Publications by authors named "Newall N"

Improved surgical skill is generally associated with improved patient outcomes, although assessment is subjective, labour intensive, and requires domain-specific expertise. Automated data-driven metrics can alleviate these difficulties, as demonstrated by existing machine learning instrument tracking models. However, these models are tested on limited datasets of laparoscopic surgery, with a focus on isolated tasks and robotic surgery.

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Background: Preventing and addressing social isolation and loneliness among older adults is important because of the known associations with negative health outcomes. The Canadian Coalition for Seniors' Mental Health (CCSMH) took on the task of creating clinical guidelines.

Method: A multidisciplinary working group was established.

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Article Synopsis
  • The study focused on developing a new risk tolerance tool to improve the surgical consent process, addressing the challenges faced by surgeons in understanding patients' values during busy clinical settings.
  • Patients expressed general satisfaction with the current consent process, but highlighted issues like it being impersonal and rushed, indicating a need for more individualized approaches.
  • The risk tool identified six key areas of risk and showed high patient acceptability, suggesting it could enhance the surgical consent experience by better reflecting individual patient concerns and preferences.*
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Background: Superior surgical skill improves surgical outcomes in endoscopic pituitary adenoma surgery. Video-based coaching programs, pioneered in professional sports, have shown promise in surgical training. In this study, we developed and assessed a video-based coaching program using artificial intelligence (AI) assistance.

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Background: The introduction of the electronic health record (EHR) has improved the collection and storage of patient information, enhancing clinical communication and academic research. However, EHRs are limited by data quality and the time-consuming task of manual data extraction. This study aimed to use process mapping to help identify critical data entry points within the clinical pathway for patients with vestibular schwannoma (VS) ideal for structured data entry and automated data collection to improve patient care and research.

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Article Synopsis
  • The Expanded Endoscopic Endonasal Approach offers a minimally invasive way for neurosurgeons to access the skull base through the nostril, but current tools limit movement and control.
  • Researchers developed a handheld robotic system with detachable tools that improve flexibility and comfort for surgeons, featuring a joystick-like controller.
  • Experiments showed that the new robotic instruments enhance surgical dexterity and strength, proving to be feasible for clinical applications compared to traditional neurosurgical tools.
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Purpose: Accessible patient information sources are vital in educating patients about the benefits and risks of spinal surgery, which is crucial for obtaining informed consent. We aim to assess the effectiveness of a natural language processing (NLP) pipeline in recognizing surgical procedures from clinic letters and linking this with educational resources.

Methods: Retrospective examination of letters from patients seeking surgery for degenerative spinal disease at a single neurosurgical center.

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Objective: Develop a process map of when patients learn about their proposed surgery and what resources patients use to educate themselves.

Design: A mixed methods design, combining semistructured stakeholder interviews, quantitative validation using electronic healthcare records (EHR) in a retrospective cohort and a cross-sectional patient survey.

Setting: A single surgical centre in the UK.

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Introduction: Group A streptococcus (GAS) infections, such as pharyngitis and impetigo, can lead to rheumatic fever and rheumatic heart disease (RHD). Australian Aboriginal and Torres Strait Islander populations experience high rates of RHD and GAS skin infection, yet rates of GAS pharyngitis are unclear. Anecdotally, clinical presentations of pharyngitis, including tonsillar hypertrophy and sore throat, are uncommon.

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We investigated the association between pre-COVID-19 memory function and (a) receipt of a COVID-19 test and (b) incidence of COVID-19 using the COVID-19 Questionnaire Study (CQS) of the Canadian Longitudinal Study on Aging (CLSA). The CQS included 28,565 middle-aged and older adults. We regressed receipt of a COVID-19 test on participants' immediate and delayed recall memory scores and re-ran the regression models with COVID-19 incidence as the outcome.

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Article Synopsis
  • The study evaluates the UpSurgeOn Transsphenoidal (TNS) Box as a training tool for endoscopic endonasal transsphenoidal surgery, aiming to help neurosurgeons improve their skills before actual clinical practice.
  • Participants included novice, intermediate, and expert neurosurgeons who performed a specific procedure using the TNS model; their skills were then assessed for effectiveness and realism through validated scoring systems and questionnaires.
  • Results showed significant differences in performance between novices and experienced surgeons, indicating the TNS model is effective for teaching, although suggestions for improvement included adding more realistic anatomical features to better simulate challenges of actual surgery.
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Introduction: Obesity is an important public health concern, and large studies of rural-urban differences in prevalence of obesity are lacking. Our purpose is to compare body mass index (BMI) and obesity in Canada using an expanded definition of rurality.

Methods: A cross-sectional analysis of self-reported BMI across diverse communities of Canadians aged 45-85 years was conducted using data from the Canadian Longitudinal Study on Aging (CLSA), a national sample representative of community-dwelling residents.

