Zealand During The Covid‐19 Pandemic: A Cross‐Sectional Study, Vanessa S. Sakalidis, Alethea Rea, Sharon L. Perrella, Jacki Mceachran, Grace Collis, Jennifer Miraudo, Stuart A. Prosser, Lisa Y. Gibson, Desiree Silva, Donna T. Geddes

Research outputs 2014 to 2021

During the COVID‐19 pandemic, breastfeeding women have experienced restricted access to support, placing them at increased risk of mental health concerns and limited breastfeeding assistance. This study investigated the effect of the pandemic on feeding choices and maternal well-being amongst breastfeeding mothers living in Australian and New Zealand. We conducted a cross-sectional online survey that examined feeding methods, maternal mental wellbeing, worries, challenges, and positive experiences during the pandemic. Most women were exclusively breastfeeding (82%). Partial breastfeeding was associated with perceived low milk supply and longer pregnancy duration during the pandemic. Reduced mental health and wellbeing was associated with lower …


Rgb-D Data-Based Action Recognition: A Review, Muhammad Bilal Shaikh, Douglas Chai Jan 2021

Rgb-D Data-Based Action Recognition: A Review, Muhammad Bilal Shaikh, Douglas Chai

Research outputs 2014 to 2021

Classification of human actions is an ongoing research problem in computer vision. This review is aimed to scope current literature on data fusion and action recognition techniques and to identify gaps and future research direction. Success in producing cost-effective and portable vision-based sensors has dramatically increased the number and size of datasets. The increase in the number of action recognition datasets intersects with advances in deep learning architectures and computational support, both of which offer significant research opportunities. Naturally, each action-data modality—such as RGB, depth, skeleton, and infrared (IR)—has distinct characteristics; therefore, it is important to exploit the value of …


Validity And Test-Retest Reliability Of The Jumpo App For Jump Performance Measurement, Amilton Vieira, Anthony J. Blazevich, Alexandre Souza Da Costa, James J. Tufano, Martim Bottaro Jan 2021

Validity And Test-Retest Reliability Of The Jumpo App For Jump Performance Measurement, Amilton Vieira, Anthony J. Blazevich, Alexandre Souza Da Costa, James J. Tufano, Martim Bottaro

Research outputs 2014 to 2021

International Journal of Exercise Science 14(7): 677-686, 2021. The vertical jump test is one of the simplest and most prevalent physical tests used in practice and research. This study investigated the validity and reliability of a new mobile application (Jumpo) for measuring jump performance on Android devices. University-aged students (n = 10; 20 ± 3 years; 176 ± 6 cm; 68 ± 9 kg) reported to the laboratory on three occasions (2-7 days apart): to be familiarized with the jump performance measurements and then for test-retest reliability assessments. Participants performed countermovement jumps (CMJ), squat jumps (SJ), and right and left …


Breaking The Silence: Insights Into The Lived Experiences Of Wa Aboriginal/Lgbtiq+ People: Community Summary Report 2021, Braden Hill, Bep Uink, Jenny Dodd, Dameyon Bonson, Anne-Marie Eades, Sian Bennett Jan 2021

Breaking The Silence: Insights Into The Lived Experiences Of Wa Aboriginal/Lgbtiq+ People: Community Summary Report 2021, Braden Hill, Bep Uink, Jenny Dodd, Dameyon Bonson, Anne-Marie Eades, Sian Bennett

Research outputs 2014 to 2021

The ‘Breaking the Silence’ research project is one of the first to focus on the unique experiences of Aboriginal and/or Torres Strait Islander LGBTIQ+ people living in Western Australia. Research focusing on the intersection of Indigeneity and gender/sexual diversity is severely lacking in Australia. This is the first survey to comprehensively capture the experiences of Aboriginal and Torres Strait Islander LGBTIQ+ Western Australians. Previously, major research pertaining to LGBTIQ+ Australians rarely just focused on Aboriginal and Torres Strait Islander same sex attracted or gender variant individuals (Bonson, 2017; Dudgeon, et. al., 2017; Growing Up Queer, 2014; Hill, et. al., 2021; …


