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Katy E Morgan

Showing results (1-10 of 19) with videos related to

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Statistics in Medicine|May 2, 2024
Negative variance components and intercept-slope correlations greater than one in magnitude: How do such "non-regular" random intercept and slope models arise, and what should be done when they do?Helen Bridge, Katy E Morgan, Chris Frost
BMC Medical Research Methodology|November 22, 2023
How important is the linearity assumption in a sample size calculation for a randomised controlled trial where treatment is anticipated to affect a rate of change?Katy E Morgan, Ian R White, Chris Frost
The Stata Journal|July 21, 2023
Power and sample-size calculations for trials that compare slopes over time: Introducing the slopepower commandStephen Nash, Katy E Morgan, Chris Frost, et al.
International Journal of Epidemiology|July 23, 2019
Reflection on modern methods: calculating a sample size for a repeatability sub-study to correct for measurement error in a single continuous exposureKaty E Morgan, Sarah Cook, David A Leon, et al.
International Journal of Epidemiology|October 13, 2017
Cluster randomized trials with a small number of clusters: which analyses should be used?Clémence Leyrat, Katy E Morgan, Baptiste Leurent, et al.
International Journal of Epidemiology|March 30, 2018
Cluster randomized trials with a small number of clusters: which analyses should be used?Clémence Leyrat, Katy E Morgan, Baptiste Leurent, et al.
International Journal of Epidemiology|June 19, 2018
Response to: How to design and analyse cluster randomized trials with a small number of clusters? Comment on Leyrat et alClémence Leyrat, Katy E Morgan, Baptiste Leurent, et al.
Statistics in Medicine|February 8, 2025
Applying the Estimands Framework to Non-Inferiority Trials: Guidance on Choice of Hypothetical Estimands for Non-Adherence and Comparison of Estimation MethodsKaty E Morgan, Ian R White, Clémence Leyrat, et al.
Journal of Medical Internet Research|June 10, 2018
Increasing the Availability of Psychological Treatments: A Multinational Study of a Scalable Method for Training TherapistsMarianne O'Connor, Katy E Morgan, Suzanne Bailey-Straebler, et al.
Statistics in Medicine|September 30, 2016
Choosing appropriate analysis methods for cluster randomised cross-over trials with a binary outcomeKaty E Morgan, Andrew B Forbes, Ruth H Keogh, et al.
Pageof 2

Showing results (1-10 of 19) with videos related to

Sort By:
Pageof 2
Statistics in Medicine|May 2, 2024
Negative variance components and intercept-slope correlations greater than one in magnitude: How do such "non-regular" random intercept and slope models arise, and what should be done when they do?Helen Bridge, Katy E Morgan, Chris Frost
BMC Medical Research Methodology|November 22, 2023
How important is the linearity assumption in a sample size calculation for a randomised controlled trial where treatment is anticipated to affect a rate of change?Katy E Morgan, Ian R White, Chris Frost
The Stata Journal|July 21, 2023
Power and sample-size calculations for trials that compare slopes over time: Introducing the slopepower commandStephen Nash, Katy E Morgan, Chris Frost, et al.
International Journal of Epidemiology|July 23, 2019
Reflection on modern methods: calculating a sample size for a repeatability sub-study to correct for measurement error in a single continuous exposureKaty E Morgan, Sarah Cook, David A Leon, et al.
International Journal of Epidemiology|October 13, 2017
Cluster randomized trials with a small number of clusters: which analyses should be used?Clémence Leyrat, Katy E Morgan, Baptiste Leurent, et al.
International Journal of Epidemiology|March 30, 2018
Cluster randomized trials with a small number of clusters: which analyses should be used?Clémence Leyrat, Katy E Morgan, Baptiste Leurent, et al.
International Journal of Epidemiology|June 19, 2018
Response to: How to design and analyse cluster randomized trials with a small number of clusters? Comment on Leyrat et alClémence Leyrat, Katy E Morgan, Baptiste Leurent, et al.
Statistics in Medicine|February 8, 2025
Applying the Estimands Framework to Non-Inferiority Trials: Guidance on Choice of Hypothetical Estimands for Non-Adherence and Comparison of Estimation MethodsKaty E Morgan, Ian R White, Clémence Leyrat, et al.
Journal of Medical Internet Research|June 10, 2018
Increasing the Availability of Psychological Treatments: A Multinational Study of a Scalable Method for Training TherapistsMarianne O'Connor, Katy E Morgan, Suzanne Bailey-Straebler, et al.
Statistics in Medicine|September 30, 2016
Choosing appropriate analysis methods for cluster randomised cross-over trials with a binary outcomeKaty E Morgan, Andrew B Forbes, Ruth H Keogh, et al.
Pageof 2