2022
Design and analysis of partially randomized preference trials with propensity score stratification
Wang Y, Li F, Blaha O, Meng C, Esserman D. Design and analysis of partially randomized preference trials with propensity score stratification. Statistical Methods In Medical Research 2022, 31: 1515-1537. PMID: 35469503, PMCID: PMC10530658, DOI: 10.1177/09622802221095673.Peer-Reviewed Original ResearchA comparison of analytical strategies for cluster randomized trials with survival outcomes in the presence of competing risks
Li F, Lu W, Wang Y, Pan Z, Greene EJ, Meng G, Meng C, Blaha O, Zhao Y, Peduzzi P, Esserman D. A comparison of analytical strategies for cluster randomized trials with survival outcomes in the presence of competing risks. Statistical Methods In Medical Research 2022, 31: 1224-1241. PMID: 35290139, PMCID: PMC10518064, DOI: 10.1177/09622802221085080.Peer-Reviewed Original Research
2021
A case study of ascertainment bias for the primary outcome in the Strategies to Reduce Injuries and Develop Confidence in Elders (STRIDE) trial
Esserman DA, Gill TM, Miller ME, Greene EJ, Dziura JD, Travison TG, Meng C, Peduzzi PN. A case study of ascertainment bias for the primary outcome in the Strategies to Reduce Injuries and Develop Confidence in Elders (STRIDE) trial. Clinical Trials 2021, 18: 207-214. PMID: 33678038, PMCID: PMC8009806, DOI: 10.1177/1740774520980070.Peer-Reviewed Original ResearchConceptsPrimary outcome definitionUsual care armSerious fall injuriesMedical attentionOutcome definitionsFall injuriesElders trialCare armOvernight hospitalizationStudy powerCare managersIntervention effectsType 2 injuriesAscertainment biasAscertainment of outcomesInterim monitoring planUsual careHazard ratioPrimary outcomeIntervention armClinical trialsUnblinded observerClinical basisMulticomponent interventionAdditional fall
2020
Estimation of ascertainment bias and its effect on power in clinical trials with time‐to‐event outcomes
Greene EJ, Peduzzi P, Dziura J, Meng C, Miller ME, Travison TG, Esserman D. Estimation of ascertainment bias and its effect on power in clinical trials with time‐to‐event outcomes. Statistics In Medicine 2020, 40: 1306-1320. PMID: 33316841, PMCID: PMC9007163, DOI: 10.1002/sim.8842.Peer-Reviewed Original Research