Featured Publications
Sample size estimation for stratified individual and cluster randomized trials with binary outcomes
Kennedy‐Shaffer L, Hughes M. Sample size estimation for stratified individual and cluster randomized trials with binary outcomes. Statistics In Medicine 2020, 39: 1489-1513. PMID: 32003492, PMCID: PMC7247053, DOI: 10.1002/sim.8492.Peer-Reviewed Original ResearchConceptsCluster randomized trialIndividual randomized trialsIntracluster correlation coefficientSample size estimationBinary outcomesRandomized trialsSample sizeStratify individualsLogistic regressionSample size reductionProbabilities of eventsContinuous outcomesSize estimationStratified trialCorrelation coefficientOutcomesTrialsEstimationProbability
2020
Decreasing Trends in Heavy Sugar-Sweetened Beverage Consumption in the United States, 2003 to 2016
Vercammen K, Moran A, Soto M, Kennedy-Shaffer L, Bleich S. Decreasing Trends in Heavy Sugar-Sweetened Beverage Consumption in the United States, 2003 to 2016. Journal Of The Academy Of Nutrition And Dietetics 2020, 120: 1974-1985.e5. PMID: 32981886, DOI: 10.1016/j.jand.2020.07.012.Peer-Reviewed Original ResearchConceptsSugar-sweetened beveragesSSB intakeHispanic adultsSugar-sweetened beverage consumersNational Health and Nutrition Examination SurveyHealth and Nutrition Examination SurveyIncome statusSurvey-weighted logistic regressionNutrition Examination SurveyDietary recall dataAge groupsFamily income statusHigher-income adultsExamination SurveyUnited StatesSociodemographic characteristicsBeverage consumptionNational estimatesRecall dataIntake patternsProgrammatic effortsLogistic regressionEnergy intakeNo significant changesAdults