Breaking The Silence: Insights From Wa Services Working With Aboriginal/ Lgbtiq+ People: Organisations Summary Report 2021, Braden Hill, Bep Uink, Jenny Dodd, Dameyon Bronson, Anne-Marie Eades, Sian Bennett Jan 2021

Breaking The Silence: Insights From Wa Services Working With Aboriginal/ Lgbtiq+ People: Organisations Summary Report 2021, Braden Hill, Bep Uink, Jenny Dodd, Dameyon Bronson, Anne-Marie Eades, Sian Bennett

Research outputs 2014 to 2021

The ‘Breaking the Silence’ research project is one of the first to focus on the unique experiences of Aboriginal and/or Torres Strait Islander LGBTIQ+ people living in Western Australia. The report presents the first phase of a twopart research project that explores how a range of health, social support and education organisations respond to the needs of Aboriginal and/or Torres Strait Islander people, living in Western Australia and identifying as LGBTIQ+. This report presents the findings of focus groups, interviews and surveys with staff employed within a range of organisations that work closely with Aboriginal and/or LGBTIQ+ individuals. The discussion …


Summary Of Aboriginal And Torres Strait Islander Health Status - Selected Topics 2020, Australian Indigenous Healthinfonet Jan 2021

Summary Of Aboriginal And Torres Strait Islander Health Status - Selected Topics 2020, Australian Indigenous Healthinfonet

Research outputs 2014 to 2021

The Summary of Aboriginal and Torres Strait Islander health status - selected topics 2020 is a useful source of the most recent national information for health workers and those studying in the field. It provides general information regarding the health status of Aboriginal and Torres Strait Islander people across the following topics:

  • social and cultural determinants
  • births and deaths
  • hospitalisations
  • chronic conditions (including CVD, cancer, diabetes and kidney health)
  • sexually transmitted infections
  • environmental health
  • social and emotional wellbeing
  • alcohol and other drug use.

The Summary is based on the Overview of Aboriginal and Torres Strait Islander health status 2020 and …


Class Distribution-Aware Adaptive Margins And Cluster Embedding For Classification Of Fruit And Vegetables At Supermarket Self-Checkouts, Khurram Hameed, Douglas Chai, Alexander Rassau Jan 2021

Class Distribution-Aware Adaptive Margins And Cluster Embedding For Classification Of Fruit And Vegetables At Supermarket Self-Checkouts, Khurram Hameed, Douglas Chai, Alexander Rassau

Research outputs 2014 to 2021

The complex task of vision based fruit and vegetables classification at a supermarket self-checkout poses significant challenges. These challenges include the highly variable physical features of fruit and vegetables i.e. colour, texture shape and size which are dependent upon ripeness and storage conditions in a supermarket as well as general product variation. Supermarket environments are also significantly variable with respect to lighting conditions. Attempting to build an exhaustive dataset to capture all these variations, for example a dataset of a fruit consisting of all possible colour variations, is nearly impossible. Moreover, some fruit and vegetable classes have significant similar physical …


Individual-Based Modelling Of Cyanobacteria Blooms: Physical And Physiological Processes, Mohammad H. Ranjbar, David P. Hamilton, Amir Etemad-Shahidi, Fernanda Helfer Jan 2021

Individual-Based Modelling Of Cyanobacteria Blooms: Physical And Physiological Processes, Mohammad H. Ranjbar, David P. Hamilton, Amir Etemad-Shahidi, Fernanda Helfer

Research outputs 2014 to 2021

Lakes and reservoirs throughout the world are increasingly adversely affected by cyanobacterial harmful algal blooms (CyanoHABs). The development and spatiotemporal distributions of blooms are governed by complex physical mixing and transport processes that interact with physiological processes affecting the growth and loss of bloom-forming species. Individual-based models (IBMs) can provide a valuable tool for exploring and integrating some of these processes. Here we contend that the advantages of IBMs have not been fully exploited. The main reasons for the lack of progress in mainstreaming IBMs in numerical modelling are their complexity and high computational demand. In this review, we identify …


