120 resultados para 415


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Pulmonary rehabilitation (PR) improves health status and exercise tolerance, but not respiratory function in patients with chronic obstructive pulmonary disease (COPD). The objective of the study was to identify predictors of improvement in the 6-min walked distance (6'WD) in elderly COPD patients after PR. Methods: this was a prospective observational study performed in an ambulatory rehabilitation setting. The authors enrolled 74 patients aged 65-83 years (mean: 74.2, SD: 4.4) with stable COPD in GOLD stage 3-4. About half (45.6%) of them had a basal O2 saturation of 90% or less. After a baseline multi-dimensional assessment, patients underwent a 20-session rehabilitation cycle including training of the upper and lower extremities, and respiratory exercises, along with education sessions.

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The UK government is considering the introduction of legislation to outlaw age discrimination in the provision of public services. The Department of Health commissioned a short piece of research to explore the extent of age discrimination in mental health services. �� Three broad issues are addressed in this report: inequalities between adult and older people�۪s mental health services; inequalities between adults and older people with mental health problems in their use of health and social care services;and knowledge about the likely single equalities legislation in current services and the possible costs of implementation. The report does not examine differences in outcomes.

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Dementia and its most common cause, Alzheimer’s disease, affect memory and occur predominantly in the elderly. Dementia has become increasingly prevalent in the world as health has improved and life expectancy has increased. However, the fields of clinical care have not responded adequately to develop diagnostic tools and treatments for this rapidly increasing group of conditions. While scientists search for cures for the numerous causes of dementia, improvement of diagnostic measures are needed now and should begin with screening elderly populations for memory difficulties and other cognitive problems. This review examines the history of cognitive screening tests, the numerous excellent tests that are currently available and ready for use, and directions and methods that will lead to progressively better evaluations.

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In Northern Ireland between 1999-01 and 2004-06 male life expectancy at birth increased from 74.8 to 76.2 years (an increase of 1.4 years) and female life expectancy increased from 79.8 to 81.0 years (an increase of 1.3 years). Declining mortality rates due to Coronary Heart Disease, strokes and other circulatory causes, as well as cancer and respiratory disease caused life expectancy to increase.However, these increases were partially offset by increasing mortality rates over time due to accidental deaths, suicides and chronic liver disease and other causes of death (not separately identified).

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Previous studies have relied predominantly on the body-mass index (BMI, the weight in kilograms divided by the square of the height in meters) to assess the association of adiposity with the risk of death, but few have examined whether the distribution of body fat contributes to the prediction of death. This study examined the association of BMI, waist circumference, and waist-to-hip ratio with the risk of death among 359,387 participants from nine countries in the European Prospective Investigation into Cancer and Nutrition (EPIC). A Cox regression analysis was used, with age as the time variable, and stratified the models according to study center and age at recruitment, with further adjustment for educational level, smoking status, alcohol consumption, physical activity, and height.

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The latest annual update on life expectancy data and all age all cause mortality rates, with data updated to 2005-07, which are used to monitor progress against Department of Health targets for overall life expectancy in England, and for the gap in life expectancy between the areas with the worst health and deprivation indicators (the Spearhead group) and the England average, was released on 13th November 2008 according to the arrangements approved by the UK Statistics Authority.

