745 research outputs found

    The response to patient deterioration in the UK National Health Service - A survey of acute hospital policies.

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    BACKGROUND: The assessment of acute-illness severity in adult non-pregnant patients in the United Kingdom is based on early warning score (EWS) values that determine the urgency and nature of the response to patient deterioration. This study aimed to describe, and identify variations in, the expected clinical response outlined in 'deteriorating patient' policies/guidelines in acute NHS hospitals. METHODS: A copy of the local 'deteriorating patient' policy/guideline was requested from 152 hospitals. Each was analysed against pre-determined areas of interest, e.g., minimum expected vital sign observations frequency, expected response and expected staff response times. RESULTS: In the 55 responding hospitals (36.2%), the documented structure and process of the response to deterioration varied considerably. All hospitals used a 12-hourly minimum vital signs measurement frequency. Thereafter, for a low-risk patient, the minimum frequency varied from '6-12 hourly' to 'hourly'. Frequencies were higher for higher risk categories. Expected escalation responses were highly individualised between hospitals. Other than repeat observations, only nine (16.4%) documents described specific clinical actions for ward staff to consider/perform whilst awaiting responding personnel. Maximum permitted response times for medium-risk and high-risk patients varied widely, even when based on the same EWS. Only 33/55 documents (60%) gave clear instructions regarding who to contact 'out of hours'. CONCLUSIONS: The 'deteriorating patient' policies of the hospitals studied varied in their contents and often omitted precise instructions for staff. We recommend that individual hospitals review these documents, and that research and/or consensus are used to develop a national algorithm regarding the response to patient deterioration

    Patient perceptions and understanding of pressure ulcer risk in the community: Empirical Research Qualitative

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    Aims To explore patient perceptions and understanding of their pressure ulcer risk and how information is communicated between a nurse and patient in the home setting. Design A pragmatic qualitative research design including community-dwelling patients, who were deemed at risk of developing a pressure ulcer. Methods Observation of routine interactions between nurse and patient regarding their pressure ulcer risk and semi-structured interviews with 15 community patients following the nursing interaction. Results Four key overarching themes emerged from the data analysis that were related to patient perceptions and understanding of pressure ulcer risk. These included Pressure Ulcer Awareness, Importance of Repositioning, Healthy Eating and Risk Interpretation. Conclusion Patient perception and understanding of pressure ulcer risk is different from the scientific, professional view. Patient risk perception was based on heuristics and wider personal factors and social influences. Impact The study provides important new insights into clinical practice in relation to how pressure ulcer advice and information are provided and interpreted in the community setting. Reporting Method Adhered to the Standards for Reporting Qualitative Research (SRQR) Patient or Public Contribution A small selection of patients within the NHS Trust in which the research was conducted contributed to the design of the study, in particular some of the interview questions and timing

    Molecular characterization of Cyclophilin B genes and promoter sequences in wheat and rice

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    - Poor adherence to medication is one of the most important determinants in the treatment of patients with chronic disorders.- e-Health-based interventions may be able to improve treatment adherence.- This article gives an overview of the available e-Health interventions and the extent to which they can improve adherence.- We searched in the PubMed, Cinahl, PsycInfo, and Embase databases for e-Health interventions that aimed at improving adherence to treatment.- Of the 16 included studies, 15 used a website and one used an app.- Ten studies showed a significant improvement in treatment adherence by using the intervention.- e-Health interventions were generally complex.- Simple interventions were the most successful in improving treatment adherence

    Another step toward DNA selective targeting: NiII and CuII complexes of a Schiff base ligand able to bind gene promoter G-quadruplexes

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    DNA G-rich sequences are able to form four-stranded structures organized in stacked guanine tetrads. These structures, called G-quadruplexes, were found to have an important role in the regulation of oncogenes expression and became, for such a reason, appealing targets for anticancer drugs. Aiming at finding selective G-quadruplex binders, we have designed, synthesized and characterized a new water soluble Salen-like Schiff base ligand and its NiII and CuII metal complexes. UV-Vis, circular dichroism and FRET measurements indicated that the nickel complex can stabilize oncogene promoter G-quadruplexes with high selectivity, presenting no interactions with duplex DNA at all. The same compound exhibited dose-dependent cytotoxic activity in MCF-7 breast cancer cells when combined with lipofectamine as lipophilic carrier

    Economic evaluations in medical technological innovations a mapping review of methodologies

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    RATIONALE: Economic evaluations play an important role in the development and implementation of healthcare innovations. For pharmaceutical products, the methodologies used are laid down in guidelines, whereas for medical technologies the guidelines are not as strenuous. The aim of this review was therefore to analyze what types of methodologies are used in economic evaluations of medical technologies. METHODS: We performed a mapping review to identify economic evaluations for medical technologies. We decided to limit our search to one year (2022) and included cost utility and cost effectiveness analyses in which health technologies were evaluated. For each included study we identified the main methodological characteristics. RESULTS: A total of 364 papers were included in the analysis, 268 (74%) contained cost-utility analyses and 91 (25%) cost-effectiveness analyses. A model was used in 236 (64%) analyses, 117 analyses were trial based evaluations. Probabilistic sensitivity analyses and/or bootstrapping was performed in 266 (73%) analyses. Deterministic sensitivity analyses were used in 306 (84%). Time horizon and perspective were underreported in 15-25% of the included studies. CONCLUSIONS: This review shows the wide range of methodologies used in economic evaluations as well as the extent and rigor in which these methodologies are used. Many of the included papers did no use or did not sufficiently report the use of appropriate standard methods. This may lead to research waste, a delay in successful implementation of valuable innovations and in the end may delay improvement patient outcomes
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