Publications by authors named "Laura Walton"

One and a half million cardiac surgeries are completed worldwide each year where undertreated postoperative pain increases the risk of patient morbidity and mortality. Patient-centered pain management is recommended to improve patient outcomes but there is insufficient information regarding how the patient views their role. The objective of this study is to explore cardiac surgery patients' perspectives on their role in postoperative pain management.

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To assess the use and acceptability of real-world evidence (RWE) in lung and hematologic cancer appraisals. A review of appraisals published by National Institute for Health and Care Excellence (NICE) in the UK was conducted. A total of 20 case studies employing RWE were identified and compared across five additional health technology assessment agencies: Scottish Medicines Consortium (SMC) (Scotland), CADTH (Canada), INESSS (Quebec), HAS (France) and IQWiG (Germany).

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Background: Post-operative pain is a major factor in surgical recovery. There is evidence that pain remains undermanaged. Complications related to the undermanagement of acute pain can increase length of stay and contribute to readmission and the development of chronic pain.

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Article Synopsis
  • Second-generation ALK inhibitors, alectinib and brigatinib, are effective front-line treatments for ALK-positive non-small cell lung cancer, but there are no direct comparisons between the two.
  • The study aimed to compare overall survival (OS) rates for brigatinib versus alectinib using indirect treatment comparisons (ITCs) from two clinical trials, ALEX and ALTA-1L.
  • Results showed that OS rates for both drugs were comparable, regardless of the analysis method, suggesting no significant difference in survival between the two treatments for patients new to ALK inhibitors.
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To conduct an indirect treatment comparison (ITC) of the relative efficacy of brigatinib and alectinib for progression-free survival in people with tyrosine kinase inhibitor (TKI)-naive -positive non-small-cell lung cancer (NSCLC). Final aggregate and patient-level data from the ALTA-1L trial comparing brigatinib to crizotinib and published aggregate data from ALEX (comparing alectinib to crizotinib) were contrasted using Bucher ITC and matching-adjusted indirect comparisons (MAICs). No statistically significant differences were identified between brigatinib and alectinib in reducing the risk of disease progression overall and in patients with baseline central nervous system metastases.

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Mental health is especially important as women transition into parenthood. The COVID-19 pandemic has necessitated the rapid reconfiguration of maternity services, including perinatal mental healthcare, as offered by Specialist Perinatal Mental Health Midwives, in NHS Trusts in the United Kingdom. This article represents work undertaken in rapid response to the COVID-19 pandemic and aims to document the findings from March 2020 up until May 2021 in literature published on perinatal mental health through the pandemic, as well as to engage in a knowledge mapping exercise across five NHS Trusts in London.

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Purpose: Yoga is increasingly accepted to improve overall health and wellness and is considered a meaningful adjunct treatment for mental and physical health ailments associated with interpersonal violence (IV). This review provides background information about the use of yoga among individuals with IV histories and aims to inform researchers and practitioners about the available evidence on yoga's application and effectiveness.

Methods: Using six databases, we systematically reviewed empirical literature examining yoga among IV survivors.

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Panic arising from physical or psychological stress is a common issue in reported incidents and accidents in scuba diving. Due to its effect on perception, thinking and diver behavior, the panic reaction is often a significant factor in the generation or escalation of problems, potentially leading to injuries and fatalities. The instinctive behaviors associated with panic are incompatible with the constraints of scuba diving (e.

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Whether performed as a primary procedure or used to augment and support osseous reconstruction, tendon transfers are a key skill for the foot and ankle surgeon. Understanding the biomechanics preoperative and postoperatively is essential in performing appropriate procedures and in supporting patients through the rehabilitation process. Often the complexity of tendon transfer surgery is lost because it is deemed a soft tissue procedure and in theory should be less complex than osseous procedures.

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Purpose Of Review: Withdrawal of life-sustaining medical treatment (LSMT) is under scrutiny as next-of-kin challenge medical decision-making in the courts and established end-of-life pathways are withdrawn in the face of public criticism. With persistent lobbying for medically assisted dying as the other side of the coin, and professional advice that doctors distance themselves from this activity, the fine line between defensible palliative care and hastening a death needs to be unambiguously defined, particularly with additional confounders such as transplantation initiatives.