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This report gives a comprehensive and up-to-date review of Alzheimer's disease biomarkers. Recent years have seen significant advances in this field. Whilst considerable effort has focused on A�_ and tau related markers, a substantial number of other molecules have been identified, that may offer new opportunities.This Report : Identifies 60 candidate Alzheimer's (AD) biomarkers and their associated studies. Of these, 49 are single species or single parameters, 7 are combinations or panels and 4 involve the measurement of two species or parameters or their ratios. These include proteins (n=34), genes (n=11), image-based parameters (n=7), small molecules (n=3), proteins + genes (n=2) and others (n=3). Of these, 30 (50%) relate to species identified in CSF and 19 (32%) were found in the blood. These candidate may be classified on the basis of their diagnostic utility, namely those which i) may allow AD to be detected when the disease has developed (48 of 75†= 64%), ii) may allow early detection of AD (18 of 75† = 24%) and iii) may allow AD to be predicted before the disease has begun to develop (9 of 75†= 12%). † Note: Of these, 11 were linked to two or more of these capabilities (e.g. allowed both early-stage detection as well as diagnosis after the disease has developed).Biomarkers: AD biomarkers identified in this report show significant diversity, however of the 60 described, 18 (30%) are associated with amyloid beta (A�_) and 9 (15%) relate to Tau. The remainder of the biomarkers (just over half) fall into a number of different groups. Of these, some are associated with other hypotheses on the pathogenesis of AD however the vast majority are individually unique and not obviously linked with other markers. Analysis and discussion presented in this report includes summaries of the studies and clinical trials that have lead to the identification of these markers. Where it has been calculated, diagnostic sensitivity, specificity and the capacity of these markers to differentiate patients with suspected AD from healthy controls and individuals believed to be suffering from other neurodegenerative conditions, have been indicated. These findings are discussed in relation to existing hypotheses on the pathogenesis of the AD and the current drug development pipeline. Many uncertainties remain in relation to the pathogenesis of AD, in diagnosing and treating the disease and many of the studies carried out to identify disease markers are at an early stage and will require confirmation through larger and longer investigations. Nevertheless, significant advances in the identification of AD biomarkers have now been made. Moreover, whilst much of the research on AD biomarkers has focused on amyloid and tau related species, it is evident that a substantial number of other species may provide important opportunities.Purpose of Report: To provide a comprehensive review of important and recently discovered candidate biomarkers of AD, in particular those with potential to reliably detect the disease or with utility in clinical development, drug repurposing, in studies of the pathogenesis and in monitoring drug response and the course of the disease. Other key goals were to identify markers that support current pipeline developments, indicate new potential drug targets or which advance understanding of the pathogenesis of this disease.Drug Repurposing: Studies of the pathogenesis of AD have identified aberrant changes in a number of other disease areas including inflammation, diabetes, oxidative stress, lipid metabolism and others. These findings have prompted studies to evaluate some existing approved drugs to treat AD. This report identifies studies of 9 established drug classes currently being investigated for potential repurposing.Alzheimer’s Disease: In 2005, the global prevalence of dementia was estimated at 25 million, with more than 4 million new cases occurring each year. It is also calculated that the number of people affected will double every 20 years, to 80 million by 2040, if a cure is not found. More than 50% of dementia cases are due to AD. Today, approximately 5 million individuals in the US suffer from AD, representing one in eight people over the age of 65. Direct and indirect costs of AD and other forms of dementia in the US are around $150 billion annually. Worldwide, costs for dementia care are estimated at $315 billion annually. Despite significant research into this debilitating and ultimately fatal disease, advances in the development of diagnostic tests for AD and moreover, effective treatments, remain elusive.Background: Alzheimer's disease is the most common cause of dementia, yet its clinical diagnosis remains uncertain until an eventual post-mortem histopathology examination is carried out. Currently, therapy for patients with Alzheimer disease only treats the symptoms; however, it is anticipated that new disease-modifying drugs will soon become available. The urgency for new and effective treatments for AD is matched by the need for new tests to detect and diagnose the condition. Uncertainties in the diagnosis of AD mean that the disease is often undiagnosed and under treated. Moreover, it is clear that clinical confirmation of AD, using cognitive tests, can only be made after substantial neuronal cell loss has occurred; a process that may have taken place over many years. Poor response to current therapies may therefore, in part, reflect the fact that such treatments are generally commenced only after neuronal damage has occurred. The absence of tests to detect or diagnose presymptomatic AD also means that there is no standard that can be applied to validate experimental findings (e.g. in drug discovery) without performing lengthy studies, and eventual confirmation by autopsy.These limitations are focusing considerable effort on the identification of biomarkers that advance understanding of the pathogenesis of AD and how the disease can be diagnosed in its early stages and treated. It is hoped that developments in these areas will help physicians to detect AD and guide therapy before the first signs of neuronal damage appears. The last 5-10 years have seen substantial research into the pathogenesis of AD and this has lead to the identification of a substantial number of AD biomarkers, which offer important insights into this disease. This report brings together the latest advances in the identification of AD biomarkers and analyses the opportunities they offer in drug R&D and diagnostics.��

