2023
Group sequential two‐stage preference designs
Liu R, Li F, Esserman D, Ryan M. Group sequential two‐stage preference designs. Statistics In Medicine 2023, 43: 315-341. PMID: 38010193, DOI: 10.1002/sim.9962.Peer-Reviewed Original ResearchMaximin optimal cluster randomized designs for assessing treatment effect heterogeneity
Ryan M, Esserman D, Li F. Maximin optimal cluster randomized designs for assessing treatment effect heterogeneity. Statistics In Medicine 2023, 42: 3764-3785. PMID: 37339777, PMCID: PMC10510425, DOI: 10.1002/sim.9830.Peer-Reviewed Original Research
2012
Sample size estimation in educational intervention trials with subgroup heterogeneity in only one arm
Esserman D, Zhao Y, Tang Y, Cai J. Sample size estimation in educational intervention trials with subgroup heterogeneity in only one arm. Statistics In Medicine 2012, 32: 2140-2154. PMID: 23172724, PMCID: PMC3615113, DOI: 10.1002/sim.5678.Peer-Reviewed Original Research