3 papers
stat.ME2026
Introducing precision-weighted bias as a performance measure to inform the inclusion of adaptive designs in meta-analysis
Martin Law, David S. Robertson, Sofia S. Villar +4
We propose a novel, intuitive measure of statistical performance: precision-weighted bias. Precision-weighted bias is defined as the unconditional bias of an estimator weighted by…
stat.ME2024
Confidence intervals for adaptive trial designs II: Case study and practical guidance
David S. Robertson, Thomas Burnett, Babak Choodari-Oskooei +4
In adaptive clinical trials, the conventional confidence interval (CI) for a treatment effect is prone to undesirable properties such as undercoverage and potential inconsistency w…
stat.ME2024
Confidence intervals for adaptive trial designs I: A methodological review
David S. Robertson, Thomas Burnett, Babak Choodari-Oskooei +4
Regulatory guidance notes the need for caution in the interpretation of confidence intervals (CIs) constructed during and after an adaptive clinical trial. Conventional CIs of the…