Recent Findings: The medical literature in this domain is dominated by ethical debate on euthanasia and medically assisted dying rather than defensibility within intensive care at the point of withdrawal of LSMT.

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This article challenges the use of hyperoxia in the perioperative period. It describes the biochemical and physiologic basis for both the direct and indirect adverse effects of oxygen. The reasons for using hyperoxia in the perioperative period are critically evaluated, and the evidence and guidelines for oxygen use in common acute medical conditions are reviewed.

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Background: Although management techniques have been proposed to accelerate gastrointestinal recovery after elective bowel resection (BR), most data are derived from single-institution experience. This study assessed the current state of perioperative care for elective BRs and the effect of pathway components on length of stay.

Methods: A web-based survey was conducted among surgeons regarding their last elective BR.

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Objective: To determine the effect of serotonin transporter polymorphism promoter region (5-HTTPLR) genotypic variation (low, intermediate, and high expression groups) on response to escitalopram treatment of children and adolescents with autism spectrum disorders (ASDs).

Method: The study used a forced titration, open label design, with genotype blind until study completion. Participants were children and adolescents aged 4-17 years of age with a confirmed ASD (autistic disorder, Asperger's disorder, or pervasive developmental disorder, not otherwise specified).

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The ability of certain plants, invertebrates, and microorganisms to survive almost complete loss of water has long been recognized, but the molecular mechanisms of this phenomenon remain to be defined. One phylogenetically widespread adaptation is the presence of abundant, highly hydrophilic proteins in desiccation-tolerant organisms. The best characterized of these polypeptides are the late embryogenesis abundant (LEA) proteins, first described in plant seeds >20 years ago but recently identified in invertebrates and bacteria.

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Background: This pilot study examined the effectiveness of memantine hydrochloride in improving cognitive functioning and behavioral symptoms in children with pervasive developmental disorders (PDDs).

Method: Subjects aged 3-12 years inclusive were enrolled in this 8-week, open-label study. Expressive and receptive language, nonverbal IQ, and nonverbal memory measures were administered at baseline and after 8 weeks of treatment with 0.

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The biosynthetic pathway to 4-methoxy-2,2'-bipyrrole-5-carboxaldehyde (MBC), a key intermediate in the biosynthesis of prodiginine antibiotics in Streptomyces coelicolor, has been elucidated using a combination of gene replacements and feeding experiments with chemically synthesised MBC and a synthetic analogue of a pathway intermediate.

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Studies in anhydrobiotic plants have defined many genes which are upregulated during desiccation, but comparable studies in invertebrates are at an early stage. To develop a better understanding of invertebrate anhydrobiosis, we have begun to characterise dehydration-inducible genes and their proteins in anhydrobiotic nematodes and bdelloid rotifers; this review emphasises recent findings with a hydrophilic nematode protein. Initial work with the fungivorous nematode Aphelenchus avenae led to the identification of two genes, both of which were markedly induced on slow drying (90-98% relative humidity, 24 hr) and also by osmotic stress, but not by heat or cold or oxidative stresses.

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Several polyketide secondary metabolites are shown by feeding experiments to incorporate glycerol-derived 3-carbon starter units, 2-carbon extender units, or 3-carbon branches into their hydrocarbon chains. In recent years, genetic studies have begun to elucidate the mechanisms by which this occurs. In this article we review the incorporation of glycerol-derived precursors into polyketides and propose new mechanisms for the incorporation processes.

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Objective: To assess the effect of escitalopram in the treatment of pervasive developmental disorders (PDDs).

Method: This 10-week study had a forced titration, open-label design. Twenty-eight subjects (mean age 125.

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LEA (late embryogenesis abundant) proteins in both plants and animals are associated with tolerance to water stress resulting from desiccation and cold shock. However, although various functions of LEA proteins have been proposed, their precise role has not been defined. Recent bioinformatics studies suggest that LEA proteins might behave as molecular chaperones, and the current study was undertaken to test this hypothesis.

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More than half of women who smoke in the USA continue to do so while pregnant. While socioeconomic and demographic factors that distinguish pregnancy quitters from persistent smokers have been identified, less is known about behavioral factors that are associated with persistent smoking. Because smoking during pregnancy is not only an individual, but also a maternal behavior, it may have different behavioral correlates than women's smoking has in general.

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