23 results on '"Shaver N"'
Search Results
2. Structural validity of a brief scale adapted to measure adolescent spiritual health.
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Shaver, N, Michaelson, V, Whitehead, R, Pickett, W, Brooks, F, Inchley, J, HBSC Spiritual Health Writing Group, Shaver, N, Michaelson, V, Whitehead, R, Pickett, W, Brooks, F, Inchley, J, and HBSC Spiritual Health Writing Group
- Abstract
Spiritual health is established as an important protective health asset in child populations. Measurement and assessment of this elusive concept are, however, challenging. Brief and age-appropriate instruments are required for surveys and related population health research. One longstanding model describing child spirituality suggests that scales and measures consider four standard domains describing connections to self, others, nature, and the transcendent. In this validation study, we tested the structural validity and internal consistency of a brief, literacy-level appropriate instrument for adolescents that was based on prior adaptations of this model. The 2018 cross-national study population included 47,180 children aged 11-15 years from 9 countries. Based upon theory, factor pattern matrices, and Scree plots, the exploratory factor analysis best supported the four-factor model, with items organized according to the original four domains. Internal consistency of the items was acceptable (alpha>.7) to good (alpha>.8) within domains, again within each of the 9 countries. The confirmatory factor analysis again supported the four-factor model (by country, SRMR: 0.020 to 0.042; and AGFI and NFI fit: >0.98). Model fit indices for the four-factor model were improved compared with its unidimensional version. Moving forward, our analysis establishes the structural validity and internal consistency of this adapted brief spiritual health instrument to be used in surveys of adolescents.
- Published
- 2020
3. THE MULTIPLICATIVE REASONING OF A HIGH SCHOOL SENIOR.
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Shaver, N. F. and Dejarnette, A. F.
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REASONING ,MATHEMATICS teachers ,MATHEMATICS students ,MATHEMATICS education ,HIGH school students - Published
- 2021
4. Use of transition-metal oxide films to study ion-beam profiles
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Shaver, N
- Published
- 1978
5. A Review of Evidence Related to the Zoonotic Characteristics of the Monkeypox Virus.
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Abdullah K, Hussain J, Chan E, Tingley K, Ly V, Weese JS, Shaver N, Bennett A, and Brouwers M
- Abstract
The 2022 monkeypox virus (MPXV) outbreaks spurred global public health concern. In response, we undertook a living systematic review of its zoonotic characteristics, including potential reservoirs and susceptible species, transmissibility, and clinical presentation in nonhuman species. Electronic database searches yielded 148 eligible records published between 2000 and 2022. Primary reservoirs remain unidentified, with natural isolation identified in 2 species, the sooty mangabey monkey and rope squirrel. Transmission primarily occurs from animals to humans, but evidence of reverse zoonosis has emerged. Data on clinical infection and manifestations are sparse, with evidence of potentially susceptible species drawn primarily from experimental studies. Only 10% of articles were appropriate for quality assessment and most of these were rated as critically low. Overall, while evidence regarding MPXV exists, the quality of data are extremely poor, resulting in significant uncertainty regarding MPXV's zoonotic traits. High-quality empirical research to understand the impact of MPXV on animal and human populations is warranted., Competing Interests: Potential conflicts of interest. The authors report no conflicts of interest., (© The Author(s) 2024. Published by Oxford University Press on behalf of Infectious Diseases Society of America.)
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- 2024
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6. How firearm legislation impacts firearm mortality internationally: A scoping review.
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Greenberg B, Bennett A, Naveed A, Petrut R, Wang SM, Vyas N, Bachari A, Khan S, Sue TC, Dryburgh N, Almoli F, Skidmore B, Shaver N, Bui EC, Brouwers M, Moher D, Little J, Maggi J, and Ahmed N
- Abstract
Background: The literature on gun violence is broad and variable, describing multiple legislation types and outcomes in observational studies. Our objective was to document the extent and nature of evidence on the impact of firearm legislation on mortality from firearm violence., Methods: A scoping review was conducted under PRISMA-ScR guidance. A comprehensive peer-reviewed search strategy was executed in several electronic databases from inception to March 2024. Grey literature was searched for unpublished sources. Data were extracted on study design, country, population, type of legislation, and overall study conclusions on legislation impact on mortality from suicide, homicide, femicide, and domestic violence. Critical appraisal for a sample of articles with the same study design (ecological studies) was conducted for quality assessment., Findings: 5057 titles and abstracts and 651 full-text articles were reviewed. Following full-text review and grey literature search, 202 articles satisfied our eligibility criteria. Federal legislation was identified from all included countries, while state-specific laws were only reported in studies from the U.S. Numerous legislative approaches were identified including preventative, prohibitive, and more tailored strategies focused on identifying high risk individuals. Law types had various effects on rates of firearm homicide, suicide, and femicide. Lack of robust design, uneven implementation, and poor evaluation of legislation may contribute to these differences., Interpretation: We found that national, restrictive laws reduce population-level firearm mortality. These findings can inform policy makers, public health researchers, and governments when designing and implementing legislation to reduce injury and death from firearms., Funding: Funding is provided by the Strategy for Patient-Oriented Research (SPOR) Evidence Alliance and in part by St. Michael's Hospital, University of Toronto., Scoping Review Registration: Open Science Framework (OSF): https://osf.io/sf38n., Competing Interests: The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (© 2024 The Author(s).)
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- 2024
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7. Effectiveness of smoking cessation interventions among adults: an overview of systematic reviews.