Help-Seeking For Mental Health Problems Among Older Adults With Chronic Disease: An Application Of The Theory Of Planned Behaviour, Claire Adams, Eyal Gringart, Natalie Strobel, Paul Masterman Jan 2021

Help-Seeking For Mental Health Problems Among Older Adults With Chronic Disease: An Application Of The Theory Of Planned Behaviour, Claire Adams, Eyal Gringart, Natalie Strobel, Paul Masterman

Research outputs 2014 to 2021

Objective: Despite high risk for mental health problems, older adults with chronic diseases underutilise mental health services. This study applied the Theory of Planned Behaviour (TPB) to understand mental health help-seeking intentions among this population and identified factors which influence help-seeking intentions.

Method: We conducted a cross-sectional study with a non-clinical sample of 108 older adults aged 65 years or over, living with cardiovascular disease, respiratory disease, and/or type 2 diabetes. TPB variables (attitudes, subjective norms, and perceived behavioural control), intentions to seek help, and additional factors (past help-seeking behaviour, quality of life, and physical health) were assessed using standardised …


The Prospective Applicability Of The Strengths-Based Approach To Managing And Developing Employees In Small Businesses, Chamila Kumudunee Wijekuruppu, Alan Coetzer, Pattanee Susomrith Jan 2021

The Prospective Applicability Of The Strengths-Based Approach To Managing And Developing Employees In Small Businesses, Chamila Kumudunee Wijekuruppu, Alan Coetzer, Pattanee Susomrith

Research outputs 2014 to 2021

Purpose: The strength-based approach is promulgated as a management practice that improves individual productivity and performance. This study's purpose is to explore the prospective applicability of the strengths-based approach to managing and developing employees in small businesses. The study focuses on four domains of practice: selection, training, performance evaluation and task assignment.

Design/methodology/approach: The study employed semi-structured, face-to-face interviews to obtain data. The units of analysis were managers and employees of small businesses. Eleven managers and 19 employees were interviewed. Data analysis involved thematic analysis with the NVivo 12 software program.

Findings: First, the small businesses used a strengths-based approach …


Associating Psychological Factors With Workplace Satisfaction And Position Duration In A Sample Of International School Teachers, Ross C. Hollett, Mark Mcmahon, Ronald Monson Jan 2021

Associating Psychological Factors With Workplace Satisfaction And Position Duration In A Sample Of International School Teachers, Ross C. Hollett, Mark Mcmahon, Ronald Monson

Research outputs 2014 to 2021

© Copyright © 2021 Hollett, McMahon and Monson. To be an effective teacher, a combination of specific professional skills and psychological attributes are required. With increasingly fluid employment conditions, particularly in the international context, recruiters and schools are under considerable pressure to quickly differentiate candidates and make successful placements, which involves more than just determining if a candidate holds an appropriate qualification. Therefore, the aim of this cross-sectional study was to measure theoretically and empirically valuable psychological attributes in an international sample of schoolteachers to determine the most valuable correlates of satisfaction and position duration. An international sample (N = …


Opportunistic Premise Plumbing Pathogens. A Potential Health Risk In Water Mist Systems Used As A Cooling Intervention, Edmore Masaka, Sue Reed, Maggie Davidson, Jacques Oosthuizen Jan 2021

Opportunistic Premise Plumbing Pathogens. A Potential Health Risk In Water Mist Systems Used As A Cooling Intervention, Edmore Masaka, Sue Reed, Maggie Davidson, Jacques Oosthuizen

Research outputs 2014 to 2021

Water mist systems (WMS) are used for evaporative cooling in public areas. The health risks associated with their colonization by opportunistic premise plumbing pathogens (OPPPs) is not well understood. To advance the understanding of the potential health risk of OPPPs in WMS, biofilm, water and bioaerosol samples (n = 90) from ten (10) WMS in Australia were collected and analyzed by culture and polymerase chain reaction (PCR) methods to detect the occurrence of five representative OPPPs: Legionella pneumophila, Pseudomonas aeruginosa, Mycobacterium avium, Naegleria fowleri and Acanthamoeba. P. aeruginosa (44%, n = 90) occurred more frequently in samples, followed by L. …


