118 research outputs found

    The effects on clinical trial activity of direct funding and taxation policy interventions made by government: A systematic review

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    Context Governments have attempted to increase clinical trial activity in their jurisdictions using a range of methods including targeted direct funding and industry tax rebates. The effectiveness of the different approaches employed is unclear. Objective To systematically review the effects of direct government financing interventions by allowing companies to reduce their tax payable on clinical trial activity. Data sources Pub Med, Scopus, Sage, ProQuest, Google Scholar and Google were searched up to the 11th of April 2022. In addition, the reference lists of all potentially eligible documents were hand searched to identify additional reports. Following feedback from co-authors, information on a small number of additional interventions were specifically sought out and included. Data extraction Summary information about potentially eligible reports were reviewed independently by two researchers, followed by extraction of data into a structured spreadsheet for eligible studies. The primary outcomes of interest were the number of clinical trials and the expenditure on clinical trials but data about other evaluations were also collected. Results There were 1694 potentially eligible reports that were reviewed. Full text assessments were done for 304, and 30 reports that provided data on 43 interventions were included- 29 that deployed targeted direct funding and 14 that provided tax rebates or exemptions. There were data describing effects on a primary outcome for 25/41 of the interventions. The most common types of interventions were direct funding to researchers via special granting mechanisms and tax offsets to companies and research organisations. All 25 of the studies for which data were available reported a positive impact on numbers and/or expenditure on clinical trials though the robustness of evaluations was limited for many. Estimates of the magnitude of effects of interventions were reported inconsistently, varied substantially, and could not be synthesised quantitatively, though targeted direct funding interventions appeared to be associated with more immediate impact on clinical trial activity. Conclusion There is a high likelihood that governments can increase clinical trial activity with either direct or indirect fiscal mechanisms. Direct funding may provide a more immediate and tangible return on investment than tax rebates

    Polymeric surface coatings for use as leather finishes. Part-I. Studies on synthesis and characterisation of urethane acrylate oligomers

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    Synthesis and characterisation by NMR spectroscopy of oligomers derived from 2-hydroxy ethyl acrylate (HEA) and 2-hydroxy propyl methacrylate (HPMA) and 1,6- bexamethylene diisocyanate (HDI) are briefly discussed

    The effects of government policies targeting ethics and governance processes on clinical trial activity and expenditure: a systematic review

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    Governments have attempted to increase clinical trial activity in their jurisdictions using a range of methods including simplifying the ethics review and governance process of clinical trials. This study’s objective was to systematically review the effects of government actions targeting ethics reviews or governance processes on clinical trial activity. The data sources of Pub Med, Scopus, Sage, ProQuest, Google, Google Scholar and reference lists were all searched between 9/8/20 and 6/9/20. From these sources, 1455 potentially eligible reports were reviewed and full text assessments were done for 295. Thirty-eight reports provided data on 45 interventions—13 targeting ethics review and 32 targeting governance processes—were included. There were data describing effects on a primary or secondary outcome (the number of clinical trials or expenditure on clinical trials) for 39/45 of the interventions. 23/39 (59%) reported positive effects, meaning a greater number of trials and/or expenditure on clinical trials (6/11 ethics, 17/28 governance), 7/39 (18%) reported null effects (4/11 ethics, 3/28 governance) and 9/39 (23%) reported adverse effects (1/13 ethics, 8/28 governance). Positive effects were attributable to interventions that better defined the scope of review, placed clear expectations on timelines or sought to achieve mutual acceptance of ethics review outcomes. Adverse effects were mostly caused by governance interventions that unintentionally added an extra layer of bureaucracy or were developed without full consideration of the broader clinical trial approval system. Governments have an opportunity to enhance clinical trial activity with interventions targeting ethics reviews and governance processes but must be aware that some interventions can have an adverse impact

    Exploring Women's Retirement Literature through Bibliometric Analysis Using VOSviewer

