Publications by authors named "Martina Brown"

Background: In patients with out-of-hospital cardiac arrest, the effectiveness of drugs such as epinephrine is highly time-dependent. An intraosseous route of drug administration may enable more rapid drug administration than an intravenous route; however, its effect on clinical outcomes is uncertain.

Methods: We conducted a multicenter, open-label, randomized trial across 11 emergency medical systems in the United Kingdom that involved adults in cardiac arrest for whom vascular access for drug administration was needed.

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Aim: We aimed to achieve consensus among NHS and community stakeholders to identify and prioritise innovations in Community First Responder (CFR) schemes.

Methods: We conducted a mixed-methods study, adopting a modified nominal group technique with participants from ambulance services, CFR schemes and community stakeholders. The 1-day consensus workshop consisted of four sessions: introduction of innovations derived from primary research; round-robin discussions to generate new ideas; discussion and ranking of innovations; feedback of ranking, re-ranking and concluding statements.

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Introduction: Dementia is a common co-morbidity in older people who require urgent or emergency ambulance attendance and influences clinical decisions and care pathways. Following an initial audit of dementia data and consultation with staff, a specific section (tab) to record dementia was introduced on an ambulance service electronic patient record (ePR). This includes a dementia diagnosis button and a free-text section.

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Background: The COVID-19 pandemic placed significant demand on the NHS, including ambulance services, but it is unclear how this affected ambulance service staff and paramedics in other clinical settings (e.g. urgent and primary care, armed services, prisons).

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Article Synopsis
  • The study aimed to assess the feasibility of a large-scale trial in UK ambulance services to determine the optimal defibrillation shock energy for patients experiencing out-of-hospital cardiac arrests.
  • Conducted in southern England, the study randomized 38 patients into three different shock energy groups using Zoll X series defibrillators, focusing on recruitment rates and treatment adherence.
  • Results showed that while most patient data was complete, challenges emerged in tracking defibrillation data and achieving higher recruitment rates, highlighting the potential for this trial despite the logistical issues identified.
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Aims: The PARAMEDIC-3 trial evaluates the clinical and cost-effectiveness of an intraosseous first strategy, compared with an intravenous first strategy, for drug administration in adults who have sustained an out-of-hospital cardiac arrest.

Methods: PARAMEDIC-3 is a pragmatic, allocation concealed, open-label, multi-centre, superiority randomised controlled trial. It will recruit 15,000 patients across English and Welsh ambulance services.

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Despite low out of hospital cardiac arrest (OOHCA) survival rates within the UK, animal studies hint at improved cerebral blood flow via a bundled neuroprotective CPR approach. The CABARET study introduces three key devices: the Head Up Position (HUP), Active Compression/Decompression (ACD) CPR, and the Impedance Threshold Device (ITD). A survey involving 27 UK pre-hospital critical care services indicated none are using these interventions widely, either alone or bundled.

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Article Synopsis
  • The study examines the changing use of intraosseous versus intravenous drug administration during out-of-hospital cardiac arrests in England from 2015 to 2020.
  • Data from 75,343 adult patients showed that intraosseous access significantly increased from 22.8% in 2015 to 42.5% in 2020, with a consistent rise in odds each month.
  • The findings suggest a shift towards intraosseous access, indicating a need for further research through randomized controlled trials to determine the effectiveness of these different drug delivery methods during cardiac arrest.
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Background: Accurate assessment of COVID-19 severity in the community is essential for patient care and requires COVID-19-specific risk prediction scores adequately validated in a community setting. Following a qualitative phase to identify signs, symptoms, and risk factors, we aimed to develop and validate two COVID-19-specific risk prediction scores. Remote COVID-19 Assessment in Primary Care-General Practice score (RECAP-GP; without peripheral oxygen saturation [SpO]) and RECAP-oxygen saturation score (RECAP-O2; with SpO).

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Background: Multiple sclerosis (MS) has a varied and uncertain trajectory. The recent development of analytical processing tools that draw on large longitudinal patient databases facilitates personalised long-term prognosis estimates. This has the potential to improve both shared treatment decision-making and psychological adjustment.

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