237 research outputs found
Intersectoral collaboration theory as a framework to assist in developing a local government food and nutrition policy
The potential role of local government in NSW to address public health nutrition issues has received encouraging reports. This treatise deals with the question of whether intersectoral collaboration theory is useful to assist development of a relationship with local government to develop food and nutrition policy. Intersectoral collaboration theory describes six conditions necessary for successful action: necessity, opportunity, capacity, relationships, planned action, and sustained outcomes. The project was a feasibility study carried out in a densely populated and multicultural local government area in Sydney's southwest during April 1998. Eight Council employees and one elected representative were interviewed using the semi-structured questionnaire to collect a range of opinions and knowledge about Council's involvement in a food and nutrition policy. Conceptual frameworks for the study included the Ottawa Charter and the food and nutrition system. Theoretical underpinning's were provided by intersectoral collaboration theory and organisational change theory. Using intersectoral collaboration theory, analysis of the interviews revealed that participants were very concerned with conditions of necessity, opportunity and capacity to develop food and nutrition policy. Intersectoral collaboration theory correctly predicted that the action proposed would have to assist Council to achieve their core business, gain social and political support and be possible within the current economic environment and level of other resources available. Participants were not able to identify how a food and nutrition policy would meet these conditions and be feasible within the current capacity of the organisation, and therefore did not become fully engaged in the feasibility study. The health sector needs to develop arguments for local government involvement from their perspective. Organisational change within the heath sector is required to develop capacity for intersectoral partnerships, as an effective strategy to address public health nutrition issues
Rise and demise: a case study of public health nutrition in Queensland, Australia, over three decades
This case study describes the delivery and achievements of the public health nutrition programme in Queensland, Australia, over more than three decades. Analysis of publicly available documents related to statewide nutrition policy and programmes from 1983 to 2014 identified key inputs and programme impacts and outcomes, including an increase in fruit and vegetable intake by 1.1 serves per person per day and rates of exclusive breastfeeding for the first 6 months quadrupled. Mapping factors and milestones against a framework on determinants of political priority highlighted correlation with effective nutrition promotion policy and practice. Identified enablers included the influence of policy champions and advocates, quality of governance, focus on whole-of-population approaches, and periods of political will and economic prosperity. Key barriers included changes of ideology with government leadership; lack of commitment to long-term implementation and evaluation; and limited recognition of and support for preventive health and nutrition promotion. The case study shows that a coordinated, well-funded, intersectoral approach to improve nutrition and prevent chronic disease and malnutrition in all its forms can be achieved and produce promising impacts at state level, but that sustained effort is required to secure and protect investment. Political support for long-term investment in nutrition is essential to reduce the high cost of all diet-related diseases. Public health leadership to better prepare for risks around political cycles, secure adequate resources for evaluation, and better communicate impacts and outcomes may help protect future investments and achievements
Rise and demise: a case study of public health nutrition in Queensland, Australia, over three decades
This case study describes the delivery and achievements of the public health nutrition programme in Queensland, Australia, over more than three decades. Analysis of publicly available documents related to statewide nutrition policy and programmes from 1983 to 2014 identified key inputs and programme impacts and outcomes, including an increase in fruit and vegetable intake by 1.1 serves per person per day and rates of exclusive breastfeeding for the first 6 months quadrupled. Mapping factors and milestones against a framework on determinants of political priority highlighted correlation with effective nutrition promotion policy and practice. Identified enablers included the influence of policy champions and advocates, quality of governance, focus on whole-of-population approaches, and periods of political will and economic prosperity. Key barriers included changes of ideology with government leadership; lack of commitment to long-term implementation and evaluation; and limited recognition of and support for preventive health and nutrition promotion. The case study shows that a coordinated, well-funded, intersectoral approach to improve nutrition and prevent chronic disease and malnutrition in all its forms can be achieved and produce promising impacts at state level, but that sustained effort is required to secure and protect investment. Political support for long-term investment in nutrition is essential to reduce the high cost of all diet-related diseases. Public health leadership to better prepare for risks around political cycles, secure adequate resources for evaluation, and better communicate impacts and outcomes may help protect future investments and achievements
Testing the price and affordability of healthy and current (unhealthy) diets and the potential impacts of policy change in Australia
Abstract Background: Price and affordability of foods are important determinants of health. Targeted food pricing policies may help improve population diets. However, methods producing comparable data to inform relevant policy decisions are lacking in Australia and globally. The objective was to develop and pilot standardised methods to assess the price, relative price and affordability of healthy (recommended) and current (unhealthy) diets and test impacts of a potential policy change. Methods: Methods followed the optimal approach proposed by INFORMAS using recent Australian dietary intake data and guidelines. Draft healthy and current (unhealthy) diet baskets were developed for five household structures. Food prices were collected in stores in a high and low SES location in Brisbane, Australia. Diet prices were calculated and compared with household incomes, and with potential changes to the Australian Taxation System. Wilcoxen-signed rank tests were used to compare differences in price. Results: The draft tools and protocols were deemed acceptable at household level, but methods could be refined. All households spend more on current (unhealthy) diets than required to purchase healthy (recommended) diets, with the majority (53-64 %) of the food budget being spent on 'discretionary' choices, including take-away foods and alcohol. A healthy diet presently costs between 20-31 % of disposable income of low income households, but would become unaffordable for these families under proposed changes to expand the GST to apply to all foods in Australia. Conclusions: Results confirmed that diet pricing methods providing meaningful, comparable data to inform potential fiscal and health policy actions can be developed, but draft tools should be refined. Results suggest that healthy diets can be more affordable than current (unhealthy) diets in Australia, but other factors may be as important as price in determining food choices
A genome-wide association study of anorexia nervosa.