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    This paper aims to analyse the issue of women’s retirement (WR) literature through bibliometric analysis using VOSviewer, a programme for the visualisation of similarities (VOS). Publications focusing on women’s retirement were compiled from the Scopus database, with a total of 393 items spanning the years 1965 to 2021. The most prolific nations for retirement literature are the United States, United Kingdom, and Sweden, which reflects the affiliation analysis that correlates highly with published papers within specific institutions in those three countries. The issues were discussed within the context of social sciences, economics, econometrics, and finance, as well as psychology. This suggests an interlinking of women’s retirement with social and financial issues that might contribute towards psychological challenges for women. The most cited keywords, among others, are ‘retirement’, ‘women’ and ‘pension’, with thematic clusters being linked to ‘ageing’ and ‘health’. These could be linked to health problems that emerge because of ageing, and thus might be linked to the retirement wellbeing of women. The findings of this paper shed light on several implications that can be used as a guideline for researchers and act as a foundation before embarking on the emerging knowledge areas of women’s retirement

    Electrical manipulation of spin states in a single electrostatically gated transition-metal complex

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    We demonstrate an electrically controlled high-spin (S=5/2) to low-spin (S=1/2) transition in a three-terminal device incorporating a single Mn2+ ion coordinated by two terpyridine ligands. By adjusting the gate-voltage we reduce the terpyridine moiety and thereby strengthen the ligand-field on the Mn-atom. Adding a single electron thus stabilizes the low-spin configuration and the corresponding sequential tunnelling current is suppressed by spin-blockade. From low-temperature inelastic cotunneling spectroscopy, we infer the magnetic excitation spectrum of the molecule and uncover also a strongly gate-dependent singlet-triplet splitting on the low-spin side. The measured bias-spectroscopy is shown to be consistent with an exact diagonalization of the Mn-complex, and an interpretation of the data is given in terms of a simplified effective model.Comment: Will appear soon in Nanoletter

    Trends for Readmission and Mortality After Heart Failure Hospitalisation in Malaysia, 2007 to 2016

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    BACKGROUND AND OBJECTIVES: Data on population-level outcomes after heart failure (HF) hospitalisation in Asia is sparse. This study aimed to estimate readmission and mortality after hospitalisation among HF patients and examine temporal variation by sex and ethnicity. METHODS: Data for 105,399 patients who had incident HF hospitalisations from 2007 to 2016 were identified from a national discharge database and linked to death registration records. The outcomes assessed here were 30-day readmission, in-hospital, 30-day and one-year all-cause mortality. RESULTS: Eighteen percent of patients (n = 16786) were readmitted within 30 days. Mortality rates were 5.3% (95% confidence interval (CI) 5.1–5.4%), 11.2% (11.0–11.4%) and 33.1% (32.9–33.4%) for in-hospital, 30-day and 1-year mortality after the index admission. Age, sex and ethnicity-adjusted 30-day readmissions increased by 2% per calendar year while in-hospital and 30-day mortality declined by 7% and 4% per year respectively. One-year mortality rates remained constant during the study period. Men were at higher risk of 30-day readmission (adjusted rate ratio (RR) 1.16, 1.13–1.20) and one-year mortality (RR 1.17, 1.15–1.19) than women. Ethnic differences in outcomes were evident. Readmission rates were equally high in Chinese and Indians relative to Malays whereas Others, which mainly comprised Indigenous groups, fared worst for in-hospital and 30-day mortality with RR 1.84 (1.64–2.07) and 1.3 (1.21–1.41) relative to Malays. CONCLUSIONS: Short-term survival was improving across sex and ethnic groups but prognosis at one year after incident HF hospitalisation remained poor. The steady increase in 30-day readmission rates deserves further investigation

    Associations of gestational glycemia and prepregnancy adiposity with offspring growth and adiposity in an Asian population

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    10.3945/ajcn.115.117614American Journal of Clinical Nutrition10251104-1112GUSTO (Growing up towards Healthy Outcomes

    Insights into the ceria-catalyzed ketonization reaction for biofuels applications

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    The ketonization of small organic acids is a valuable reaction for biorenewable applications. Ceria has long been used as a catalyst for this reaction; however, under both liquid and vapor phase conditions, it was found that given the right temperature regime of about 150-300 °C, cerium oxide, which was previously believed to be a stable catalyst for ketonization, can undergo bulk transformations. This result, along with other literature reports, suggest that the long held belief of two separate reaction pathways for either bulk or surface ketonization reactions are not required to explain the interaction of cerium oxide with organic acids. X-ray photon spectroscopy, scanning electron microscopy, and temperature programmed decomposition results supported the formation of metal acetates and explained the occurrence of cerium reduction as well as the formation of cerium oxide/acetate whiskers. After thermogravimetry/mass spectrometry and FT-IR experiments, a single reaction sequence is proposed that can be applied to either surface or bulk reactions with ceria
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