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Hersi M, Beck A, Hamel C, Esmaeilisaraji L, Pussegoda K, Austin B, Ahmadzai N, Pratt M, Thuku M, Yazdi F, Bennett A, Shaver N, Vyas N, Skidmore B, Hutton B, Manuel D, Morrow M, Pakhale S, Presseau J, Shea BJ, Little J, Moher D, and Stevens A
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- Humans, Adult, Bupropion therapeutic use, Quinolizines therapeutic use, Alkaloids therapeutic use, Tobacco Use Cessation Devices, Quality of Life, Azocines therapeutic use, Smoking Cessation Agents therapeutic use, Quinolizidine Alkaloids, Smoking Cessation methods, Systematic Reviews as Topic, Varenicline therapeutic use
- Abstract
Background: This overview of reviews aims to identify evidence on the benefits (i.e. tobacco use abstinence and reduction in smoking frequency) and harms (i.e. possible adverse events/outcomes) of smoking cessation interventions among adults aged 18 years and older., Methods: We searched Medline, Embase, PsycINFO, Cochrane Database of Systematic Reviews, Database of Abstracts of Reviews of Effects, the CADTH Health Technology Assessment Database and several other websites for grey literature. Searches were conducted on November 12, 2018, updated on September 24, 2020, with publication years 2008 to 2020. Two reviewers independently performed title-abstract and full-text screening considering pre-determined inclusion criteria. Data extraction and quality assessments were initially completed by two reviewers independently (i.e. 73% of included studies (n = 22)) using A Measurement Tool to Assess Systematic Reviews-2 (AMSTAR 2), and the remainder done by one reviewer and verified by another due to resources and feasibility. The application of Grading of Recommendations Assessment, Development and Evaluation (GRADE) was performed by one independent reviewer and verified by another., Results: A total of 22 Cochrane systematic reviews evaluating the impact of smoking cessation interventions on outcomes such as tobacco use abstinence, reduction in smoking frequency, quality of life and possible adverse events were included. Pharmaceutical (i.e. varenicline, cytisine, nicotine replacement therapy (NRT), bupropion) and behavioural interventions (i.e. physician advice, non-tailored print-based self-help materials, stage-based individual counselling, etc.) showed to have increased smoking cessation; whereas, data for mobile phone-based interventions including text messaging, hypnotherapy, acupuncture, continuous auricular stimulation, laser therapy, electrostimulation, acupressure, St John's wort, S-adenosyl-L-methionine (SAMe), interactive voice response systems and other combination treatments were unclear. Considering harms related to smoking cessation interventions, small/mild harms (i.e. increased palpitations, chest pain, nausea, insomnia, headache) were observed following NRT, varenicline and cytisine use. There were no data on harms related to behavioural therapies (i.e. individual or group counselling self-help materials, internet interventions), combination therapies or other therapies (i.e. laser therapy, electrostimulation, acupressure, St John's wort, SAMe)., Conclusion: Results suggest that pharmacological and behavioural interventions may help the general smoking population quit smoking with observed small/mild harms following NRT or varenicline. Consequently, evidence regarding ideal intervention strategies and the long-term impact of these interventions for preventing smoking was unclear., Systematic Review Registration: PROSPERO CRD42018099691., (© 2024. The Author(s).)
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- 2024
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8. Effectiveness of e-cigarettes as a stop smoking intervention in adults: a systematic review.
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Vyas N, Bennett A, Hamel C, Beck A, Thuku M, Hersi M, Shaver N, Skidmore B, Hutton B, Manuel D, Morrow M, Pakhale S, Presseau J, Shea BJ, Little J, Moher D, and Stevens A
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- Adult, Humans, Nicotine adverse effects, Nicotine administration & dosage, Vaping adverse effects, Electronic Nicotine Delivery Systems, Smoking Cessation methods
- Abstract
Background: This systematic review aims to identify the benefits and harms of electronic cigarettes (e-cigarettes) as a smoking cessation aid in adults (aged ≥ 18 years) and to inform the development of the Canadian Task Force on Preventive Health Care's (CTFPHC) clinical practice guidelines on e-cigarettes., Methods: We searched Ovid MEDLINE®, Ovid MEDLINE® Epub Ahead of Print, In-Process & Other Non-Indexed Citations, PsycINFO, Embase Classic + Embase, and the Cochrane Library on Wiley. Searches were conducted from January 2016 to July 2019 and updated on 24 September 2020 and 25 January 2024. Two reviewers independently performed title-abstract and full-text screening according to the pre-determined inclusion criteria. Data extraction, quality assessments, and the application of Grading of Recommendations Assessment, Development and Evaluation (GRADE) were performed by one independent reviewer and verified by another., Results: We identified 18 studies on 17 randomized controlled trials that compared e-cigarettes with nicotine to e-cigarettes without nicotine and e-cigarettes (with or without nicotine) to other interventions (i.e., no intervention, waitlist, standard/usual care, quit advice, or behavioral support). Considering the benefits of e-cigarettes in terms of smoking abstinence and smoking frequency reduction, 14 studies showed small or moderate benefits of e-cigarettes with or without nicotine compared to other interventions; although, with low, very low or moderate evidence certainty. With a focus on e-cigarettes with nicotine specifically, 12 studies showed benefits in terms of smoking abstinence when compared with usual care or non-nicotine e-cigarettes. In terms of harms following nicotine or non-nicotine e-cigarette use, 15 studies reported mild adverse events with little to no difference between groups and low to very low evidence certainty., Conclusion: The evidence synthesis on the e-cigarette's effectiveness shows data surrounding benefits having low to moderate evidence certainty for some comparisons and very low certainty for others, indicating that e-cigarettes may or probably increase smoking cessation, whereas, for harms, there is low to very low evidence certainty. Since the duration for outcome measurement varied among different studies, it may not be long-term enough for Adverse Events (AEs) to emerge, and there is a need for more research to understand the long-term benefits and potential harms of e-cigarettes., Systematic Review Registration: PROSPERO CRD42018099692., (© 2024. The Author(s).)
