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Consideration of the adaptive randomization allocation ratio in the presence of treatment group heteroscedasticity in clinical trials

Journal Article · · Journal of Biopharmaceutical Statistics
 [1];  [2]
  1. Department of Statistics, University of Pittsburgh, Pennsylvania, United States
  2. Division of Biometrics IX, Office of Biostatistics, US Food and Drug Administration Center for Drug Evaluation and Research, Maryland, United States

Not provided.

Research Organization:
Oak Ridge Institute for Science and Education (ORISE), Oak Ridge, TN (United States)
Sponsoring Organization:
USDOE Office of Science (SC)
DOE Contract Number:
SC0014664
OSTI ID:
1982425
Journal Information:
Journal of Biopharmaceutical Statistics, Vol. 32, Issue 3; ISSN 1054-3406
Publisher:
Taylor & Francis
Country of Publication:
United States
Language:
English

References (21)

Group sequential methods in the design and analysis of clinical trials journal August 1977
Handling drop-out in longitudinal clinical trials: a comparison of the LOCF and MMRM approaches journal January 2008
Optimality, Variability, Power journal September 2003
The effect of correlation structure on treatment contrasts estimated from incomplete clinical trial data with likelihood-based repeated measures compared with last observation carried forward ANOVA journal December 2004
Blinded sample size re-estimation in superiority and noninferiority trials: bias versus variance in variance estimation journal March 2013
Effect of heteroscedasticity between treatment groups on mixed-effects models for repeated measures journal July 2018
Internal pilot studies for estimating sample size journal December 1994
Approximately Optimal One-Parameter Boundaries for Group Sequential Trials journal March 1987
Sample Size Recalculation in Internal Pilot Study Designs: A Review journal August 2006
Analyzing incomplete longitudinal clinical trial data journal July 2004
Performance of weighted estimating equations for longitudinal binary data with drop-outs missing at random journal October 2002
Analysis of Semiparametric Regression Models for Repeated Outcomes in the Presence of Missing Data journal March 1995
Small Sample Inference for Fixed Effects from Restricted Maximum Likelihood journal September 1997
A Multiple Testing Procedure for Clinical Trials journal September 1979
A Covariance Estimator for GEE with Improved Smallā€Sample Properties journal March 2001
Semiparametric Efficiency and its Implication on the Design and Analysis of Group-Sequential Studies journal December 1997
Regression Models for Longitudinal Binary Responses with Informative Drop-Outs journal November 1995
A Comparison of Risperidone and Haloperidol for the Prevention of Relapse in Patients with Schizophrenia journal January 2002
Rethinking schizophrenia journal November 2010
Theoretical Statistics book January 2010
Random-Effects Models for Longitudinal Data journal December 1982