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A new BAPEN report, Combating Malnutrition: Recommendations for Action, is the culmination of work undertaken by a group of experts in malnutrition, led by BAPEN. Launched in Parliament on 10 February 2009, it sets out how the vast majority of those at risk of the condition are living in the community – and not in care homes and hospitals, where the focus of Government action has been to date. It also sets out how the disproportionate burden of malnutrition in deprived areas exacerbates health inequalities. The report puts forward 25 actions that the Government needs to lead in order to reduce both the cost of the condition to the taxpayer, and the number of those at risk.

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This study examines the impact of policy on poverty and inequality in Britain since 1997This research shows what effect policies introduced since 1997 have had on reducing poverty and inequality. It offers a considered assessment of impacts over a decade:How did policies change, before 1997 and since then?What evidence is there of impacts on key outcomes?What gaps or problems remain or emerged?The study covers a range of subjects, including public attitudes to poverty and inequality, children and early years, education, health, employment, pensions, and migrants. It measures the extent of progress and also considers future direction and pressures, particularly in the light of recession and an ageing society.The research draws on extensive analysis of policy documents, analysis by government departments and research bodies, published statistics and evaluations, analysis of large-scale datasets, micro-simulation modelling and a long-running qualitative study with residents of low-income neighbourhoods.��

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SĹN 2007: Older People, Loneliness and Social Support to Mental HealthSĹN, the national Survey of Lifestyle, Attitudes and Nutrition, shows that most Irish adults have a reasonably high level of positive mental health. It is the largest national survey on positive and negative mental health and social well-being in the Irish adult population.��One finding highlights the significance of loneliness and social support to mental health. Finding reveal that 14% of respondents reported being often lonely in the last four weeks, with women, older people and respondents in lower social class groups reporting high levels of loneliness. The SĹN report indicates that being widowed and not being in paid employment are the strongest overall predictors of loneliness. Respondents who are widowed are about five times more likely to feel lonely than those who are married or cohabiting, while 17% of respondents aged 65 and over report being often lonely.��SLAN 2007 highlights the significance of loneliness and social support to mental health. It proposes community-based interventions, including community development approaches and strategies to promote community involvement as a way to tackle such social and health inequities at local level. The report also highlights the importance of implementing the recommendations of the policy document A Vision for Change. It says that protection and promotion of the future health and well-being of the Irish population requires the implementation of effective cross-sectoral policies that will help create and maintain a mentally healthy society, with consequent health, economic and social benefits for all.����SLAN is commissioned by the Department of Health and Children and involved face-to-face interviews with 10,364 respondents aged 18 years and over.��

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An independent and detailed expert analysis of a decade of reforms (published 25 February) takes up the challenge made by Peter Mandelson in 1997 to “judge us after ten years of success in office. For one of the fruits of that success will be that Britain has become a more equal society.����”Commissioned by the Joseph Rowntree Foundation, the study, by a team led by LSE’s Centre for Analysis of Social Exclusion, shows sharp contrasts between different policy areas. Notable success stories include reductions in child and pensioner poverty, improved education outcomes for the poorest children and schools, and narrowing economic and other divides between deprived and other areas.But health inequalities continued to widen, gaps in incomes between the very top and very bottom grew, and poverty increased for working-age people without children.����In several policy areas there was a marked contrast between the first half of the New Labour period and the second half, when progress has slowed or even stalled.John Hills, one of the leaders of study, said, “Whether Britain has moved towards becoming a ‘more equal society’ depends on what you look at, and when. Where clear initiatives were taken, results followed. But as the growth of living standards slowed, even well before the recession, and public finances tightened, momentum seems to have been lost in several key areas.”Kitty Stewart added, “The government can take heart from achievements such as the reduction in child poverty up to 2004.����Recent data show that by then, child well-being in the UK had begun to move up the European league table from its dismal showing at the start of the decade that formed the basis of UNICEF’s damning 2007 report. But even with improved figures, Britain was still left with one of the highest rates of child poverty out of the 15 original EU members, and the latest figures show it had increased again by 2006/7.”����The study concludes that the decade from 1997 was favourable to an egalitarian agenda in several ways: the economy grew continuously; the government had large majorities and aspired to create more equality; and public attitudes surveys suggested pent-up demand for more public expenditure. But that environment now looks very uncertain, not just in the near future, but also in the longer term.����Fiscal pressures from an ageing society could further constrain resources available for redistribution, and public attitudes towards the benefit system have hardened while support for redistribution has declined.Hills added, “The 1980s and 1990s showed that hoping that rapid growth in living standards at the top would ‘trickle down’ to those at the bottom did not work.����The period since 1997 has shown that gains are possible through determined interventions, but they require intensive and continuous effort to be sustained.”JRF Chief Executive Julia Unwin added, “We know the potential impact the deepening recession will have on those already living in poverty. This book provides an important, timely and comprehensive assessment of where we are and what remains to be done.”

