932 resultados para medical research


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The high cost of surgery in Western countries has led to an increase in the demand for surgery in developing countries (York, 2008). The objective of this article is to examine the utilization and satisfaction with medical and health services purchased by Australian, French and South Korean visitors to Thailand. In late 2006 a face-to-face survey was conducted with 1,200 randomly selected tourists who had visited Thailand. Results show substantial usage of medical and health services. Satisfaction levels vary across type of service provided and by country of origin of tourist. Recommendations are provided to the national tourism authority. Future research directions are discussed.

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Background : Human error occurs in every occupation. Medical errors may result in a near miss or an actual injury to a patient that has nothing to do with the underlying medical condition. Intensive care has one of the highest incidences of medical error and patient injury in any specialty medical area; thought to be related to the rapidly changing patient status and complex diagnoses and treatments.

Purpose :
The aims of this paper are to: (1) outline the definition, classifications and aetiology of medical error; (2) summarise key findings from the literature with a specific focus on errors arising from intensive care areas; and (3) conclude with an outline of approaches for analysing clinical information to determine adverse events and inform practice change in intensive care.

Data source : Database searches of articles and textbooks using keywords: medical error, patient safety, decision making and intensive care. Sociology and psychology literature cited therein.

Findings : Critically ill patients require numerous medications, multiple infusions and procedures. Although medical errors are often detected by clinicians at the bedside, organisational processes and systems may contribute to the problem. A systems approach is thought to provide greater insight into the contributory factors and potential solutions to avoid preventable adverse events.

Conclusion : It is recommended that a variety of clinical information and research techniques are used as a priority to prevent hospital acquired injuries and address patient safety concerns in intensive care.

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The need for new and effective/efficient antibacterial therapeutics and diagnostics is necessary if we want to be able to maintain and improve the protection against pathogenic bacteria. Bacteria are becoming increasingly resistant to traditionally used antibiotics and as a result are a major health concern. The number of deaths and hospitalizations due to bacteria is increasing. Current methods of bacterial diagnostics are inefficient as they lack speed and ultra sensitivity and cannot be performed on site. This is where nanomedicine is playing a vital role. The discovery of new and innovative materials through the improvement in fabrication techniques has seen the establishment of an influx of novel antibacterial therapeutics and diagnostics. The goal of this review is to highlight the research that has been done through the implementation of nanomaterials and nanotechnologies for antibacterial medical therapeutic and diagnostic.

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Lay beliefs about health and illness are individual and social, influenced by prevailing social and medical ideologies. Health beliefs clearly influence self-care motivation and have an effect on health-promoting behaviour (e.g. attendance at a screening program, food choices, adherence to prescribed medication). Further, the beliefs and attributions that people hold can directly affect physiological systems (e.g. the immune system). Health beliefs have been shown to influence a variety of patient-reported outcomes, including medication adherence, satisfaction and health-related quality of life. It is widely acknowledged that when the patient's beliefs are acknowledged and incorporated, rather than ignored, optimal biomedical patient-reported outcomes are more likely to be achieved. Several psychological models have been developed to predict health behaviours and may be utilised to identify the beliefs that inform such behaviours. These models consider the social milieu, personality, demographic, political and economic predictors of health beliefs. They demonstrate the impact of beliefs such as the causes of illness, effectiveness of healthcare and acceptability of health services, and how manipulating these can result in actual or intended behaviour change. This workshop will introduce health beliefs and discuss the psychological models that underpin the translation of belief into behaviour. The session is interactive, with participants defining health beliefs and their impact on behaviour. Participants will be invited to critique the models and apply their chosen model to a health indication of their choice.

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Background  Cervical cancer screening research has predominantly focused on one type of participation, namely compliance with medical recommendations, and has largely ignored other types of participation. While there is some research that has taken a different approach, findings in this research area are not well integrated under a theoretical framework.