Anorexia nervosa (AN) is a complex and heritable eating disorder characterized by dangerously low body weight. Neither candidate gene studies nor an initial genome-wide association study (GWAS) have yielded significant and replicated results. We performed a GWAS in 2907 cases with AN from 14 countries (15 sites) and 14 860 ancestrally matched controls as part of the Genetic Consortium for AN (GCAN) and the Wellcome Trust Case Control Consortium 3 (WTCCC3). Individual association analyses were conducted in each stratum and meta-analyzed across all 15 discovery data sets. Seventy-six (72 independent) single nucleotide polymorphisms were taken forward for in silico (two data sets) or de novo (13 data sets) replication genotyping in 2677 independent AN cases and 8629 European ancestry controls along with 458 AN cases and 421 controls from Japan. The final global meta-analysis across discovery and replication data sets comprised 5551 AN cases and 21 080 controls. AN subtype analyses (1606 AN restricting; 1445 AN binge-purge) were performed. No findings reached genome-wide significance. Two intronic variants were suggestively associated: rs9839776 (P=3.01 × 10(-7)) in SOX2OT and rs17030795 (P=5.84 × 10(-6)) in PPP3CA. Two additional signals were specific to Europeans: rs1523921 (P=5.76 × 10(-)(6)) between CUL3 and FAM124B and rs1886797 (P=8.05 × 10(-)(6)) near SPATA13. Comparing discovery with replication results, 76% of the effects were in the same direction, an observation highly unlikely to be due to chance (P=4 × 10(-6)), strongly suggesting that true findings exist but our sample, the largest yet reported, was underpowered for their detection. The accrual of large genotyped AN case-control samples should be an immediate priority for the field
Multiple novel prostate cancer susceptibility signals identified by fine-mapping of known risk loci among Europeans
Genome-wide association studies (GWAS) have identified numerous common prostate cancer (PrCa) susceptibility loci. We have
fine-mapped 64 GWAS regions known at the conclusion of the iCOGS study using large-scale genotyping and imputation in
25 723 PrCa cases and 26 274 controls of European ancestry. We detected evidence for multiple independent signals at 16
regions, 12 of which contained additional newly identified significant associations. A single signal comprising a spectrum of
correlated variation was observed at 39 regions; 35 of which are now described by a novel more significantly associated lead SNP,
while the originally reported variant remained as the lead SNP only in 4 regions. We also confirmed two association signals in
Europeans that had been previously reported only in East-Asian GWAS. Based on statistical evidence and linkage disequilibrium
(LD) structure, we have curated and narrowed down the list of the most likely candidate causal variants for each region.
Functional annotation using data from ENCODE filtered for PrCa cell lines and eQTL analysis demonstrated significant
enrichment for overlap with bio-features within this set. By incorporating the novel risk variants identified here alongside the
refined data for existing association signals, we estimate that these loci now explain ∼38.9% of the familial relative risk of PrCa,
an 8.9% improvement over the previously reported GWAS tag SNPs. This suggests that a significant fraction of the heritability of
PrCa may have been hidden during the discovery phase of GWAS, in particular due to the presence of multiple independent
signals within the same regio
Surgical site infection after gastrointestinal surgery in high-income, middle-income, and low-income countries: a prospective, international, multicentre cohort study
Background: Surgical site infection (SSI) is one of the most common infections associated with health care, but its importance as a global health priority is not fully understood. We quantified the burden of SSI after gastrointestinal surgery in countries in all parts of the world.
