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Articles 1 - 11 of 11

Full-Text Articles in Social and Behavioral Sciences

Activity Counts From Accelerometers Do Not Add Value To Energy Expenditure Predictions In Sedentary Overweight Individuals During Weight Loss Interventions, Sze Yen Tan, Marijka Batterham, Linda C. Tapsell Nov 2012

Activity Counts From Accelerometers Do Not Add Value To Energy Expenditure Predictions In Sedentary Overweight Individuals During Weight Loss Interventions, Sze Yen Tan, Marijka Batterham, Linda C. Tapsell

Dr Marijka Batterham

Background: Knowing the total energy expenditure (TEE) of overweight adults is important for prescribing weight loss interventions. However, objective measurements of TEE may not always be readily available and can be expensive. This study aimed to investigate the validity of RT3 accelerometers in predicting the TEE of sedentary overweight adults, and to identify any sensitivity to anthropometric changes. Methods: The analysis used data from a 12-week weight loss study. At baseline and 12-week, TEE was predicted using RT3 accelerometers during whole room calorimeter stays. Bias between 2 methods was compared at and between the baseline and 12-week measurement points. Multiple …


The Effect Of A Calorie Controlled Diet Containing Walnuts On Substrate Oxidation During 8-Hours In A Room Calorimeter, Linda C. Tapsell, Marijka Batterham, Sze Yen Tan, Eva M. Warensjo Nov 2012

The Effect Of A Calorie Controlled Diet Containing Walnuts On Substrate Oxidation During 8-Hours In A Room Calorimeter, Linda C. Tapsell, Marijka Batterham, Sze Yen Tan, Eva M. Warensjo

Dr Marijka Batterham

Objective Dietary macronutrient proportions affect substrate utilization, but in practice people consume foods. We hypothesized that in overweight adults, a calorie controlled diet based on core foods and including walnuts may be advantageous in promoting greater use of fat stores. Methods This crossover study tested the effects of diet-related energy expenditure and fat oxidation in 16 overweight individuals over an 8-hour period. The 2 diets included breakfast and lunch meals during the measurement period and an evening meal the night before. They comprised core foods of bread/cereals, fruit, vegetables, milk/yogurt, and meat, and either walnuts (walnut diet) or olive oil …


Oxygen Exchange During The Reaction Of Pocl3 And Water, Robert Clark, Robert Morrison, Andrew Thomas, Rebeca Alvarez, Paul Milham Nov 2012

Oxygen Exchange During The Reaction Of Pocl3 And Water, Robert Clark, Robert Morrison, Andrew Thomas, Rebeca Alvarez, Paul Milham

Associate Professor Robert Graham Clark

To investigate O exchange during the reaction of POCl3 and water, natural abundance POCl3 was reacted with water highly enriched in 18O, and the resulting H3PO4 was isolated as KH2PO4. This reaction was conducted with and without tetrahydrofuran (THF) as a solvent, and was controlled in THF and violent in its absence. Approximately 5 x 10-4M aqueous solutions of the KH2PO4 were analyzed using electrospray ionization mass spectrometry, to estimate the proportions of the mass-clumped 16,17,18O isotope analogues of [H2PO4] -. During analysis, ~29% of [H2PO4] - dehydrated to [PO3]-, for which the proportions of the O isotope analogues were …


Muscles Within Muscles: Coordination Of 19 Muscle Segments Within Three Shoulder Muscles During Isometric Motor Tasks, Darryl Mcandrew, Xu-Feng Huang, James Wickham, Mark Brown Sep 2012

Muscles Within Muscles: Coordination Of 19 Muscle Segments Within Three Shoulder Muscles During Isometric Motor Tasks, Darryl Mcandrew, Xu-Feng Huang, James Wickham, Mark Brown

Xu-Feng Huang

No abstract provided.


The Effects Of Structure, Communication And Trust Between Marketing And R&D During New Product Development, Elias Kyriazis, Graham Massey Sep 2012

The Effects Of Structure, Communication And Trust Between Marketing And R&D During New Product Development, Elias Kyriazis, Graham Massey

Elias Kyriazis

The ability to effectively manage cross-functional working relationships (CFRs) during innovation is a key success factor in developing successful new products. However, empirical evidence suggests that CFRs during new product development are often problematic, resulting in extremely poor relations between managers, and the development of unsuccessful new products. This paper adds to our existing knowledge on the Marketing/R&D CFR by examining the effects of structural factors, communication behaviours, and interpersonal trust on the dependent variable perceived relationship effectiveness. Our findings reveal that trust has potent positive, direct effects on this CFR. Further, bidirectional communication and quality of communication also have …


The Effectiveness Of The R&D / Marketing Working Relationship During Npd Projects, Elias Kyriazis Sep 2012

