Deborah Turnbull

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This paper examines the costs and determinants of order aggressiveness. Aggressive orders have larger price impacts but smaller opportunity costs than passive orders. Price impacts are ampli"ed by large orders, small "rms, and volatile stock prices. To minimize the implementation shortfall, the optimal strategy is to enter buy (sell) orders at the bid(More)
BACKGROUND Great variability exists in the degree of adjustment to infertility, which in turn is known to influence wellbeing. The main objective of this study is to identify intrapersonal [neuroticism, adult attachment style (AAS), perceived internal control, meaning of parenthood and intrinsic religiosity] and interpersonal (social support and marital(More)
OBJECTIVE To determine the effect of antenatal dietary and lifestyle interventions on health outcomes in overweight and obese pregnant women. DESIGN Multicentre randomised trial. We utilised a central telephone randomisation server, with computer generated schedule, balanced variable blocks, and stratification for parity, body mass index (BMI) category,(More)
The objective of this study was to determine the association between depression, anxiety and general stress symptoms with hospital readmissions after coronary artery bypass graft surgery. Two hundred and twenty six coronary artery bypass graft patients completed baseline self-report measures of depression, anxiety and stress and 222 patients completed these(More)
Psychological disorders are highly prevalent in patients with inflammatory bowel disease (IBD). Anxiety and depression are known to independently affect quality of life and may additionally impair quality of life in IBD over and above the IBD itself. Some researchers have further proposed that anxiety and depression may influence the clinical course of IBD.(More)
BACKGROUND Obesity is a significant global health problem, with the proportion of women entering pregnancy with a body mass index greater than or equal to 25 kg/m2 approaching 50%. Obesity during pregnancy is associated with a well-recognised increased risk of adverse health outcomes both for the woman and her infant, however there is more limited(More)
This study examined the Beck Depression Inventory-II (BDI-II) with Confirmatory Factor Analysis and followed up cardiac morbidity and mortality for a median of 4.9 years among 226 coronary artery bypass graft patients. Cardiac morbidity and mortality events (n = 65, 28.8%) were associated with BDI-II cognitive factor z-score (adjusted hazard ratio = 1.36,(More)
This study aims to identify key issues associated with the provision of psychosocial care from the perspective of rural Australian cancer patients and determine culturally appropriate methods that may reduce barriers to service use. Seventeen purposively sampled adult South Australians who lived outside metropolitan Adelaide, had a diagnosis of cancer and(More)
BACKGROUND Although depression and anxiety have been implicated in risk for major adverse cardiovascular and cerebrovascular events (MACCE), a theoretical approach to identifying such putative links is lacking. The objective of this study was to examine the association between theoretical conceptualisations of depression and anxiety with MACCE at the(More)
OBJECTIVE The aim of this research was to assess tertiary student distress levels with regards to (i) comparisons with normative population data, and (ii) the effects of discipline, year level, and student characteristics. Self-reported treatment rates and level of concern regarding perceived distress were also collected. METHOD Students from all six(More)