Publications by authors named "HOLDEN M"

Importance: Fracture-related infection (FRI) is a serious complication following fracture fixation surgery. Current treatment of FRIs entails debridement and 6 weeks of intravenous (IV) antibiotics. Lab data and retrospective clinical studies support use of oral antibiotics, which are less expensive and may have fewer complications than IV antibiotics.

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Objectives: A major characteristic of health anxiety is the tendency to attribute benign bodily sensations to serious illnesses. This has been supported by empirical research in non-clinical samples, and samples of individuals diagnosed with Hypochondriasis. However, no study to date has explored symptom attribution styles of individuals with the DSM-5 diagnosis of Illness Anxiety Disorder.

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Objectives: To explore physiotherapists' experiences and perceived acceptability of delivering a bracing intervention for knee osteoarthritis (OA) in the 'PROvision of braces for Patients with knee OA' (PROP OA) randomised controlled trial.

Method: Semi-structured telephone interviews with consenting physiotherapists who received the PROP OA training programme and delivered the knee bracing intervention (advice, information and exercise instruction plus knee brace matched to patients' clinical and radiographic presentation and with adherence support). Interviews were recorded and transcribed verbatim.

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Objectives: We aimed to assess the effects of risk-based travel restrictions on (1) international travel frequency, (2) SARS-CoV-2 case importation risk, (3) national SARS-CoV-2 incidence and (4) importation of SARS-CoV-2 variants into Scotland.

Design: Population-based surveillance study.

Setting: The study utilises SARS-CoV-2 community testing from February 2021 to May 2022 in Scotland, UK and spans the introduction of the UK's 'traffic light system' policy in May 2021.

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Background: Social isolation and loneliness are a growing public health concern. Inadequacies in neighbourhood social infrastructure can undermine social connectedness, particularly for youth, who are dependent on their local environments yet often marginalized from public spaces and city planning. Integrating citizen science with participatory action research, the Youth.

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Article Synopsis
  • The study highlights the serious threat of antibacterial resistance (ABR) in low-resource areas like East Africa, specifically focusing on multi-drug resistant urinary tract infections (MDR UTIs).
  • Researchers examined a variety of factors, including behavioral, environmental, socioeconomic, and demographic influences, that contribute to the risk of developing MDR UTIs among outpatients in Kenya, Tanzania, and Uganda.
  • Findings suggest that individuals at higher risk tend to have multiple social and environmental disadvantages, indicating that effective interventions should consider these intersecting factors rather than just focusing on antibiotic use alone.
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Molecularly imprinted polymers (MIPs) have been investigated extensively for broad applications in diagnostics, imaging and therapeutics due to their antibody-like specificity, high stability, and low-cost and rapid production when compared with biological antibodies. Yet, their wide-scale adoption and commercial viability are limited due to low yields and relatively lengthy preparations of current methods. We report the novel application of protein-functionalised magnetic nanoparticles (MNPs) to enable the rapid mass production of nanoMIPs for protein recognition.

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Density-dependent population dynamic models strongly influence many of the world's most important harvest policies. Nearly all classic models (e.g.

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Article Synopsis
  • Individual participant data (IPD) meta-analysis combines and analyzes original data from various studies to identify how treatment effects vary among individuals, often using a two-stage statistical modeling process.
  • A new two-stage multivariate approach addresses challenges with continuous outcomes by analyzing non-linear interactions and multiple time-points, accommodating missing outcome data effectively.
  • This method was illustrated in a study on exercise interventions for osteoarthritis, revealing non-linear relationships and improved precision when analyzing all time-points together.
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Background: Bacterial pneumonia is among the leading causes of morbidity and mortality worldwide. The extensive misuse and overuse of antibiotics observed during the Corona Virus Disease 2019 (COVID-19) pandemic may have changed the patterns of pathogens causing bacterial pneumonia and their antibiotic susceptibility profiles. This study was designed to establish the prevalence of culture-confirmed bacterial pneumonia and describe their antimicrobial susceptibility profile in adult patients who presented with signs and symptoms of lower respiratory tract infections (LRTIs) during the COVID-19 pandemic.

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Article Synopsis
  • The study aimed to evaluate and summarize knee bracing interventions from randomized controlled trials (RCTs) focused on knee osteoarthritis (OA).
  • A scoping review identified 31 RCTs with 47 different bracing types, highlighting variations in the type and use of braces, but poor reporting on brace adherence and contextual details.
  • The review concluded that the diversity of interventions, along with gaps in adherence focus and reporting, may be leading to inconsistent findings and recommendations regarding the effectiveness of knee bracing for OA.
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The state of Florida contains over 1000 freshwater springs, fed by groundwater that provides 90 % of the drinking water for inhabitants. Freshwater springs are regarded as some of the cleanest water sources left on Earth, but recent studies regarding the extreme pervasiveness of per- and polyfluoroalkyl substances (PFAS) across the globe have called into question whether PFAS have infiltrated these vital water sources. In this study, 90 water samples (43 vents/40 runs/plus 7 additional surface samples) from 50 freshwater Florida springs were analyzed for the presence of 29 PFAS via ultra-high-performance liquid chromatography-tandem mass spectrometry.