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- 2024
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9. SARS-CoV-2 transmission risk for common group activities and settings: a living scoping review.
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Vyas N, Bennett A, Shaver N, Beck A, Zitiktye G, Whelan B, O'Regan R, Conway A, Skidmore B, Moher D, and Little J
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- Humans, Ireland epidemiology, Risk Assessment, Risk Factors, Workplace, COVID-19 transmission, COVID-19 prevention & control, COVID-19 epidemiology, SARS-CoV-2
- Abstract
Background: While the modes of transmission of severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) are well studied, the risk of transmission in various group settings or activities is less clear. This living scoping review aims to summarize the risk factors of coronavirus disease 2019 (COVID-19) spread in common group activities (e.g. social gatherings) or settings (e.g. schools, hospitals, shared workplaces) to understand the drivers of transmission and to inform a risk assessment profile tool for use of rapid antigen detection tests., Methods: We systematically searched electronic databases, MEDLINE and Embase, from January 2019 until February 2022. We included studies that evaluated the risk of SARS-CoV-2 transmission in activities and settings, deemed strategically important to government departments in Ireland, provided by the Department of Health (Ireland) Expert Advisory Group on Rapid Testing., Results: After screening 14 052 records, data from 139 studies were narratively synthesized. The risk was consistently reported as 'high' for large social events (e.g. weddings) and indoor sports, working in healthcare settings and shared workplaces, working/living in residential settings and travelling via public transportation. Most studies were from healthcare settings, with common risk factors including close contact with COVID-19 cases, working in high-risk departments and inappropriate use of personal protective equipment. For other settings and activities, lack of infection prevention and control practices reportedly contributed to infection transmission., Conclusion: The heterogeneity across studies and lack of direct information on dominant variants, preventive measures, vaccination coverage necessitates further research on transmission risk within group activities to inform infection prevention and control measures., (© The Author(s) 2023. Published by Oxford University Press on behalf of the European Public Health Association.)
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- 2024
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10. Screening for depression in children and adolescents in primary care or non-mental health settings: a systematic review update.
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Beck A, Dryburgh N, Bennett A, Shaver N, Esmaeilisaraji L, Skidmore B, Patten S, Bragg H, Colman I, Goldfield GS, Nicholls SG, Pajer K, Meeder R, Vasa P, Shea BJ, Brouwers M, Little J, and Moher D
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- Adolescent, Child, Humans, Primary Health Care, Research Design, Depression diagnosis, Depression prevention & control, Depressive Disorder, Major diagnosis
- Abstract
Background: The transition from childhood to adolescence is associated with an increase in rates of some psychiatric disorders, including major depressive disorder, a debilitating mood disorder. The aim of this systematic review is to update the evidence on the benefits and harms of screening for depression in primary care and non-mental health clinic settings among children and adolescents., Methods: This review is an update of a previous systematic review, for which the last search was conducted in 2017. We searched Ovid MEDLINE® ALL, Embase Classic+Embase, PsycINFO, Cochrane Central Register of Controlled Trials, and CINAHL on November 4, 2019, and updated on February 19, 2021. If no randomized controlled trials were found, we planned to conduct an additional search for non-randomized trials with a comparator group. For non-randomized trials, we applied a non-randomized controlled trial filter and searched the same databases except for Cochrane Central Register of Controlled Trials from January 2015 to February 2021. We also conducted a targeted search of the gray literature for unpublished documents. Title and abstract, and full-text screening were completed independently by pairs of reviewers., Results: In this review update, we were unable to find any randomized controlled studies that satisfied our eligibility criteria and evaluated the potential benefits and harms of screening for depression in children and adolescents. Additionally, a search for non-randomized trials yielded no studies that met the inclusion criteria., Conclusions: The findings of this review indicate a lack of available evidence regarding the potential benefits and harms of screening for depression in children and adolescents. This absence of evidence emphasizes the necessity for well-conducted clinical trials to evaluate the effectiveness of depression screening among children and adolescents in primary care and non-mental health clinic settings., Systematic Review Registration: PROSPERO CRD42020150373 ., (© 2024. The Author(s).)
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- 2024
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11. Screening for hypertension in adults: protocol for evidence reviews to inform a Canadian Task Force on Preventive Health Care guideline update.