Methods: This international, prospective, multicentre cohort study included consecutive patients undergoing elective or emergency gastrointestinal resection within 2-week time periods at any health-care facility in any country. Countries with participating centres were stratified into high-income, middle-income, and low-income groups according to the UN's Human Development Index (HDI). Data variables from the GlobalSurg 1 study and other studies that have been found to affect the likelihood of SSI were entered into risk adjustment models. The primary outcome measure was the 30-day SSI incidence (defined by US Centers for Disease Control and Prevention criteria for superficial and deep incisional SSI). Relationships with explanatory variables were examined using Bayesian multilevel logistic regression models. This trial is registered with ClinicalTrials.gov, number NCT02662231.
Findings: Between Jan 4, 2016, and July 31, 2016, 13 265 records were submitted for analysis. 12 539 patients from 343 hospitals in 66 countries were included. 7339 (58·5%) patient were from high-HDI countries (193 hospitals in 30 countries), 3918 (31·2%) patients were from middle-HDI countries (82 hospitals in 18 countries), and 1282 (10·2%) patients were from low-HDI countries (68 hospitals in 18 countries). In total, 1538 (12·3%) patients had SSI within 30 days of surgery. The incidence of SSI varied between countries with high (691 [9·4%] of 7339 patients), middle (549 [14·0%] of 3918 patients), and low (298 [23·2%] of 1282) HDI (p < 0·001). The highest SSI incidence in each HDI group was after dirty surgery (102 [17·8%] of 574 patients in high-HDI countries; 74 [31·4%] of 236 patients in middle-HDI countries; 72 [39·8%] of 181 patients in low-HDI countries). Following risk factor adjustment, patients in low-HDI countries were at greatest risk of SSI (adjusted odds ratio 1·60, 95% credible interval 1·05–2·37; p=0·030). 132 (21·6%) of 610 patients with an SSI and a microbiology culture result had an infection that was resistant to the prophylactic antibiotic used. Resistant infections were detected in 49 (16·6%) of 295 patients in high-HDI countries, in 37 (19·8%) of 187 patients in middle-HDI countries, and in 46 (35·9%) of 128 patients in low-HDI countries (p < 0·001).
Interpretation: Countries with a low HDI carry a disproportionately greater burden of SSI than countries with a middle or high HDI and might have higher rates of antibiotic resistance. In view of WHO recommendations on SSI prevention that highlight the absence of high-quality interventional research, urgent, pragmatic, randomised trials based in LMICs are needed to assess measures aiming to reduce this preventable complication
Working Memory Impairment in Fibromyalgia Patients Associated with Altered Frontoparietal Memory Network
BACKGROUND: Fibromyalgia (FM) is a disorder characterized by chronic widespread pain and frequently associated with other symptoms. Patients with FM commonly report cognitive complaints, including memory problem. The objective of this study was to investigate the differences in neural correlates of working memory between FM patients and healthy subjects, using functional magnetic resonance imaging (MRI). METHODOLOGY/PRINCIPAL FINDINGS: Nineteen FM patients and 22 healthy subjects performed an n-back memory task during MRI scan. Functional MRI data were analyzed using within- and between-group analysis. Both activated and deactivated brain regions during n-back task were evaluated. In addition, to investigate the possible effect of depression and anxiety, group analysis was also performed with depression and anxiety level in terms of Beck depression inventory (BDI) and Beck anxiety inventory (BAI) as a covariate. Between-group analyses, after controlling for depression and anxiety level, revealed that within the working memory network, inferior parietal cortex was strongly associated with the mild (r = 0.309, P = 0.049) and moderate (r = 0.331, P = 0.034) pain ratings. In addition, between-group comparison revealed that within the working memory network, the left DLPFC, right VLPFC, and right inferior parietal cortex were associated with the rating of depression and anxiety? CONCLUSIONS/SIGNIFICANCE: Our results suggest that the working memory deficit found in FM patients may be attributable to differences in neural activation of the frontoparietal memory network and may result from both pain itself and depression and anxiety associated with pain
Correction:Brain structural abnormalities in obesity: relation to age, genetic risk, and common psychiatric disorders: Evidence through univariate and multivariate mega-analysis including 6420 participants from the ENIGMA MDD working group (Molecular Psychiatry, (2020), 10.1038/s41380-020-0774-9)
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