The Effectiveness Of The R&D / Marketing Working Relationship During Npd Projects, Elias Kyriazis

Elias Kyriazis

The complex nature of new product development (NPD) activities within firms often requires high levels of integration between the Marketing function and the Research and Development (R&D) function. The nature of this cross-functional relationship has received considerable research attention with an emphasis on achieving successful departmental integration during NPD projects. This study examines the nature of cross-functional relationships (CFRs) from a micro-management perspective. That is from the perspective of the R&D Manager and the Marketing Manager, continues previous conceptual development by (Anon) that suggested that this working relationship is more complex than previously conceptualised by NPD researchers. By using data …


The Effect Of A Low Glycemic Index Diet During Pregnancy On Obstetric Outcomes, Robert G. Moses, M J. Luebcke, Warren S. Davis, K J. Coleman, Linda C. Tapsell, Peter Petocz, Jennie C. Brand-Miller Jul 2012

The Effect Of A Low Glycemic Index Diet During Pregnancy On Obstetric Outcomes, Robert G. Moses, M J. Luebcke, Warren S. Davis, K J. Coleman, Linda C. Tapsell, Peter Petocz, Jennie C. Brand-Miller

L. C. Tapsell

Abstract presented at The 2006 Annual Scientific Meeting of the Nutrition Society of Australia, 29 November - 2 December, Sydney, Australia


Activity Counts From Accelerometers Do Not Add Value To Energy Expenditure Predictions In Sedentary Overweight Individuals During Weight Loss Interventions, Sze Yen Tan, Marijka Batterham, Linda C. Tapsell Jul 2012

Activity Counts From Accelerometers Do Not Add Value To Energy Expenditure Predictions In Sedentary Overweight Individuals During Weight Loss Interventions, Sze Yen Tan, Marijka Batterham, Linda C. Tapsell

L. C. Tapsell

Background: Knowing the total energy expenditure (TEE) of overweight adults is important for prescribing weight loss interventions. However, objective measurements of TEE may not always be readily available and can be expensive. This study aimed to investigate the validity of RT3 accelerometers in predicting the TEE of sedentary overweight adults, and to identify any sensitivity to anthropometric changes. Methods: The analysis used data from a 12-week weight loss study. At baseline and 12-week, TEE was predicted using RT3 accelerometers during whole room calorimeter stays. Bias between 2 methods was compared at and between the baseline and 12-week measurement points. Multiple …


The Effect Of A Calorie Controlled Diet Containing Walnuts On Substrate Oxidation During 8-Hours In A Room Calorimeter, Linda C. Tapsell, Marijka Batterham, Sze Yen Tan, Eva M. Warensjo Jul 2012

The Effect Of A Calorie Controlled Diet Containing Walnuts On Substrate Oxidation During 8-Hours In A Room Calorimeter, Linda C. Tapsell, Marijka Batterham, Sze Yen Tan, Eva M. Warensjo

L. C. Tapsell

Objective Dietary macronutrient proportions affect substrate utilization, but in practice people consume foods. We hypothesized that in overweight adults, a calorie controlled diet based on core foods and including walnuts may be advantageous in promoting greater use of fat stores. Methods This crossover study tested the effects of diet-related energy expenditure and fat oxidation in 16 overweight individuals over an 8-hour period. The 2 diets included breakfast and lunch meals during the measurement period and an evening meal the night before. They comprised core foods of bread/cereals, fruit, vegetables, milk/yogurt, and meat, and either walnuts (walnut diet) or olive oil …


Australian Adolescents' Compliance With Sun Protection Behaviours During Summer: The Importance Of The School Context, Melinda Williams, Sandra C. Jones, Peter Caputi, Donald Iverson Jun 2012

Australian Adolescents' Compliance With Sun Protection Behaviours During Summer: The Importance Of The School Context, Melinda Williams, Sandra C. Jones, Peter Caputi, Donald Iverson

Don C. Iverson

Adolescents exhibit significantly lower sun protection behaviours than adults in Australia. While many studies have assessed the sun protection behaviours of adolescents during summer, few studies have explored the differences in sun protection behaviours of adolescents across key contexts relevant to adolescents during summer—notably school time, weekends and school holidays. Greater understanding of differences in behaviours across these contexts provides more detailed explanations of the nature of adolescent ultraviolet exposure and thereby facilitates improved targeting of interventions for this segment whose behaviour is considered hard to change. In this study, we explore the differences in self-reported, habitual, sun protection behaviours …


Contralateral Strength Facilitation During Attempted High Velocity Movements, Herbert Groeller, John Sampson, Nigel Taylor Jan 2012

Contralateral Strength Facilitation During Attempted High Velocity Movements, Herbert Groeller, John Sampson, Nigel Taylor

John Sampson

No abstract provided.