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Unlabelled: The presence of angioedema, or deep skin swelling, in addition to hives (wheals) in patients with chronic spontaneous urticaria (CSU) can complicate disease management. There is evidence that omalizumab is effective for patients with CSU with angioedema, but the time to a clinically meaningful response has not been assessed. This analysis examined data from the phase 3, randomized, double-blind ASTERIA I and ASTERIA II studies: patients with CSU with hives were grouped by presence (n = 216) or absence of angioedema (n = 265) at baseline.

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Background: Objective and standardized evaluation of surgical skills in robot-assisted surgery (RAS) holds critical importance for both surgical education and patient safety. This study introduces machine learning (ML) techniques using features derived from electroencephalogram (EEG) and eye-tracking data to identify surgical subtasks and classify skill levels.

Method: The efficacy of this approach was assessed using a comprehensive dataset encompassing nine distinct classes, each representing a unique combination of three surgical subtasks executed by surgeons while performing operations on pigs.

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Objective: To investigate whether duration of knee symptoms influenced the magnitude of the effect of exercise therapy compared to non-exercise control interventions on pain and physical function in people with knee osteoarthritis (OA).

Method: We undertook an individual participant data (IPD) meta-analysis utilising IPD stored within the OA Trial Bank from randomised controlled trials (RCTs) comparing exercise to non-exercise control interventions among people with knee OA. IPD from RCTs were analysed to determine the treatment effect by considering both study-level and individual-level covariates in the multilevel regression model.

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There has been a significant increase in the consumption of cannabis for both recreational and medicinal purposes in recent years, and its use can have long-term consequences on cognitive functions, including memory. Here, we review the immediate and long-term effects of cannabis and its derivatives on glutamatergic neurotransmission, with a focus on both the presynaptic and postsynaptic alterations. Several factors can influence cannabinoid-mediated changes in glutamatergic neurotransmission, including dosage, sex, age, and frequency of use.

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Objective: Explore the experiences of people with knee osteoarthritis (OA) who received a very low energy diet (VLED) and exercise program from a physiotherapist.

Methods: Mixed methods study involving questionnaires (n = 42) and semistructured interviews (n = 22) with randomized control trial participants with knee OA who had received a 6-month physiotherapist-delivered VLED weight loss and exercise intervention. Questionnaires measured participant satisfaction and perceptions about physiotherapist's skills/knowledge in delivery of the dietary intervention (measured on 5-7 point Likert scales).

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Background: Anxiety is common in those with chronic physical health conditions and can have significant impacts on both quality of life and physical health outcomes. Despite this, there are limited studies comprehensively investigating the prevalence of anxiety in respiratory and sleep medicine settings. This systematic review and meta-analysis aims to provide insight into the global prevalence of anxiety symptoms/disorders in respiratory and sleep medicine outpatients.

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We present a novel type of layer-by-layer (LbL) waterborne coating based on Nafion and amine-terminated graphene oxide (GO-NH) that inhibits the growth of and by more than 99% and this performance is not compromised upon extensive thermal annealing at 200 °C. Quartz crystal microbalance (QCM) sensorgrams allow the real time monitoring of the build-up of the LbL assemblies, a process that relies on the strong electrostatic interactions between Nafion (pH = 2.7, = -54.

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Objective: Chronic spontaneous urticaria (CSU) is a debilitating inflammatory skin condition, often impacting quality of life. International guidelines recommend omalizumab, an anti-immunoglobulin E antibody, for second-line treatment. Our objective was to understand patient characteristics associated with prescription of omalizumab, and assess real-world outcomes in patients with CSU treated with omalizumab.

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Article Synopsis
  • Understanding cataract surgery skills is essential in ophthalmology training, but traditional assessment methods are labor-intensive and subjective.
  • Recent studies have explored machine learning, especially deep learning, to evaluate surgical skills using tool motion data, but the process is cumbersome.
  • This project presents a cost-effective deep learning model that analyzes raw surgical videos, achieving high accuracy in evaluating technical skills across various phases of cataract surgery without the need for extra equipment.
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Objectives: To determine if physiotherapists can deliver a clinically effective very low energy diet (VLED) supplementary to exercise in people with knee osteoarthritis (OA) and overweight or obesity.

Methods: 88 participants with knee OA and body mass index (BMI) >27 kg/m were randomised to either intervention (n=42: VLED including two daily meal replacement products supplementary to control) or control (n=46: exercise). Both interventions were delivered by unblinded physiotherapists via six videoconference sessions over 6 months.

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Mathematical and statistical models underlie many of the world's most important fisheries management decisions. Since the 19th century, difficulty calibrating and fitting such models has been used to justify the selection of simple, stationary, single-species models to aid tactical fisheries management decisions. Whereas these justifications are reasonable, it is imperative that we quantify the value of different levels of model complexity for supporting fisheries management, especially given a changing climate, where old methodologies may no longer perform as well as in the past.

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Introduction: Osteoarthritis is the commonest form of chronic joint pain, which patients often self-manage before seeking healthcare advice. Patients frequently seek advice from community pharmacies, and a recent policy has recommended integrating community pharmacies into long-term condition pathways. This study explored community pharmacy teams' (CPs) and other healthcare professionals' (HCPs) views on community pharmacies providing an extended role for osteoarthritis management, identifying potential barriers and facilitators to this.

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