Sound Art As Ways Of Exploring Aspects Of Space, Cissi Tsang Jan 2021

Sound Art As Ways Of Exploring Aspects Of Space, Cissi Tsang

Research outputs 2014 to 2021

Working within landscapes is an immersive experience, and there is an oft-mentioned sentiment of being “called” to a place or being drawn to a particular type of environment. There is also a sense of multi-layered histories when working within a landscape, with the history and features of the physical landscape intertwining with the emotional landscape of the artist. This paper seeks to interrogate how sound can be used to explore the cultural, historical and ecological aspects of place. The paper will explore the author’s own approach to soundscape composition in relation to sound artist Susan Philipsz, whose work layers fragments …


Performance Of Fft-Ofdm Versus Dwt-Ofdm Under Compressive Sensing, Zainab Hdeib Al-Shably, Zahir M. Hussain Jan 2021

Performance Of Fft-Ofdm Versus Dwt-Ofdm Under Compressive Sensing, Zainab Hdeib Al-Shably, Zahir M. Hussain

Research outputs 2014 to 2021

In this work, we present a comparative study on the performance of Fourier-based OFDM (FFT-OFDM) and wavelet-based OFDM (DWT-OFDM) under compressive sensing (CS). Transmission over FFT-OFDM and DWT-OFDM, which has been made under different baseband modulation schemes such as Binary Phase Shift Keying (BPSK), Quadrature Phase Shift Key (QPSK), Quadrature amplitude modulation (16QAM) and (64QAM) has been considered. From numerical simulation results, it is observed that the Wavelet-based OFDM system outperforms Fourier based OFDM when the Quadrature Amplitude Modulation is 16QAM and 64QAM within the signal to noise ratios range 30 to 40 dB. Although CS is more efficient in …


Dynamics And Fate Of Blue Carbon In A Mangrove–Seagrass Seascape: Influence Of Landscape Configuration And Land-Use Change, Maria E. Asplund, Martin Dahl, Rashid O. Ismail, Ariane Arias-Ortiz, Diana Deyanova, João N. Franco, Linus Hammar, Arielle I. Hoamby, Hans W. Linderholm, Liberatus D. Lyimo, Diana Perry, Lina M. Rasmusson, Samantha N. Ridgway, Gloria Salgado Gispert, Stéphanie D’Agata, Leah Glass, Jamal Angelot Mahafina, Volanirina Ramahery, Pere Masque, Mats Björk, Martin Gullström Jan 2021

Dynamics And Fate Of Blue Carbon In A Mangrove–Seagrass Seascape: Influence Of Landscape Configuration And Land-Use Change, Maria E. Asplund, Martin Dahl, Rashid O. Ismail, Ariane Arias-Ortiz, Diana Deyanova, João N. Franco, Linus Hammar, Arielle I. Hoamby, Hans W. Linderholm, Liberatus D. Lyimo, Diana Perry, Lina M. Rasmusson, Samantha N. Ridgway, Gloria Salgado Gispert, Stéphanie D’Agata, Leah Glass, Jamal Angelot Mahafina, Volanirina Ramahery, Pere Masque, Mats Björk, Martin Gullström

Research outputs 2014 to 2021

Context: Seagrass meadows act as efficient natural carbon sinks by sequestering atmospheric CO and through trapping of allochthonous organic material, thereby preserving organic carbon (C ) in their sediments. Less understood is the influence of landscape configuration and transformation (land-use change) on carbon sequestration dynamics in coastal seascapes across the land–sea interface. Objectives: We explored the influence of landscape configuration and degradation of adjacent mangroves on the dynamics and fate of C in seagrass habitats. Methods: Through predictive modelling, we assessed sedimentary C content, stocks and source composition in multiple seascapes (km-wide buffer zones) dominated by different seagrass communities in …


Hair And Salivary Cortisol And Their Relationship With Lifestyle, Mood And Cognitive Outcomes In Premanifest Huntington’S Disease, Travis Cruickshank, Tenielle Porter, Simon M. Laws, Mel Ziman, Danielle M. Bartlett Jan 2021