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Shaver N, Beck A, Bennett A, Wilson BJ, Garritty C, Subnath M, Grad R, Persaud N, Thériault G, Flemming J, Thombs BD, LeBlanc J, Kaczorowski J, Liu P, Clark CE, Traversy G, Graham E, Feber J, Leenen FHH, Premji K, Pap R, Skidmore B, Brouwers M, Moher D, and Little J
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- Adult, Humans, Prospective Studies, Retrospective Studies, Canada, Systematic Reviews as Topic, Meta-Analysis as Topic, Hypertension diagnosis, Hypertension prevention & control
- Abstract
Purpose: To inform updated recommendations by the Canadian Task Force on Preventive Health Care on screening in a primary care setting for hypertension in adults aged 18 years and older. This protocol outlines the scope and methods for a series of systematic reviews and one overview of reviews., Methods: To evaluate the benefits and harms of screening for hypertension, the Task Force will rely on the relevant key questions from the 2021 United States Preventive Services Task Force systematic review. In addition, a series of reviews will be conducted to identify, appraise, and synthesize the evidence on (1) the association of blood pressure measurement methods and future cardiovascular (CVD)-related outcomes, (2) thresholds for discussions of treatment initiation, and (3) patient acceptability of hypertension screening methods. For the review of blood pressure measurement methods and future CVD-related outcomes, we will perform a de novo review and search MEDLINE, Embase, CENTRAL, and APA PsycInfo for randomized controlled trials, prospective or retrospective cohort studies, nested case-control studies, and within-arm analyses of intervention studies. For the thresholds for discussions of treatment initiation review, we will perform an overview of reviews and update results from a relevant 2019 UK NICE review. We will search MEDLINE, Embase, APA PsycInfo, and Epistemonikos for systematic reviews. For the acceptability review, we will perform a de novo systematic review and search MEDLINE, Embase, and APA PsycInfo for randomized controlled trials, controlled clinical trials, and observational studies with comparison groups. Websites of relevant organizations, gray literature sources, and the reference lists of included studies and reviews will be hand-searched. Title and abstract screening will be completed by two independent reviewers. Full-text screening, data extraction, risk-of-bias assessment, and GRADE (Grading of Recommendations Assessment, Development and Evaluation) will be completed independently by two reviewers. Results from included studies will be synthesized narratively and pooled via meta-analysis when appropriate. The GRADE approach will be used to assess the certainty of evidence for outcomes., Discussion: The results of the evidence reviews will be used to inform Canadian recommendations on screening for hypertension in adults aged 18 years and older., Systematic Review Registration: This protocol is registered on PROSPERO and is available on the Open Science Framework (osf.io/8w4tz)., (© 2023. The Author(s).)
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- 2024
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12. Performance of different rapid antigen testing strategies for SARS-CoV-2: A living rapid review.
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Shaver N, Bennett A, Beck A, Vyas N, Zitiktye G, Lam E, Whelan B, O'Regan R, Conway A, Skidmore B, Moher D, and Little J
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Background: Rapid antigen detection tests (RADTs) for SARS-CoV-2 testing offer several advantages over molecular tests, but there is little evidence supporting an ideal testing algorithm. We aimed to examine the diagnostic test accuracy (DTA) and the effectiveness of different RADT SARS-CoV-2 testing strategies., Methods: Following PRISMA DTA guidance, we carried out a living rapid review and meta-analysis. Searches were conducted in Ovid MEDLINE® ALL, Embase and Cochrane CENTRAL electronic databases until February 2022. Results were visualized using forest plots and included in random-effects univariate meta-analyses, where eligible., Results: After screening 8010 records, 18 studies were included. Only one study provided data on incidence outcomes. Seventeen studies were DTA reports with direct comparisons of RADT strategies, using RT-PCR as the reference standard. Testing settings varied, corresponding to original SARS-CoV-2 or early variants. Strategies included differences in serial testing, the individual collecting swabs and swab sample locations. Overall, specificity remained high (>98%) across strategies. Although results were heterogeneous, the sensitivity for healthcare worker-collected samples was greater than for self-collected samples. Nasal samples had comparable sensitivity when compared to paired RADTs with nasopharyngeal samples, but sensitivity was much lower for saliva samples. The limited evidence for serial testing suggested higher sensitivity if RADTs were administered every 3 days compared to less frequent testing., Conclusions: Additional high-quality research is needed to confirm our findings; all studies were judged to be at risk of bias, with significant heterogeneity in sensitivity estimates. Evaluations of testing algorithms in real-world settings are recommended, especially for transmission and incidence outcomes., (© 2023 The Authors. European Journal of Clinical Investigation published by John Wiley & Sons Ltd on behalf of Stichting European Society for Clinical Investigation Journal Foundation.)
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- 2023
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13. Protocol for a living evidence synthesis on variants of concern and COVID-19 vaccine effectiveness.
