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Research article

First published 2012-10

Safety and Feasibility of Obtaining Wedged Pulmonary Artery Samples and Differential Distribution of Biomarkers in Pulmonary Hypertension

Wassim H. Fares, Hubert James Ford, Andrew J. Ghio [...]

Pulmonary Circulation

Retricted access

Research article

First published 2021-7

Sample size determination for stepped wedge cluster randomized trials in pragmatic settings

Jijia Wang, Jing Cao, Song Zhang [...]

Statistical Methods in Medical Research

Open access

Research article

First published 2019-6

Sample size calculation for stepped-wedge cluster-randomized trials with more than two levels of clustering

Steven Teerenstra, Monica Taljaard, Anja Haenen [...]

Clinical Trials

Retricted access

Research article

First published 2018-2

Sample size determinations for stepped-wedge clinical trials from a three-level data hierarchy perspective

Moonseong Heo, Namhee Kim, Michael L Rinke [...]

Statistical Methods in Medical Research

Retricted access

Research article

First published 2017-4

Finite-sample corrected generalized estimating equation of population average treatment effects in stepped wedge cluster randomized trials

JoAnna M Scott, Allan deCamp, Michal Juraska [...]

Statistical Methods in Medical Research

Retricted access

Research article

First published 2025-2

A review of current practice in the design and analysis of extremely small stepped-wedge cluster randomized trials

Guangyu Tong, Pascale Nevins, Mary Ryan [...]

Clinical Trials

Open access

Research article

First published 2021-2

Comparison of small-sample standard-error corrections for generalised estimating equations in stepped wedge cluster randomised trials with a binary outcome: A simulation study

JA Thompson, K Hemming, A Forbes [...]

Statistical Methods in Medical Research

Open access

Research article

First published 2024-9

Exploring the impact of giving free food samples and loyalty cards on sustainable food choices: A stepped wedge trial in workplace food outlets

Natalie Gold, Pieter Cornel, Shi Zhuo [...]

International Journal of Market Research

Retricted access

Research article

First published 2016-8

Substantial risks associated with few clusters in cluster randomized and stepped wedge designs

Monica Taljaard, Steven Teerenstra, Noah M Ivers [...]

Clinical Trials

Open access

Research article

First published 2021-6

Improving efficiency in the stepped-wedge trial design via Bayesian modeling with an informative prior for the time effects

Denghuang Zhan, Yongdong Ouyang, Liang Xu [...]

Clinical Trials

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