Hair And Salivary Cortisol And Their Relationship With Lifestyle, Mood And Cognitive Outcomes In Premanifest Huntington’S Disease, Travis Cruickshank, Tenielle Porter, Simon M. Laws, Mel Ziman, Danielle M. Bartlett

Research outputs 2014 to 2021

Salivary cortisol dysrhythmias have been reported in some, but not all studies assessing hypothalamic–pituitary–adrenal (HPA) axis function in Huntington’s disease (HD). These differences are presumed to be due to environmental influences on temporal salivary cortisol measurement. Further exploration of HPA-axis function using a more stable and longer-term measure, such as hair cortisol, is needed to confirm earlier findings. This study aimed to evaluate hair and salivary cortisol concentrations and their associations with clinical and lifestyle outcomes in individuals with premanifest HD (n = 26) compared to healthy controls (n = 14). Participants provided saliva and hair samples and data were …


Process Development And Safety Evaluation Of Abcb5+ Limbal Stem Cells As Advanced-Therapy Medicinal Product To Treat Limbal Stem Cell Deficiency, Alexandra Norrick, Jasmina Esterlechner, Elke Niebergall-Roth, Ulf Dehio, Samar Sadeghi, Hannes M. Schröder, Seda Ballikaya, Nicole Stemler, Christoph Ganss, Kathrin Dieter, Ann-Kathrin Dachtler, Patrick Merz, Saadettin Sel, James Chodosh, Claus Cursiefen, Natasha Y. Frank, Gerd U. Auffarth, Bruce Ksander, Markus H. Frank, Mark A. Kluth Jan 2021

Process Development And Safety Evaluation Of Abcb5+ Limbal Stem Cells As Advanced-Therapy Medicinal Product To Treat Limbal Stem Cell Deficiency, Alexandra Norrick, Jasmina Esterlechner, Elke Niebergall-Roth, Ulf Dehio, Samar Sadeghi, Hannes M. Schröder, Seda Ballikaya, Nicole Stemler, Christoph Ganss, Kathrin Dieter, Ann-Kathrin Dachtler, Patrick Merz, Saadettin Sel, James Chodosh, Claus Cursiefen, Natasha Y. Frank, Gerd U. Auffarth, Bruce Ksander, Markus H. Frank, Mark A. Kluth

Research outputs 2014 to 2021

Background: While therapeutic success of the limbal tissue or cell transplantation to treat severe cases of limbal stem cell (LSC) deficiency (LSCD) strongly depends on the percentage of LSCs within the transplanted cells, prospective LSC enrichment has been hampered by the intranuclear localization of the previously reported LSC marker p63. The recent identification of the ATP-binding cassette transporter ABCB5 as a plasma membrane-spanning marker of LSCs that are capable of restoring the cornea and the development of an antibody directed against an extracellular loop of the ABCB5 molecule stimulated us to develop a novel treatment strategy based on the utilization …


Comparing An Ehealth Program (My Hip Journey) With Standard Care For Total Hip Arthroplasty: Randomized Controlled Trial, Rosemary Saunders, Karla Seaman, Laura Emery, Max Bulsara, Catherine Ashford, Judith Mcdowall, Karen Gullick, Beverley Ewens, Trudy Sullivan, Charlotte Foskett, Lisa Whitehead Jan 2021

Comparing An Ehealth Program (My Hip Journey) With Standard Care For Total Hip Arthroplasty: Randomized Controlled Trial, Rosemary Saunders, Karla Seaman, Laura Emery, Max Bulsara, Catherine Ashford, Judith Mcdowall, Karen Gullick, Beverley Ewens, Trudy Sullivan, Charlotte Foskett, Lisa Whitehead

Research outputs 2014 to 2021

Background: The role of eHealth programs to support patients through surgical pathways, including total hip arthroplasty (THA), is rapidly growing and offers the potential to improve patient engagement, self-care, and outcomes. Objective: The aim of this study is to compare the effects of an eHealth program (intervention) versus standard care for pre- and postoperative education on patient outcomes for primary THA. Methods: A prospective parallel randomized controlled trial with two arms (standard care and standard care plus access to the eHealth education program) was conducted. Participants included those who underwent THA. Outcome measures were collected preadmission, at 6 weeks, and …