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Shaver N, Katz M, Darko Asamoah G, Linkins LA, Abdelkader W, Beck A, Bennett A, Hughes SE, Smith M, Begin M, Coyle D, Piggott T, Kagina BM, Welch V, Colijn C, Earn DJD, El Emam K, Heffernan J, O'Brien SF, Wilson K, Collins E, Navarro T, Beyene J, Boutron I, Bowdish D, Cooper C, Costa A, Curran J, Griffith L, Hsu A, Grimshaw J, Langlois MA, Li X, Pham-Huy A, Raina P, Rubini M, Thabane L, Wang H, Xu L, Brouwers M, Horsley T, Lavis J, Iorio A, and Little J
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- Humans, COVID-19 Vaccines, SARS-CoV-2, Vaccine Efficacy, Bias, Meta-Analysis as Topic, COVID-19 prevention & control
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Background: It is evident that COVID-19 will remain a public health concern in the coming years, largely driven by variants of concern (VOC). It is critical to continuously monitor vaccine effectiveness as new variants emerge and new vaccines and/or boosters are developed. Systematic surveillance of the scientific evidence base is necessary to inform public health action and identify key uncertainties. Evidence syntheses may also be used to populate models to fill in research gaps and help to prepare for future public health crises. This protocol outlines the rationale and methods for a living evidence synthesis of the effectiveness of COVID-19 vaccines in reducing the morbidity and mortality associated with, and transmission of, VOC of SARS-CoV-2., Methods: Living evidence syntheses of vaccine effectiveness will be carried out over one year for (1) a range of potential outcomes in the index individual associated with VOC (pathogenesis); and (2) transmission of VOC. The literature search will be conducted up to May 2023. Observational and database-linkage primary studies will be included, as well as RCTs. Information sources include electronic databases (MEDLINE; Embase; Cochrane, L*OVE; the CNKI and Wangfang platforms), pre-print servers (medRxiv, BiorXiv), and online repositories of grey literature. Title and abstract and full-text screening will be performed by two reviewers using a liberal accelerated method. Data extraction and risk of bias assessment will be completed by one reviewer with verification of the assessment by a second reviewer. Results from included studies will be pooled via random effects meta-analysis when appropriate, or otherwise summarized narratively., Discussion: Evidence generated from our living evidence synthesis will be used to inform policy making, modelling, and prioritization of future research on the effectiveness of COVID-19 vaccines against VOC., Competing Interests: Declaration of Competing Interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Copyright © 2023 The Authors. Published by Elsevier Ltd.. All rights reserved.)
- Published
- 2023
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14. Health equity considerations in guideline development: a rapid scoping review.
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Shaver N, Bennett A, Beck A, Skidmore B, Traversy G, Brouwers M, Little J, Moher D, Moore A, and Persaud N
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- Humans, Canada, Checklist, Health Equity
- Abstract
Background: Systematic guidance for considering health equity in guidelines is lacking. This scoping review aims to synthesize current best practices for integrating health equity into guideline development and the benefits or drawbacks of these practices., Methods: We searched Ovid MEDLINE ALL and Embase Classic+Embase on the Ovid platform, CINAHL on EBSCO, and Web of Science (Core Collection) from 2010 to 2022. We searched grey literature from 2015 to 2022, using the Canadian Agency for Drugs and Technologies in Health Grey Matters checklist and searches of potentially relevant websites. Articles were screened independently by 1 reviewer. Proposed best practices, advantages and disadvantages, and tools were extracted independently by 1 reviewer and qualitatively synthesized based on the relevant steps of a comprehensive checklist covering the stages of guideline development., Results: We included 26 articles that proposed best practices for incorporating health equity within the guideline development process. These practices were organized under different stages of the development process, including guideline planning, evidence review, guideline development and dissemination. Included studies provided best practices from guideline producers, articles discussing health equity in current guidelines, articles addressing strategies to increase equity in the guideline implementation process, and literature reviews of promising health equity practices., Interpretation: Our scoping review identified best practices to incorporate health equity considerations at each phase of guideline development. Identified practices may be used to inform equity-promoting strategies with the guideline development process; however, guideline producers should carefully consider the advantages and disadvantages of best practices when integrating health equity., Competing Interests: Competing interests: Navindra Persaud reports grants from the Canadian Institutes of Health Research, Canada Research Chairs Program and the Ontario SPOR Support Unit. He is a member of the Canadian Task Force on Preventive Health Care (travel expenses paid for by the Public Health Agency of Canada), advisor to the pan-Canadian Advisory Panel on a Framework for a Prescription Drug List (no payment or compensation) and an associate editor for CMAJ. No other competing interests were declared., (© 2023 CMA Impact Inc. or its licensors.)
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- 2023
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15. Issues associated with possible implementation of Non-Invasive Prenatal Testing (NIPT) in first-tier screening: A rapid scoping review.
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Ghiasi M, Armour C, Walker M, Shaver N, Bennett A, and Little J
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- Pregnancy, Humans, Female, Pregnancy Trimester, First, Databases, Factual, Prenatal Diagnosis methods
- Abstract
In recent years, as the implementation and use of Non-Invasive Prenatal Testing (NIPT) have increased, the cost of the test has been decreasing. The cost of NIPT is expected to fall further in the upcoming years. As a result of the decreasing cost of NIPT, many jurisdictions may change their prenatal screening policies toward abandoning serum-based screening and instead, implement and support NIPT as the first-tier screening for all women. There are several concerns in replacing first-trimester screening with NIPT. In this scoping review, we aimed to map the existing knowledge about possible issues in the systematic implementation of NIPT as the primary method of first-tier screening and to assess if any jurisdiction has altered its policy and discontinued serum-based prenatal screening in exchange for NIPT. The Medline database (Ovid) and Google Scholar was searched and all the studies discussing, investigating, or reporting on the systematic implementation of NIPT as the primary method of first-tier screening were included. All the studies went through a two-stage screening process and included full-text articles were reviewed. We did not find any articles indicating a country or region that replaced traditional prenatal screening by NIPT. The included articles were charted, and the data about the possible issues in the systematic implementation of NIPT as the primary method of first-tier screening are summarized narratively and presented in tables in four categories. The findings of this scoping review may be informative for stakeholders and policymakers regarding recent changes in NIPT implementation policies around the world and may aid with developing policy for NIPT implementation with a broader perspective., (© 2022 John Wiley & Sons Ltd.)
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- 2023
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16. Access to Long-Term Care for Minority Populations: A Systematic Review.
