2020
Urinary trace metals in association with fetal ultrasound measures during pregnancy
Kim S, Meeker J, Aung M, Yu Y, Mukherjee B, Cantonwine D, McElrath T, Ferguson K. Urinary trace metals in association with fetal ultrasound measures during pregnancy. Environmental Epidemiology 2020, 4: e075. PMID: 32201854, PMCID: PMC7083213, DOI: 10.1097/ee9.0000000000000075.Peer-Reviewed Original ResearchEstimated fetal weightBirth weightFetal weightZ-scoreAssociated with higher birth weightHead circumference z-scoreAssociated with low birth weightMeasures of fetal growthFetal ultrasound measurementsLength z-scoreLow birth weightHigh birth weightMeasured abdominal circumferenceGestational ageFetal growthAbdominal circumferenceHead circumferenceInterquartile range increaseEssential metalsLIFECODES birth cohortFemur lengthGrowth outcomesUltrasound measurementsLinear mixed effects modelsBirth cohort
2018
Foetal ultrasound measurement imputations based on growth curves versus multiple imputation chained equation (MICE)
Ferguson K, Yu Y, Cantonwine D, McElrath T, Meeker J, Mukherjee B. Foetal ultrasound measurement imputations based on growth curves versus multiple imputation chained equation (MICE). Paediatric And Perinatal Epidemiology 2018, 32: 469-473. PMID: 30016545, PMCID: PMC6939297, DOI: 10.1111/ppe.12486.Peer-Reviewed Original ResearchConceptsLinear mixed modelsComplete-case analysisMultiple imputationEpidemiological studies of risk factorsImputed datasetsComplete-caseDemographic factorsStudy of risk factorsLIFECODES birth cohortUltrasound measurementsCalculate associationsBirth cohortCross-sectionEpidemiological studiesRisk factorsStudy visitsLongitudinal analysisParametric linear mixed modelImputationMissing dataMixed modelsLongitudinal measurementsSample sizeCovariate dataGrowth restriction