Sage Journals: Discover world-class research

Retricted access

Research article

First published 2021-10

Stratified randomization for platform trials with differing experimental arm eligibility

Subodh Selukar, Susanne May, Dave Law [...]

Clinical Trials

Retricted access

Research article

First published 2024-5

Sample size estimation for stratified cluster randomization trial with survival endpoint

Senmiao Ni, Zihang Zhong, Yang Zhao [...]

Statistical Methods in Medical Research

Retricted access

Research article

First published 2007-9

Notes on Test Equality in Stratified Noncompliance Randomized Trials

Kung-Jong Lui

Therapeutic Innovation & Regulatory Science

Free access

Research article

First published 2024-1

A Bayesian adaptive biomarker stratified phase II randomized clinical trial design for radiotherapies with competing risk survival outcomes

Jina Park, Wenjing Hu, Ick Hoon Jin [...]

Statistical Methods in Medical Research

Retricted access

Research article

First published 2025-4

A connection between covariate adjustment and stratified randomization in randomized clinical trials

Zhiwei Zhang

Statistical Methods in Medical Research

Retricted access

Research article

First published 2025-6

Evaluating the impact of stratification on the power and cross-arm balance of randomized phase 2 clinical trials

Anna Moseley, Michael LeBlanc, Boris Freidlin [...]

Clinical Trials

Retricted access

Research article

First published 2024

Is inadequate risk stratification diluting hazard ratio estimates in randomized clinical trials?

Devan V Mehrotra, Rachel Marceau West

Clinical Trials

Open access

Research article

First published 2023-9

Cluster randomized controlled trial analysis at the cluster level: The clan command

Jennifer A. Thompson, Baptiste Leurent, Stephen Nash [...]

The Stata Journal: Promoting communications on statistics and Stata

Retricted access

Research article

First published 2012-12

Study of the therapeutic effects of a hippotherapy simulator in children with cerebral palsy: a stratified single-blind randomized controlled trial

Pablo Herrero, Eva M Gómez-Trullén, Ángel Asensio [...]

Clinical Rehabilitation

Open access

Research article

First published 2020-6

Design and analysis of stratified clinical trials in the presence of bias

Ralf-Dieter Hilgers, Martin Manolov, Nicole Heussen [...]

Statistical Methods in Medical Research

Search results