Lista de obras -

A linear exponent AR(1) family of correlation structures

artículo científico publicado en 2010

Adaptive designs for comparative effectiveness research trials

artículo científico publicado en 2014

Adaptive trial designs: a review of barriers and opportunities

artículo científico publicado en 2012

Adjusting power for a baseline covariate in linear models

artículo científico publicado en 2003

An R2 statistic for fixed effects in the linear mixed model

artículo científico publicado en 2008

Analytic methods for individually randomized group treatment trials and group-randomized trials when subjects belong to multiple groups

artículo científico publicado en 2014

Avoiding bias in mixed model inference for fixed effects.

artículo científico publicado en 2011

Bias in trials comparing paired continuous tests can cause researchers to choose the wrong screening modality

artículo científico publicado en 2009

Combining an Internal Pilot with an Interim Analysis for Single Degree of Freedom Tests ⬇️

artículo científico publicado el 1 de diciembre de 2010

Comparing methods of misclassification correction for studies of adolescent alcohol use.

artículo científico publicado en 2018

Determinants of First-Time Cancer Examinations in a Rural Community: A Mechanism for Behavior Change.

artículo científico publicado en 2015

Effects of home access and availability of alcohol on young adolescents' alcohol use.

artículo científico publicado en 2007

GLIMMPSE Lite: calculating power and sample size on smartphone devices

artículo científico publicado en 2014

GLIMMPSE: Online Power Computation for Linear Models with and without a Baseline Covariate

artículo científico publicado en 2013

GLUMIP 2.0: SAS/IML Software for Planning Internal Pilots

artículo científico publicado en 2008

Global hypothesis testing for high-dimensional repeated measures outcomes

artículo científico publicado en 2011

Health literacy: a pathway to better oral health.

artículo científico publicado en 2014

Internal pilots for a class of linear mixed models with Gaussian and compound symmetric data

artículo científico publicado en 2007

Kronecker product linear exponent AR(1) correlation structures for multivariate repeated measures.

artículo científico publicado en 2014

Marginal vitamin B-6 deficiency decreases plasma (n-3) and (n-6) PUFA concentrations in healthy men and women

artículo científico publicado en 2012

Metabolite profile analysis reveals functional effects of 28-day vitamin B-6 restriction on one-carbon metabolism and tryptophan catabolic pathways in healthy men and women

artículo científico publicado en 2013

Metabolomic analysis reveals extended metabolic consequences of marginal vitamin B-6 deficiency in healthy human subjects

artículo científico publicado en 2013

Multivariate test power approximations for balanced linear mixed models in studies with missing data

artículo científico publicado en 2015

POWERLIB: SAS/IML Software for Computing Power in Multivariate Linear Models

artículo científico publicado en 2009

Power calculation for overall hypothesis testing with high-dimensional commensurate outcomes

artículo científico publicado en 2013

Practical Methods for Bounding Type I Error Rate with an Internal Pilot Design

artículo científico publicado en 2007

Properties of Doubly-Truncated Gamma Variables

artículo científico publicado en 2000

Properties of internal pilots with the univariate approach to repeated measures

scientific article published on 01 August 2003

Psychosocial Factors Associated With Mouth and Throat Cancer Examinations in Rural Florida ⬇️

artículo científico publicado el 15 de diciembre de 2011

Real longitudinal data analysis for real people: building a good enough mixed model

artículo científico publicado en 2010

Recommendations for choosing an analysis method that controls Type I error for unbalanced cluster sample designs with Gaussian outcomes

artículo científico publicado en 2015

Reducing decision errors in the paired comparison of the diagnostic accuracy of screening tests with Gaussian outcomes

artículo científico publicado en 2014

Selecting a sample size for studies with repeated measures

artículo científico publicado en 2013

Separability tests for high-dimensional, low sample size multivariate repeated measures data

artículo científico publicado en 2014

Some Distributions and Their Implications for an Internal Pilot Study With a Univariate Linear Model

artículo científico publicado en 2000

Statistical tests with accurate size and power for balanced linear mixed models

artículo científico publicado en 2007

Two-Step Hypothesis Testing When the Number of Variables Exceeds the Sample Size

artículo científico publicado en 2013

Lista de obras de

A linear exponent AR(1) family of correlation structures

Adaptive designs for comparative effectiveness research trials

Adaptive trial designs: a review of barriers and opportunities

Adjusting power for a baseline covariate in linear models

An R2 statistic for fixed effects in the linear mixed model

Analytic methods for individually randomized group treatment trials and group-randomized trials when subjects belong to multiple groups

Avoiding bias in mixed model inference for fixed effects.

Bias in trials comparing paired continuous tests can cause researchers to choose the wrong screening modality

Combining an Internal Pilot with an Interim Analysis for Single Degree of Freedom Tests ⬇️

Comparing methods of misclassification correction for studies of adolescent alcohol use.

Determinants of First-Time Cancer Examinations in a Rural Community: A Mechanism for Behavior Change.

Effects of home access and availability of alcohol on young adolescents' alcohol use.

GLIMMPSE Lite: calculating power and sample size on smartphone devices

GLIMMPSE: Online Power Computation for Linear Models with and without a Baseline Covariate

GLUMIP 2.0: SAS/IML Software for Planning Internal Pilots

Global hypothesis testing for high-dimensional repeated measures outcomes

Health literacy: a pathway to better oral health.

Internal pilots for a class of linear mixed models with Gaussian and compound symmetric data

Kronecker product linear exponent AR(1) correlation structures for multivariate repeated measures.

Marginal vitamin B-6 deficiency decreases plasma (n-3) and (n-6) PUFA concentrations in healthy men and women

Metabolite profile analysis reveals functional effects of 28-day vitamin B-6 restriction on one-carbon metabolism and tryptophan catabolic pathways in healthy men and women

Metabolomic analysis reveals extended metabolic consequences of marginal vitamin B-6 deficiency in healthy human subjects

Multivariate test power approximations for balanced linear mixed models in studies with missing data

POWERLIB: SAS/IML Software for Computing Power in Multivariate Linear Models

Power calculation for overall hypothesis testing with high-dimensional commensurate outcomes

Practical Methods for Bounding Type I Error Rate with an Internal Pilot Design

Properties of Doubly-Truncated Gamma Variables

Properties of internal pilots with the univariate approach to repeated measures

Psychosocial Factors Associated With Mouth and Throat Cancer Examinations in Rural Florida ⬇️

Real longitudinal data analysis for real people: building a good enough mixed model

Recommendations for choosing an analysis method that controls Type I error for unbalanced cluster sample designs with Gaussian outcomes

Reducing decision errors in the paired comparison of the diagnostic accuracy of screening tests with Gaussian outcomes

Selecting a sample size for studies with repeated measures

Separability tests for high-dimensional, low sample size multivariate repeated measures data

Some Distributions and Their Implications for an Internal Pilot Study With a Univariate Linear Model

Statistical tests with accurate size and power for balanced linear mixed models

Two-Step Hypothesis Testing When the Number of Variables Exceeds the Sample Size