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Scott MM, Mayhew A, Jeong A, Shaver N, Lapenskie J, Hsu AT, Tanjong-Ghogomu E, Tanuseputro P, Huang E, and Welch V
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- Humans, Qualitative Research, Long-Term Care
- Abstract
It has been shown that there is disparity in access to long-term care and other services for minority populations. This study assessed long-term care access among older individuals belonging to minority populations including visible, ethnocultural, linguistic, and sexual minorities. Barriers and facilitators influencing admission were identified and evaluated.A search for articles from 10 databases published between January 2000 and January 2021 was conducted. Included studies evaluated factors affecting minority populations' admission to long-term care, and non-residents' perceptions of future admission. This review was registered with PROSPERO: CRD42018038662. Sixty included quantitative and qualitative studies, ranging in quality from fair to excellent. Findings suggest minority status is associated with reduced admission to long-term care, controlling for confounding variables. Barriers identified include discordant language, fear of discrimination, lack of information, and family obligations. Findings suggest that minority populations experienced barriers accessing long-term care and had unmet cultural and language needs while receiving care in this setting.
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- 2022
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17. Screening for prostate cancer: protocol for updating multiple systematic reviews to inform a Canadian Task Force on Preventive Health Care guideline update.
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Bennett A, Beck A, Shaver N, Grad R, LeBlanc A, Limburg H, Gray C, Abou-Setta A, Klarenbach S, Persaud N, Thériault G, Thombs BD, Todd KJ, Bell N, Dahm P, Loblaw A, Del Giudice L, Yao X, Skidmore B, Rolland-Harris E, Brouwers M, Little J, and Moher D
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- Adult, Male, Humans, Quality of Life, Early Detection of Cancer methods, Canada, Systematic Reviews as Topic, Mass Screening methods, Review Literature as Topic, Prostate-Specific Antigen, Prostatic Neoplasms diagnosis, Prostatic Neoplasms therapy
- Abstract
Purpose: To inform updated recommendations by the Canadian Task Force on Preventive Health Care on screening for prostate cancer in adults aged 18 years and older in primary care. This protocol outlines the planned scope and methods for a series of systematic reviews., Methods: Updates of two systematic reviews and a de novo review will be conducted to synthesize the evidence on the benefits and harms of screening for prostate cancer with a prostate-specific antigen (PSA) and/or digital rectal examination (DRE) (with or without additional information) and patient values and preferences. Outcomes for the benefits of screening include reduced prostate cancer mortality, all-cause mortality, and incidence of metastatic prostate cancer. Outcomes for the harms of screening include false-positive screening tests, overdiagnosis, complications due to biopsy, and complications of treatment including incontinence (urinary or bowel), and erectile dysfunction. The quality of life or functioning (overall and disease-specific) and psychological effects outcomes are considered as a possible benefit or harm. Outcomes for the values and preferences review include quantitative or qualitative information regarding the choice to screen or intention to undergo screening. For the reviews on benefits or harms, we will search for randomized controlled trials, quasi-randomized, and controlled studies in MEDLINE, Embase, and the Cochrane Central Register of Controlled Trials. For the review on values and preferences, we will search for experimental or observational studies in MEDLINE, Embase, and PsycInfo. For all reviews, we will also search websites of relevant organizations, gray literature, and reference lists of included studies. Title and abstract screening, full-text review, data extraction, and risk of bias assessments will be completed independently by pairs of reviewers with any disagreements resolved by consensus or by consulting with a third reviewer. The GRADE (Grading of Recommendations Assessment, Development and Evaluation) approach will be used to assess the certainty of the evidence for each outcome., Discussion: The series of systematic reviews will be used by the Canadian Task Force on Preventive Health Care to update their 2014 guideline on screening for prostate cancer in adults aged 18 years and older. Systematic review registration This review has been registered with PROSPERO (CRD42022314407) and is available on the Open Science Framework (osf.io/dm32k)., (© 2022. The Author(s).)
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- 2022
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18. Interventions to address potentially inappropriate prescriptions and over-the-counter medication use among adults 65 years and older in primary care settings: protocol for a systematic review.
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Beck A, Persaud N, Tessier LA, Grad R, Kidd MR, Klarenbach S, Korownyk C, Moore A, Thombs BD, Mangin D, McCracken RK, McDonald EG, Sirois C, Kanji S, Molnar F, Nicholls SG, Thavorn K, Bennett A, Shaver N, Skidmore B, Mitchelmore BR, Avey M, Rolland-Harris E, Little J, and Moher D
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- Humans, Adult, Canada, Bias, Primary Health Care, Systematic Reviews as Topic, Inappropriate Prescribing prevention & control, Quality of Life
- Abstract
Purpose: To inform recommendations by the Canadian Task Force on Preventive Health Care on potentially inappropriate prescribing and over-the-counter (OTC) medication use among adults aged 65 years and older in primary care settings. This protocol outlines the planned scope and methods for a systematic review of the benefits and harms and acceptability of interventions to reduce potentially inappropriate prescriptions and OTC medication use., Methods: De novo systematic reviews will be conducted to synthesize the available evidence on (a) the benefits and harms of interventions to reduce potentially inappropriate prescriptions and OTC medications compared to no intervention, usual care, or non- or minimally active intervention among adults aged 65 years and older and (b) the acceptability of these interventions or attributes among patients. Outcomes of interest for the benefits and harms review are all-cause mortality, hospitalization, non-serious adverse drug reactions, quality of life, emergency department visits, injurious falls, medical visits, and the number of medications (and number of pills). Outcomes for the acceptability review are the preference for and relative importance of different interventions or their attributes. For the benefits and harms review, we will search MEDLINE, Embase, and Cochrane Central Register of Controlled Trials for randomized controlled trials. For the acceptability review, we will search MEDLINE, Embase, PsycInfo, Cochrane Central Register of Controlled Trials, and the NHS Economic Evaluation Database for experimental and observational studies with a comparator. Websites of relevant organizations, other grey literature sources, and reference lists of included studies and reviews will be searched. Title and abstract screening will be completed by two independent reviewers using the liberal accelerated approach. Full-text review, data extraction, risk of bias assessments, and GRADE (Grading of Recommendations Assessment, Development and Evaluation) will be completed independently by two reviewers, with any disagreements resolved by consensus or by consulting with a third reviewer. The GRADE approach will be used to assess the certainty of the evidence for outcomes., Discussion: The results of this systematic review will be used by the Canadian Task Force on Preventive Health Care to inform their recommendation on potentially inappropriate prescribing and OTC medication use among adults aged 65 years and older., Systematic Review Registration: PROSPERO (KQ1: CRD42022302313; KQ2: CRD42022302324); Open Science Framework ( https://osf.io/urj4b/ )., (© 2022. The Author(s).)
