Search Results - "KLAR, Neil"

Journal Article

Pitfalls of and Controversies in Cluster Randomization Trials

by Donner, Allan Klar, Neil Published in American journal of public health (1971) (01.03.2004)

“...It is now well known that standard statistical procedures become invalidated when applied to cluster randomized trials in which the unit of inference is the...”

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Quantifying the magnitude of risk for balance impairment on falls in community-dwelling older adults: a systematic review and meta-analysis

by Muir, Susan W Berg, Katherine Chesworth, Bert Klar, Neil Speechley, Mark Published in Journal of clinical epidemiology (2010)

“...Abstract Objectives To evaluate and summarize the evidence linking balance impairment as a risk factor for falls in community-dwelling older adults. Study...”

Journal Article

On the estimation of intracluster correlation for time‐to‐event outcomes in cluster randomized trials

by Kalia, Sumeet Klar, Neil Donner, Allan Published in Statistics in medicine (30.12.2016)

“...Cluster randomized trials (CRTs) involve the random assignment of intact social units rather than independent subjects to intervention groups. Time‐to‐event...”

Journal Article

Relationships between sleep and internalizing problems in early adolescence: Results from Canadian National Longitudinal Survey of Children and Youth

by Nunes, Sophia Campbell, M. Karen Klar, Neil Reid, Graham J Stranges, Saverio Published in Journal of psychosomatic research (01.12.2020)

“...Both inadequate sleep and internalizing problems, such as symptoms of anxiety and depression, are prevalent among adolescents with sparse epidemiological...”

Journal Article

The Quality of Modern Cross-Sectional Ecologic Studies: A Bibliometric Review

by Dufault, Brenden Klar, Neil Published in American journal of epidemiology (15.11.2011)

“...The ecologic study design is routinely used by epidemiologists in spite of its limitations. It is presently unknown how well the challenges of the design are...”

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Balance Impairment as a Risk Factor for Falls in Community-Dwelling Older Adults Who Are High Functioning: A Prospective Study

by Susan W. Muir Katherine Berg Bert Chesworth Neil Klar Mark Speechley Published in Physical therapy (01.03.2010)

“...Screening should have simple and easy-to-administer methods that identify impairments associated with future fall risk, but there is a lack of literature...”

Journal Article

Untreated illness and recovery in clients of an early psychosis intervention program: a 10-year prospective cohort study

by Bhullar, Gina Bhullar, Gina Norman, Ross M. G Norman, Ross M. G Klar, Neil Klar, Neil Anderson, Kelly K Anderson, Kelly K Published in Social Psychiatry and Psychiatric Epidemiology (01.02.2018)

“...To investigate whether duration of untreated psychosis (DUP) and duration of untreated illness (DUI) are associated with measures of both subjective and...”

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Effect of a Community Health Worker–Delivered Parental Education and Counseling Intervention on Anemia Cure Rates in Rural Indian Children: A Pragmatic Cluster Randomized Clinical...

by Shet, Arun S Zwarenstein, Merrick Rao, Abha Jebaraj, Paul Arumugam, Karthika Atkins, Salla Mascarenhas, Maya Klar, Neil Galanti, Maria Rosaria Published in JAMA pediatrics (22.07.2019)

“...IMPORTANCE: Iron deficiency anemia, the largest cause of anemia worldwide, adversely affects cognitive development in children. Moreover, the imperceptible...”

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Journal Article

Power of the adjusted Q statistic to evaluate heterogeneity in meta-analyses of cluster randomized trials

by Lee, Shun Fu Donner, Allan Klar, Neil Published in Communications in statistics. Simulation and computation (21.10.2017)

“...Because of its simplicity, the Q statistic is frequently used to test the heterogeneity of the estimated intervention effect in meta-analyses of individually...”

Journal Article

A study of grouped failure time data and the misapplication of recurrent event modeling

by Braschel, Melissa C Darlington, Gerarda A Klar, Neil Published in Communications in statistics. Simulation and computation (09.08.2017)

“...Clinical trials often assess whether or not subjects have a disease at predetermined follow-up times. When the response of interest is a recurrent event, a...”