Objective  The aim of this study is to show how consideration of a broader definition of participation and better integration of the theoretical conceptualization of participation in cervical cancer screening are both possible and desirable to enable a better understanding of women’s experiences of cervical cancer screening specifically and to improve women’s health generally.

Main Conclusion 
It is suggested that alternative types of participation in cervical cancer screening warrant further investigation and that a social identity theoretical approach offers one way of integrating such conceptualizations of participation. The paper also argues for more explicit consideration of the role of social processes and of the variables, such as power, social identity and relational justice, which are involved in participation in cervical cancer screening.

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Evidence and health policy discussions to date have largely focused on the relationship between those generating research evidence and policy decision-makers and how improving this relationship will increase research use in policy development. All too often policy makers are perceived as the problem, not understanding or seeing the importance of research evidence. Policy makers do have a responsibility to source and use available evidence, as do researchers to the sharp and meaningful production and syntheses of policy relevant research evidence. This takes more than improved communication mechanisms between individual researcher and policy makers. Evidence-informed policy making is a science in its own right requiring the development and application of methods that conceptualise, synthesise and exchange research evidence. Policy organisations need to develop as receptor sites for research and its application to day-to-day decision-making, this is a significant program of work if it is to be done well and affect the evidence culture of organisations.

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Background:  An audit performed in the use of non-irradiated femoral head bone graft at the Geelong Hospital over a 10-year period. While it is thought the non-irradiated bone graft provides a better structural construct there is theoretical increased risk of infection transmission.

Methods:  We performed a retrospective review of prospectively collected data in the use of non-irradiated bone allograft used from the Geelong Hospital Douglas Hosking Research Institute bone bank over a 10-year period. The review was performed using data collected from the bone bank and correlating it with the patient’s medical record. All complications, including infections, related to the use of the allograft were recorded.

Results:  We found that over the 10 years to 2004 that 811 femoral heads were donated, with 555 being used over 362 procedures in 316 patients. We identified a total of nine deep infections, of which seven were in joint replacements. Overall this was a 2.5% deep infection rate, which was lowered to 1.4% if the previously infected joints that were operated on were excluded.

Conclusion:  The use of non-irradiated femoral head bone graft was safe in a regional setting.

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Background Depression often coexists with myocardial infarction (MI) and has been found to impede recovery through reduced functioning in key areas of life such as work. In an era of improved survival rates and extended working lives, we review whether depression remains a predictor of poorer work outcomes following MI by systematically reviewing literature from the past 15 years.

Methods Articles were identified using medical, health, occupational and social science databases, including PubMed, OVID, Medline, Proquest, CINAHL plus, CCOHS, SCOPUS, Web of Knowledge, and the following pre-determined criteria were applied: (i) collection of depression measures (as distinct from 'psychological distress') and work status at baseline, (ii) examination and statistical analysis of predictors of work outcomes, (iii) inclusion of cohorts with patients exhibiting symptoms consistent with Acute Coronary Syndrome (ACS), (iv) follow-up of work-specific and depression specific outcomes at minimum 6 months, (v) published in English over the past 15 years. Results from included articles were then evaluated for quality and analysed by comparing effect size.

Results Of the 12 articles meeting criteria, depression significantly predicted reduced likelihood of return to work (RTW) in the majority of studies (n = 7). Further, there was a trend suggesting that increased depression severity was associated with poorer RTW outcomes 6 to 12 months after a cardiac event. Other common significant predictors of RTW were age and patient perceptions of their illness and work performance.

Conclusion Depression is a predictor of work resumption post-MI. As work is a major component of Quality of Life (QOL), this finding has clinical, social, public health and economic implications in the modern era. Targeted depression interventions could facilitate RTW post-MI.

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Background: Chronic diseases and impairments are prevalent among older Americans. However, prevalence data for Alaska Native (AN) elders are limited, with estimates usually extrapolated from national studies in which AN elders may not be well-represented. The aim of this study was to describe the prevalence of selected chronic diseases, impairments, and measured medical risk factors among a large community sample of AN elders.