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- 2022
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19. Screening for depression among the general adult population and in women during pregnancy or the first-year postpartum: two systematic reviews to inform a guideline of the Canadian Task Force on Preventive Health Care.
- Author
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Beck A, Hamel C, Thuku M, Esmaeilisaraji L, Bennett A, Shaver N, Skidmore B, Colman I, Grigoriadis S, Nicholls SG, Potter BK, Ritchie K, Vasa P, Shea BJ, Moher D, Little J, and Stevens A
- Subjects
- Adult, Canada, Child, Female, Humans, Postpartum Period, Pregnancy, Preventive Health Services, Randomized Controlled Trials as Topic, Systematic Reviews as Topic, Depression diagnosis, Quality of Life
- Abstract
Background: Depression affects an individual's physical health and mental well-being and, in pregnant and postpartum women, has specific adverse short- and long-term effects on maternal, child, and family health. The aim of these two systematic reviews is to identify evidence on the benefits and harms of screening for depression compared to no screening in the general adult and pregnant and postpartum populations in primary care or non-mental health clinic settings. These reviews will inform recommendations by the Canadian Task Force on Preventive Health Care., Methods: We searched MEDLINE, Embase, PsycINFO, CINAHL, and the Cochrane Library using a randomized controlled trial filter, where applicable, October 4, 2018, and updated to May 11, 2020. We also searched for gray literature (e.g., websites of organizations of health professionals and patients). Study selection for depression screening trials was performed first on title and abstract, followed by full-text screening. Data extraction, assessment of the risk of bias using the Cochrane risk of bias tool, and application of Grading of Recommendations Assessment, Development and Evaluation were performed by one reviewer and validated by a second reviewer., Results: A total of three trials were included. All three trials were included in the general adult review, while one of the three trials was included in the pregnant and postpartum review. We did not pool results due to substantial differences between studies and high risk of bias. In the general adult review, the first trial (n = 1001) evaluated whether screening for depression in adults with acute coronary syndrome compared to usual care improves health-related quality of life, depression symptoms, or harms of screening at 6, 12, and 18 months. There were little to no differences between the groups at 18 months for the outcomes. The second trial included adults (n = 1412) undergoing initial consultation for osteoarthritis, evaluated for depression and general health (mental and physical) after initial consultation and at 3, 6, and 12 months. The physical component score was statistically significantly lower (worse health) in the screened group at 6 months; however, this difference was not significant at 3 or at 12 months. There were no clinically important or statistically significant differences for other outcomes between groups at any time. The third trial (included in both reviews) reported on 462 postpartum women. At 6 months postpartum, fewer women in the screening group were identified as possibly depressed compared to the control group (RR 0.59, 95% confidence interval (CI) 0.39 to 0.89) and mean EPDS scores were also statistically significantly lower in the screened group (standardized mean difference 0.34 lower (95% CI 0.15 to 0.52 lower)). All other outcomes did not differ between groups at follow-up. There were serious concerns about the cut-offs used for the questionnaire used to screen, diagnostic confirmation, selective outcome reporting, and the reported magnitude of effects., Discussion: There are limitations of the evidence included in the reviews. There was moderate certainty in the evidence from one trial that screening for depression in the general adult population in primary care or non-mental health clinic settings likely results in little to no difference on reported outcomes; however, the evidence was uncertain from the other two included trials. The evidence is very uncertain about the effect of screening for depression in pregnant or postpartum women in primary care or non-mental health clinic settings. Well-conducted and better-reported trials are needed that meet the screening trial criteria used in this review., Systematic Review Registration: Both protocols have been registered in the International Prospective Registry of Systematic Reviews (PROSPERO) [adult: CRD42018099690 ; pregnancy and postpartum: CRD42018099689 ] and published ( https://systematicreviewsjournal.biomedcentral.com/track/pdf/10.1186/s13643-018-0930-3 )., (© 2022. The Author(s).)
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- 2022
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20. Do Spiritual Health Connections Protect Adolescents When They Are Bullied: A National Study of 12,593 Young Canadians.
