10 research outputs found

    Hitting and missing targets by ambulance services for emergency calls: effects of different systems of performance measurement within the UK

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    Following devolution, differences developed between UK countries in systems of measuring performance against a common target that ambulance services ought to respond to 75% of calls for what may be immediately life threatening emergencies (category A calls) within 8 minutes. Only in England was this target integral to a ranking system of 'star rating', which inflicted reputational damage on services that failed to hit targets, and only in England has this target been met. In other countries, the target has been missed by such large margins that services would have been publicly reported as failing, if they had been covered by the English system of star ratings. The paper argues that this case-study adds to evidence from comparisons of different systems of hospital performance measurement that, to have an effect, these systems need to be designed to inflict reputational damage on those that have performed poorly; and it explores implications of this hypothesis. The paper also asks questions about the adequacy of systems of performance measurement of ambulance services in UK countries. Copyright Journal compilation (c) 2009 Royal Statistical Society.

    Hitting and missing targets by ambulance services for emergency calls: effects of different systems of performance measurement within the UK

    No full text
    Following devolution, differences developed between UK countries in systems of measuring performance against a common target that ambulance services ought to respond to 75% of calls for what may be immediately life threatening emergencies (category A calls) within 8 minutes. Only in England was this target integral to a ranking system of 'star rating', which inflicted reputational damage on services that failed to hit targets, and only in England has this target been met. In other countries, the target has been missed by such large margins that services would have been publicly reported as failing, if they had been covered by the English system of star ratings. The paper argues that this case-study adds to evidence from comparisons of different systems of hospital performance measurement that, to have an effect, these systems need to be designed to inflict reputational damage on those that have performed poorly; and it explores implications of this hypothesis. The paper also asks questions about the adequacy of systems of performance measurement of ambulance services in UK countries. Copyright Journal compilation (c) 2009 Royal Statistical Society.

    Hitting and missing targets by ambulance services for emergency calls: effects of different systems of performance measurement within the UK

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    Following devolution, differences developed between UK countries in systems of measuring performance against a common target that ambulance services ought to respond to 75% of calls for what may be immediately life threatening emergencies (category A calls) within 8 minutes. Only in England was this target integral to a ranking system of ‘star rating’, which inflicted reputational damage on services that failed to hit targets, and only in England has this target been met. In other countries, the target has been missed by such large margins that services would have been publicly reported as failing, if they had been covered by the English system of star ratings. The paper argues that this case-study adds to evidence from comparisons of different systems of hospital performance measurement that, to have an effect, these systems need to be designed to inflict reputational damage on those that have performed poorly; and it explores implications of this hypothesis. The paper also asks questions about the adequacy of systems of performance measurement of ambulance services in UK countries

    Folate augmentation of treatment - Evaluation for depression (FolATED): randomised trial and economic evaluation

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    Background Folate deficiency is associated with depression. Despite the biological plausibility of a causal link, the evidence that adding folate enhances antidepressant treatment is weak. Objectives (1) Estimate the clinical effectiveness and cost-effectiveness of folic acid as adjunct to antidepressant medication (ADM). (2) Explore whether baseline folate and homocysteine predict response to treatment. (3) Investigate whether response to treatment depends on genetic polymorphisms related to folate metabolism. Design FolATED (Folate Augmentation of Treatment – Evaluation for Depression) was a double-blind and placebo-controlled, but otherwise pragmatic, randomised trial including cost–utility analysis. To yield 80% power of detecting standardised difference on the Beck Depression Inventory version 2 (BDI-II) of 0.3 between groups (a ‘small’ effect), FolATED trialists sought to analyse 358 participants. To allow for an estimated loss of 21% of participants over three time points, we planned to randomise 453. Settings Clinical – Three centres in Wales – North East Wales, North West Wales and Swansea. Trial management – North Wales Organisation for Randomised Trials in Health in Bangor University. Biochemical analysis – University Hospital of Wales, Cardiff. Genetic analysis – University of Liverpool. Participants Four hundred and seventy-five adult patients presenting to primary or secondary care with confirmed moderate to severe depression for which they were taking or about to start ADM, and able to consent and complete assessments, but not (1) folate deficient, vitamin B12 deficient, or taking folic acid or anticonvulsants; (2) misusing drugs or alcohol, or suffering from psychosis, bipolar disorder, malignancy or other unstable or terminal illness; (3) (planning to become) pregnant; or (4) participating in other clinical research. Interventions Once a day for 12 weeks experimental participants added 5 mg of folic acid to their ADM, and control participants added an indistinguishable placebo. All participants followed pragmatic management plans initiated by a trial psychiatrist and maintained by their general medical practitioners. Main outcome measures Assessed at baseline, and 4, 12 and 25 weeks thereafter, and analysed by ‘area under curve’ (main); by analysis of covariance at each time point (secondary); and by multi-level repeated measures (sensitivity analysis): Mental health – BDI-II (primary), Clinical Global Impression (CGI), Montgomery–Åsberg Depression Rating Scale (MADRS), UKU side effects scale, and Mini International Neuropsychiatric Interview (MINI) suicidality subscale; General health – UK 12-item Short Form Health Survey (SF-12), European Quality of Life scale – 5 Dimensions (EQ-5D); Biochemistry – serum folate, B12, homocysteine; Adherence – Morisky Questionnaire; Economics – resource use. Results Folic acid did not significantly improve any of these measures. For example it gained a mean of just 2.9 quality-adjusted life-days [95% confidence interval (CI) from –12.7 to 7.0 days] and saved a mean of just £48 (95% CI from –£292 to £389). In contrast it significantly reduced mental health scores on the SF-12 by 3.0% (95% CI from –5.2% to –0.8%). Conclusions The FolATED trial generated no evidence that folic acid was clinically effective or cost-effective in augmenting ADM. This negative finding is consistent with improving understanding of the one-carbon folate pathway suggesting that methylfolate is a better candidate for augmenting ADM. Hence the findings of FolATED undermine treatment guidelines that advocate folic acid for treating depression, and suggest future trials of methylfolate to augment ADM. Trial registration Current Controlled Trials ISRCTN37558856. Funding This project was funded by the NIHR Health Technology Assessment programme and will be published in full in Health Technology Assessment; Vol. 18, No. 48. See the HTA programme website for further project information

    Folate Augmentation of Treatment – Evaluation for Depression (FolATED): randomised trial and economic evaluation

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