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Public health and media discourses have often portrayed older adults as a vulnerable group during the COVID-19 pandemic. Yet, some emerging research is showing that older adults are faring better in terms of their mental health when compared to their younger counterparts. Understanding older adults' mental well-being during the pandemic requires in-depth exploration of the different place-based resources and systems around them.

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Objectives: Previous studies on depression in rural areas have yielded conflicting results. Features of rural areas may be conducive or detrimental to mental health. Our objective for this study was to determine if there are rural-urban disparities in depressive symptoms between those living in rural and urban areas of Canada.

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Introduction: Understanding rural-urban differences, and understanding levels of life satisfaction in rural populations, is important in planning social and healthcare services for rural populations. The objectives of this study were to determine patterns of life satisfaction in Canadian rural populations aged 45-85 years, to determine rural-urban differences in life satisfaction across a rural-urban continuum after accounting for potential confounding factors and to determine if related social and health factors of life satisfaction differ in rural and urban populations.

Methods: A secondary analysis was conducted using data from an ongoing population-based cohort study, the Canadian Longitudinal Study on Aging.

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Background And Objectives: Based on the World Health Organization Age-Friendly Cities and Communities (AFCC) framework, the government of Manitoba, Canada, launched a province-wide age-friendly initiative in 2008. The objective of this study was to explore the sustainability of the AFCC initiative more than a decade later. The study was guided by conceptualizations of sustainability as multidimensional and dynamic, composed of 4 aspects (continued capacity, institutionalization, continued benefits, and development/adaptation), and an ecologic perspective that highlights the importance of contextual influences, and their change over time, on AFCC activities.

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Background: The increasing shift toward a more generalized medical undergraduate curriculum has led to limited exposure to subspecialties, including neurosurgery. The lack of standardized teaching may result in insufficient coverage of core learning outcomes. Social media (SoMe) in medical education are becoming an increasingly accepted and popular way for students to meet learning objectives outside formal medical school teaching.

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Purpose: To document the prevalence of functional impairment in middle-aged and older adults from rural regions and to determine urban-rural differences.

Methods: We have conducted a secondary analysis using data from an ongoing population-based cohort study, the Canadian Longitudinal Study on Aging (CLSA). We used a cross-sectional sample from the baseline wave of the "tracking cohort.

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Objective: The objective is to determine the use of health-care services (physician visits, emergency department use and hospitalisations) in rural areas and examine differences in four geographic areas on a rural to urban spectrum.

Methods: We conducted a secondary analysis of cross-sectional data from a population-based prospective cohort study, the Canadian Longitudinal Study on Aging (CLSA). Participants included community-dwelling adults aged 45-85 years old from the tracking cohort of the CLSA (n = 21,241).

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Older adults have been described as a vulnerable group in the current context of the COVID-19 pandemic. In Canada, where this study took place, older adults have been encouraged to self-isolate while the rest of the population has been cautioned against in-person contact with them. Prior to COVID-19, social isolation and loneliness among older adults was considered a serious public health concern.

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Background: Traumatic brain injury (TBI) constitutes a major health and socioeconomic problem worldwide. It represents the greatest contribution to death and disability among all trauma-related injuries globally. TBIs are a leading cause of death and disability in Nepal, despite improvements in safety regulations and implementation of strict drunk driving laws.

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Background: Although a large body of research has focused on social isolation and loneliness, few studies have examined social isolation and loneliness together. The objectives of this study were to examine: 1) the relationship between four groups derived from combining social isolation and loneliness (socially isolated and lonely; only socially isolated; only lonely; neither socially isolated nor lonely) and the desire for more social participation, and social support; and 2) the relationship between the four groups and psychological distress.

Methods: The study was based on the Comprehensive Cohort of the Canadian Longitudinal Study on Aging.

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Background: Benzathine benzylpenicillin G (BPG) is recommended as secondary prophylaxis to prevent recurrence of acute rheumatic fever and subsequent rheumatic heart disease (RHD). Following intramuscular injection, BPG is hydrolysed to benzylpenicillin. Little is known of the pharmacokinetics of benzylpenicillin following BPG in populations at risk of RHD.

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A neurosurgical unit was established in Aberdeen Royal Infirmary (ARI) in 1948 with the appointment of Martin Nichols as its first full-time neurosurgeon. Despite there being no formal neurosurgical ward or specialist dedicated to neurosurgery in ARI prior to this, a number of neurosurgical procedures were undertaken between 1920 and 1940. From 1923 to 1932, the procedures were predominantly cranial and were performed by general surgeons.

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Background: A large body of research shows that social isolation and loneliness have detrimental health consequences. Identifying individuals at risk of social isolation or loneliness is, therefore, important. The objective of this study was to examine personal (e.

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