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Shaver N, Michaelson V, and Pickett W
- Subjects
- Adolescent, Canada, Child, Female, Humans, Mental Health, Schools, Bullying, Crime Victims psychology
- Abstract
It has long been established that bullying has many negative impacts on the mental health of adolescents. Young people who are victimized by bullying may cope by drawing on available assets to protect themselves from harm. One such asset with ancient roots but with the potential for contemporary application is the concept of spiritual health-the idea that the connections in our lives (whether to ourselves, others, nature, or something transcendent) affect our well-being. In this study, we examined 12,593 Canadians aged 11-15 years to determine the effects of being victimized by bullying on their mental health, as measured by frequent subjective health complaints. We then explored whether strong spiritual health connections were effect modifiers that buffer such negative pathways, thereby acting as protective health assets. Data were obtained from the 2017/18 Canadian Health Behaviour in School-aged Children study. Generalized linear regression models were used to estimate associations and evaluate effect modification in different age and gender groups. Approximately 21% of participants reported being victimized by bullying. Strength of "connections to self" (i.e., a sense of meaning/purpose or joy and happiness in one's life) was found to act as an effect modifier, but in girls alone. Contrary to expectations of a buffering effect, the strongest associations between victimization and frequent health complaints were identified for girls with high connections to self. Relative risks for poor mental health among these highly self-connected girls were 1.63 [95% CI: 1.26-2.12] and 1.25 [1.06-1.47] for younger and older girls, respectively. We interpreted this unexpected finding in light of cognitive theories of trauma, which suggest that adverse events may lead to worse health outcomes among those who place particular value on their world being meaningful, controllable or benevolent. Implications for clinical intervention and health promotion are considered.
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- 2022
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21. Development of a risk assessment profile tool to determine appropriate use of SARS-CoV-2 rapid antigen detection tests for different activities and events in Ireland, since October 2021.
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Mallon PW, Horgan M, McAloon CG, Lunn PD, Little J, Beck A, Bennett A, Shaver N, Conway A, O'Regan R, and Whelan B
- Subjects
- Antigens, Viral, Humans, Ireland, Risk Assessment, Sensitivity and Specificity, COVID-19, SARS-CoV-2
- Abstract
We describe the development of a risk assessment profile tool that incorporates data from multiple domains to help determine activities and events where rapid antigen detection tests (Ag-RDT) could be used to screen asymptomatic individuals to identify infectious cases as an additional mitigation measure to reduce transmission of SARS-CoV-2. The tool aims to stratify, in real time, the overall risk of SARS-CoV-2 transmission associated with common activities and events, and this can be matched to an appropriate Ag-RDT testing protocol.
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- 2022
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22. Structural validity of a brief scale adapted to measure adolescent spiritual health.
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Shaver N, Michaelson V, Whitehead R, Pickett W, Brooks F, and Inchley J
- Abstract
Spiritual health is established as an important protective health asset in child populations. Measurement and assessment of this elusive concept are, however, challenging. Brief and age-appropriate instruments are required for surveys and related population health research. One longstanding model describing child spirituality suggests that scales and measures consider four standard domains describing connections to self, others, nature, and the transcendent. In this validation study, we tested the structural validity and internal consistency of a brief, literacy-level appropriate instrument for adolescents that was based on prior adaptations of this model. The 2018 cross-national study population included 47,180 children aged 11-15 years from 9 countries. Based upon theory, factor pattern matrices, and Scree plots, the exploratory factor analysis best supported the four-factor model, with items organized according to the original four domains. Internal consistency of the items was acceptable (alpha>.7) to good (alpha>.8) within domains, again within each of the 9 countries. The confirmatory factor analysis again supported the four-factor model (by country, SRMR: 0.020 to 0.042; and AGFI and NFI fit: >0.98). Model fit indices for the four-factor model were improved compared with its unidimensional version. Moving forward, our analysis establishes the structural validity and internal consistency of this adapted brief spiritual health instrument to be used in surveys of adolescents., Competing Interests: None., (© 2020 The Author(s).)
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- 2020
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23. Does inpatient palliative care consultation impact outcomes following hospital discharge? A narrative systematic review.
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Scott M, Shaver N, Lapenskie J, Isenberg SR, Saunders S, Hsu AT, and Tanuseputro P
- Subjects
- Humans, Transitional Care, Inpatients, Palliative Care, Patient Discharge, Referral and Consultation
- Abstract
Background: While most patients desire to die at home or in a community-based hospice, the transition from hospital to community settings often lacks streamlined coordination of care to ensure that adequate support is provided in the preferred care setting. The impact of hospital-based palliative care consultations on post-discharge care and outcomes has not been extensively studied., Aim: The aim of this study was to appraise available research on the impact of inpatient palliative care consultations on transitions from hospital to community settings., Design: We conducted a narrative systematic review and used the Effective Public Health Practice Project tool to appraise the quality of selected studies. Studies were included if they assessed the transition from hospital to community and examined outcomes after an inpatient palliative care consultation. A protocol for this study was registered and published in PROSPERO, Centre for Reviews and Dissemination (ID: CRD42018094924)., Data Sources: We searched for quantitative studies indexed in PubMED, CINAHL and Cochrane and published between 1 January 1 2000 and 11 March 2018., Results: Our search retrieved 2749 articles. From these, 123 articles were full-text screened and 15 studies met our inclusion criteria. Studies reported that inpatient palliative care consultations are associated with high rates of discharge to community settings, greater provision of services post-discharge, improved coordination and lower rates of rehospitalization., Conclusion: Existing evidence suggest that inpatient palliative care consultations have a positive impact on patient outcomes and transitions to the community, demonstrating the potential to improve patient quality of life and relieve overburdened acute care systems.
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- 2020
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