Detect Schools Study Protocol: A Prospective Observational Cohort Surveillance Study Investigating The Impact Of Covid-19 In Western Australian Schools, Marianne J. Mullane, Hannah M. Thomas, Melanie Epstein, Joelie Mandzufas, Narelle Mullan, Alexandra Whelan, Karen Lombardi, Tina Barrow, Sherlynn Ang, Adele Leahy, Ewan Cameron, Leanne Lester, Matt Cooper, Paul Stevenson, Mitch Hartman, Anne Mckenzie, Francis Mitrou, Stephen R. Zubrick, Juli Coffin, Donna Cross, Asha C. Bowen, Peter Gething Jan 2021

Detect Schools Study Protocol: A Prospective Observational Cohort Surveillance Study Investigating The Impact Of Covid-19 In Western Australian Schools, Marianne J. Mullane, Hannah M. Thomas, Melanie Epstein, Joelie Mandzufas, Narelle Mullan, Alexandra Whelan, Karen Lombardi, Tina Barrow, Sherlynn Ang, Adele Leahy, Ewan Cameron, Leanne Lester, Matt Cooper, Paul Stevenson, Mitch Hartman, Anne Mckenzie, Francis Mitrou, Stephen R. Zubrick, Juli Coffin, Donna Cross, Asha C. Bowen, Peter Gething

Research outputs 2014 to 2021

Introduction: Amidst the evolving COVID-19 pandemic, understanding the transmission dynamics of the SARS-CoV-2 virus is key to providing peace of mind for the community and informing policy-making decisions. While available data suggest that school-aged children are not significant spreaders of SARS-CoV-2, the possibility of transmission in schools remains an ongoing concern, especially among an aging teaching workforce. Even in low-prevalence settings, communities must balance the potential risk of transmission with the need for students' ongoing education. Through the roll out of high-throughput school-based SARS-CoV-2 testing, enhanced follow-up for individuals exposed to COVID-19 and wellbeing surveys, this study investigates the dynamics …


Self-Regulatory Goal Motivational Processes In Sustained New Year Resolution Pursuit And Mental Wellbeing, Joanne M. Dickson, Nicholas J. Moberly, David Preece, Alyson Dodd, Christopher D. Huntley Jan 2021

Self-Regulatory Goal Motivational Processes In Sustained New Year Resolution Pursuit And Mental Wellbeing, Joanne M. Dickson, Nicholas J. Moberly, David Preece, Alyson Dodd, Christopher D. Huntley

Research outputs 2014 to 2021

Recent research suggests people typically “give up” pursuing their New Year resolutions within the first month. The present study investigated goal features proposed to be implicated in promoting both mental wellbeing and sustained New Year resolution pursuit. Australian and UK participants (n = 182) took part in an online longitudinal study, including four timepoints over a two-month period. At baseline, participants listed the New Year resolution to which they were most committed, and completed self-report measures to assess mental wellbeing, goal flexibility and te-nacity. At the follow-up surveys, participants completed the wellbeing measure and their New Year resolution commitment, effort …


Metabolomics And Lipidomics: Expanding The Molecular Landscape Of Exercise Biology, Mehdi R. Belhaj, Nathan G. Lawler, Nolan J. Hoffman Jan 2021

Metabolomics And Lipidomics: Expanding The Molecular Landscape Of Exercise Biology, Mehdi R. Belhaj, Nathan G. Lawler, Nolan J. Hoffman

Research outputs 2014 to 2021

Dynamic changes in circulating and tissue metabolites and lipids occur in response to exercise-induced cellular and whole-body energy demands to maintain metabolic homeostasis. The metabolome and lipidome in a given biological system provides a molecular snapshot of these rapid and complex metabolic perturbations. The application of metabolomics and lipidomics to map the metabolic responses to an acute bout of aerobic/endurance or resistance exercise has dramatically expanded over the past decade thanks to major analytical advancements, with most exercise-related studies to date focused on analyzing human biofluids and tissues. Experimental and analytical con-siderations, as well as complementary studies using animal model …