Journal Article

Risk Score for Predicting Mortality in Flail Chest

by Zehr, Meaghan, MS Klar, Neil, PhD Malthaner, Richard A., MD, MS Published in The Annals of thoracic surgery (2015)

“...Background Flail chest injuries are associated with high mortality and morbidity. Despite evidence that operative repair of flail chest is beneficial, it is...”

Journal Article

Understanding of Prognosis Among Parents of Children Who Died of Cancer: Impact on Treatment Goals and Integration of Palliative Care

by Wolfe, Joanne Klar, Neil Grier, Holcombe E Duncan, Janet Salem-Schatz, Susanne Emanuel, Ezekiel J Weeks, Jane C Published in JAMA : the journal of the American Medical Association (15.11.2000)

“...CONTEXT Parents' understanding of prognosis or decision making about palliative care for children who die of cancer is largely unknown. However, a more...”

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Journal Article

Symptoms and Suffering at the End of Life in Children with Cancer

by Wolfe, Joanne Grier, Holcombe E Klar, Neil Levin, Sarah B Ellenbogen, Jeffrey M Salem-Schatz, Susanne Emanuel, Ezekiel J Weeks, Jane C Published in The New England Journal of Medicine (03.02.2000)

“...Background Cancer is the second leading cause of death in children, after accidents. Little is known, however, about the symptoms and suffering at the end of...”

Journal Article

The merits of breaking the matches: a cautionary tale

by Donner, Allan Taljaard, Monica Klar, Neil Published in Statistics in medicine (30.04.2007)

“...Matched‐pair cluster randomization trials are frequently adopted as the design of choice for evaluating an intervention offered at the community level...”

Journal Article

Colorectal Screening Is Associated with Reduced Colorectal Cancer Risk: A Case: Control Study within the Population-Based Ontario Familial Colorectal Cancer Registry

by Michelle Cotterchio Michael Manno Neil Klar John McLaughlin Steven Gallinger Published in Cancer causes & control (01.09.2005)

“...Objective: This is the first study to evaluate the association between colonic screening and colorectal cancer risk among Canadians. Methods: A case-control...”

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Accounting for expected attrition in the planning of community intervention trials

by Taljaard, Monica Donner, Allan Klar, Neil Published in Statistics in medicine (15.06.2007)

“...Trials in which intact communities are the units of randomization are increasingly being used to evaluate interventions which are more naturally administered...”

Journal Article

Methods for modelling change in cluster randomization trials

by Klar, Neil Darlington, Gerarda Published in Statistics in medicine (15.08.2004)

“...Randomized trials are often designed to assess an intervention's ability to change patient knowledge, behaviour or health. The study outcome will then need to...”

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Journal Article

Methods for the Statistical Analysis of Binary Data in Split-Cluster Designs

by Allan Donner Neil Klar Guangyong Zou Published in Biometrics (01.12.2004)

“...Split-cluster designs are frequently used in the health sciences when naturally occurring clusters such as multiple sites or organs in the same subject are...”

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Journal Article

Application of a fall screening algorithm stratified fall risk but missed preventive opportunities in community-dwelling older adults: a prospective study

by Muir, Susan W Berg, Katherine Chesworth, Bert Klar, Neil Speechley, Mark Published in Journal of geriatric physical therapy (2001) (01.10.2010)

“...Evaluate the ability of the American and British Geriatrics Society fall prevention guideline's screening algorithm to identify and stratify future fall risk...”

Journal Article

Using Theory to Understand the Multiple Determinants of Low Participation in Worksite Health Promotion Programs

by Linnan, Laura A Sorensen, Glorian Colditz, Graham Klar, Neil Emmons, Karen M Published in Health education & behavior (01.10.2001)

“...Low participation at the employee or worksite level limits the potential public health impact of worksite-based interventions. Ecological models suggest that...”

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