Methods: Design, setting, and participants. A community-based cross-sectional study of baseline information from 656 AN elders aged 55 years or over who participated in the Alaska Education and Research Towards Health (EARTH) Study, March 2004 to August 2006. Measurements. Self-reported lifetime prevalence of 17 doctor-diagnosed chronic diseases, and point prevalence of vision, hearing, oral, and general health impairment were estimated from data collected using audio computer-assisted self-administered questionnaires. In addition, height, weight, blood pressure, fasting blood lipids, and fasting blood glucose levels were measured.

Results: The four most prevalent chronic diseases among AN elders were high blood pressure (55%), arthritis (49%), high cholesterol (42%), and adult bone fracture/break (35%). The median number of chronic diseases reported was three (inter-quartile range, 2 to 5). The prevalence of self-reported vision impairment was 15%, hearing impairment 18%, and having had all natural teeth removed 25%. Almost 50% were obese. High blood pressure (systolic ≥ 140 mm Hg and/or diastolic ≥ 90 mm Hg) was measured in 23%, high low density lipoprotein (LDL) cholesterol (≥ 130 mg/dL) in 39%, and high fasting plasma glucose (> 125 mg/dL) in 9%. Obesity was more prevalent among women than men. There were also significant regional differences in rates of obesity and high LDL cholesterol.

Conclusion: These data may be useful in public health programs and health services planning.

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Purpose – Previous studies suggest that the presence of medical evidence is rare in child sexual assault (CSA) cases, and if present at all, such evidence is unlikely to identify a specific assailant. This study aims to examine the role medical evidence plays in criminal cases of CSA. Specifically, the prevalence of medical evidence in CSA cases, its impact on decisions to prosecute CSA cases, as well as its effect on conviction rates are examined.

Design/methodology/approach –
A systematic literature review was conducted on the impact of medical evidence in criminal child sexual abuse (CSA) cases.

Findings – The results of the review suggest medical evidence increases the likelihood of prosecution; however the impact of medical evidence on conviction rate is equivocal.

Research limitations/implications – The implications of these findings for legal and psychological practice, government policy and future areas for academic research are discussed.

Originality/value –
To the authors' knowledge, no other review has systematically examined the role of medical evidence on the prosecution and conviction of CSA cases.

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In recent years, influenced by the pervasive power of technology, standards and mandates, Australian hospitals have begun exploring digital forms of keeping this record. The main rationale is the ease of accessing different data sources at the same time by varied staff members. The initial step in this transition was implementation of scanned medical record systems, which converts the paper based records to digitised form, which required process flow redesign and changes to existing modes of work. For maximising the benefits of scanning implementation and to better prepare for the changes, Austin Hospital in the State of Victoria commissioned this research focused on elective admissions area. This structured case study redesigned existing processes that constituted the flow of external patient forms and recommended a set of best practices at the same time highlighting the significance of user participation in maximising the potential benefits anticipated. In the absence of published academic studies focused on Victorian hospitals, this study has become a conduit for other departments in the hospital as well as other hospitals in the incursion.

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Work-related characteristics representative of the ethos for medical specialists have been relatively unexplored, particularly compared to the array of research on primary care physicians. Analyses of 4,166 specialists, from the first wave of the Medicine in Australia: Balancing Employment and Life (MABEL) study, revealed that specialists have a choice between either challenging work in the public sector or straightforward yet well-paid work in the private sector. Despite more challenging conditions, health and intent to leave were not key issues for specialists in the public sector, with specialists in private rooms more likely to leave the profession despite more positive work conditions. This result may be due to the public sector ethos suggested in other studies. Ultimately this study provides evidence that suggests differences in the ethos between medical specialists in the public and private sectors.

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Deakin University graduate entry medical students come from a varied knowledge base with regard to information research.

Assessment for the learning outcomes of information literacy modules will help to determine effective development of information searching skills for future clinical practice, teaching effectiveness, and identification of skills requiring additional support.

Assessment aims to provide encouragement to engage with the content being taught.