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The number of deaths registered in Northern Ireland in 2008 was 14,900, a small increase on the 14,600 deaths registered in 2007. Cancer continues to be the most common cause of death with nearly 4,000 cancer deaths last year.These findings are contained in provisional 2008 mortality figures released by the Northern Ireland Statistics and Research Agency (NISRA).In 2008, over half of all deaths were caused by three main diseases; cancer (4,000 deaths), ischaemic heart disease (2,400 deaths) and stroke (1,300 deaths). Whilst ischaemic heart disease deaths halved from 4,800 in 1978 to 2,400 last year; cancer deaths have risen from 2,900 in 1978 to 4,000 last year.Over the last few years we have seen marked increases in deaths recorded due to Alzheimer's and other dementia related illnesses; conditions largely associated with the elderly. In 2008, there were 290 deaths due to Alzheimer's disease and a further 520 deaths due to other forms of dementia. Deaths related to healthcare-associated infection also increased last year.

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This report presents the results of the second national audit which examines the organisation of services provided to older people for falls prevention and bone health. Falls and fractures are a common and serious problem affecting older people, with high levels of personal and financial cost. National guidelines, supported by the research evidence, require the provision of integrated services for falls and fracture prevention and treatment. Effective commissioning is needed to produce such high quality services.��This audit was commissioned by the Healthcare Quality Improvement Partnership (HQIP) as part of the second cycle of audits on services for the prevention of falls and fractures in older people. It follows the first organisational audit, performed in 2005, and the clinical audit of 2007. All were audited against specific standards from the National Service Framework for Older People (NSF) and guidance from the National Institute for Health and Clinical Excellence (NICE). Since the first audit, indicators have been added or updated in line with new guidance including that on falls prevention of inpatients following the National Patient Safety Agency (NPSA) report on slips, trips and falls in hospital (2007). For the first time, the audit also looks specifically at falls and fracture prevention in mental healthcare and a sample of care homes.

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The increase in life expectancy that we continue to observe raises a complex set of challenges for policy. Among these challenges is the need to respond to the heterogeneity that remains in life expectancy within the older population. Most important is that life expectancy, even at older ages, differs markedly by socioeconomic position. In addition, despite increases in longevitymany individuals now effectively retire before state pension age and a large proportion of these are dependent on benefit income. In contrast, the contribution by older people to informal careprovision and other services has the potential to provide an important input into society, the economy and their own well-being. A crucial question, therefore, is which sections of the older population will live healthy active lives and which will be dependent on formal and informal sources of support. To answer this, we need to understand how inequalities in health are distributed in the older population and what the underlying causal processes are.

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The objective of this study was to ascertain the risk of acute myocardial infarction, invasive cardiac procedures, and mortality among patients with newly diagnosed angina over five years. This is an Incident cohort study of patients with primary care data linked to secondary care and mortality data. 40 primary care practices in Scotland participated. Participants 1785 patients with a diagnosis of angina as their first manifestation of ischaemic heart disease were monitored between1 January 1998 to 31 December 2001.