Sage Journals: Discover world-class research

Retricted access

Other

First published 2003-1

Sample Size Calculation for Dichotomous Outcomes in Cluster Randomization Trials with Varying Cluster Size

Seung-Ho Kong, Chul W. Ahn, Sin-Ho Jung

Therapeutic Innovation & Regulatory Science

Retricted access

Research article

First published 2014-2

On random sample size,ignorability,ancillarity,completeness,separability,and degeneracy: Sequential trials,random sample sizes,and missing data

Geert Molenberghs, Michael G Kenward, Marc Aerts [...]

Statistical Methods in Medical Research

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

Open access

Research article

First published 2025

Method for Sample Size Determination for Cluster-Randomized Trials Using the Bayes Factor

Camila Natalia Barragán Ibáñez, Mirjam Moerbeek

Journal of Educational and Behavioral Statistics

Retricted access

Research article

First published 2018-9

Sample size calculations for group randomized trials with unequal group sizes through Monte Carlo simulations

Yang Shi, Ji-Hyun Lee

Statistical Methods in Medical Research

Retricted access

Research article

First published 2025-4

Sample size determinations in four-level longitudinal cluster randomized trials with random slope

Priyanka Majumder, Siuli Mukhopadhyay, Bo Wang [...]

Statistical Methods in Medical Research

Free access

Research article

First published 2013-3

A Menu-Driven Facility for Sample-Size Calculations in Cluster Randomized Controlled Trials

Karla Hemming, Jen Marsh

The Stata Journal: Promoting communications on statistics and Stata

Retricted access

Research article

First published 2024-7

Sample size and power calculation for testing treatment effect heterogeneity in cluster randomized crossover designs

Xueqi Wang, Xinyuan Chen, Keith S Goldfeld [...]

Statistical Methods in Medical Research

Retricted access

Research article

First published 2020-7

Sample size considerations for comparing dynamic treatment regimens in a sequential multiple-assignment randomized trial with a continuous longitudinal outcome

Nicholas J Seewald, Kelley M Kidwell, Inbal Nahum-Shani [...]

Statistical Methods in Medical Research

Retricted access

Research article

First published 2022-2

Power and sample size calculations for cluster randomized trials with binary outcomes when intracluster correlation coefficients vary by treatment arm

Lee Kennedy-Shaffer, Michael D Hughes

Clinical Trials

Search results