2023
Assessing Intrauterine Retention according to Microscopic Stillbirth Features: A Cluster Analysis Approach
Cersonsky T, Saade G, Silver R, Reddy U, Dudley D, Pinar H. Assessing Intrauterine Retention according to Microscopic Stillbirth Features: A Cluster Analysis Approach. Fetal And Pediatric Pathology 2023, 42: 860-869. PMID: 37571967, PMCID: PMC10843727, DOI: 10.1080/15513815.2023.2246571.Peer-Reviewed Original ResearchMacroscopic lesions of maternal and fetal vascular malperfusion in stillborn placentas: Diagnosis in the absence of microscopic histopathological examination
Cersonsky T, Silver R, Saade G, Dudley D, Reddy U, Pinar H. Macroscopic lesions of maternal and fetal vascular malperfusion in stillborn placentas: Diagnosis in the absence of microscopic histopathological examination. Placenta 2023, 140: 60-65. PMID: 37536149, PMCID: PMC10530266, DOI: 10.1016/j.placenta.2023.07.296.Peer-Reviewed Original ResearchConceptsFetal vascular malperfusionMaternal vascular malperfusionVascular malperfusionLive birthsFVM lesionsGestational ageMacroscopic findingsAmsterdam Placental Workshop Group Consensus StatementStillbirth Collaborative Research NetworkMicroscopic histopathological examinationMicroscopic pathologic evaluationHistory of hypertensionOdds of stillbirthGroup Consensus StatementMultivariate logistic regressionMVM lesionsPathologic evaluationHistopathological examinationMaternal raceOdds ratioConsensus statementHigher oddsUmbilical cordStillbirthMaternal factorsFetal growth restriction and small for gestational age as predictors of neonatal morbidity: which growth nomogram to use?
Leon-Martinez D, Lundsberg L, Culhane J, Zhang J, Son M, Reddy U. Fetal growth restriction and small for gestational age as predictors of neonatal morbidity: which growth nomogram to use? American Journal Of Obstetrics And Gynecology 2023, 229: 678.e1-678.e16. PMID: 37348779, DOI: 10.1016/j.ajog.2023.06.035.Peer-Reviewed Original ResearchConceptsNeonatal composite outcomeComposite outcomeFetal growth restrictionGestational ageFetal weightWeeks of gestationPositive likelihood ratioGrowth restrictionNonanomalous singleton pregnanciesPoor neonatal outcomeRetrospective cohort studySingle academic centerWeeks of deliveryDays of deliveryFetal growth referencesElectronic medical recordsProportion of fetusesLikelihood ratioNeonatal morbidityNeonatal outcomesPerinatal outcomesCohort studySingleton pregnanciesNeonatal dataMedical recordsPlacental lesions associated with stillbirth by gestational age, according to feature importance: Results from the stillbirth collaborative research network
Cersonsky T, Cersonsky R, Saade G, Silver R, Reddy U, Goldenberg R, Dudley D, Pinar H. Placental lesions associated with stillbirth by gestational age, according to feature importance: Results from the stillbirth collaborative research network. Placenta 2023, 137: 59-64. PMID: 37080046, PMCID: PMC10192128, DOI: 10.1016/j.placenta.2023.04.005.Peer-Reviewed Original ResearchMeSH KeywordsFemaleGestational AgeHumansInfant, NewbornPlacentaPlacenta DiseasesPregnancyPregnancy ComplicationsStillbirthConceptsStillbirth Collaborative Research NetworkGestational agePlacental lesionsDifferent gestational agesCollaborative research networksResearch NetworkTerm stillbirthFetal mortalityPlacental featuresHistologic changesStillbirthLesionsWeeksStandard protocolPlacentaFurther investigationAgePrincipal covariatesPrevious studiesGestationMortality
2022
Copy number variants and fetal growth in stillbirths
Dalton S, Workalemahu T, Allshouse A, Page J, Reddy U, Saade G, Pinar H, Goldenberg R, Dudley D, Silver R. Copy number variants and fetal growth in stillbirths. American Journal Of Obstetrics And Gynecology 2022, 228: 579.e1-579.e11. PMID: 36356697, PMCID: PMC10149588, DOI: 10.1016/j.ajog.2022.11.1274.Peer-Reviewed Original ResearchConceptsAbnormal copy number variantsFetal growth abnormalitiesGestational ageOdds ratioStillbirth Collaborative Research NetworkGenetic abnormalitiesChromosomal microarrayGestational age outcomesGestational age infantsGrowth abnormalitiesClinical risk factorsCohort study designAdjusted odds ratioCopy number variantsUnknown clinical significancePathogenic copy number variantsPlacental insufficiencyAge infantsNumber variantsFetal growthMaternal ageRisk factorsClinical significanceHigh incidenceStillbirthMechanism of neonatal hypoglycemia after late preterm steroids: are fetal metabolic effects responsible?
Battarbee AN, Sandoval GJ, Gyamfi-Bannerman C, Blackwell SC, Tita ATN, Reddy UM, Jain L. Mechanism of neonatal hypoglycemia after late preterm steroids: are fetal metabolic effects responsible? American Journal Of Obstetrics And Gynecology 2022, 227: 347-349.e4. PMID: 35364060, PMCID: PMC9308675, DOI: 10.1016/j.ajog.2022.03.045.Peer-Reviewed Original Research
2021
Chronic hypertension, perinatal mortality and the impact of preterm delivery: a population‐based study
Grover S, Brandt J, Reddy U, Ananth C. Chronic hypertension, perinatal mortality and the impact of preterm delivery: a population‐based study. BJOG An International Journal Of Obstetrics & Gynaecology 2021, 129: 572-579. PMID: 34536318, PMCID: PMC9214277, DOI: 10.1111/1471-0528.16932.Peer-Reviewed Original ResearchConceptsPerinatal mortality rateChronic hypertensionEarly term deliveryPreterm deliveryPerinatal mortalityMortality rateTerm deliverySingleton birthsCausal mediation analysisMaternal chronic hypertensionElevated blood pressureModifiable risk factorsPopulation-based studyWeeks of gestationLate-term gestationCross-sectional analysisNormotensive pregnanciesPreterm birthBlood pressureTerm gestationPerinatal deathRisk factorsHypertensionMAIN OUTCOMEMortalityOutcomes in Twins Compared With Singletons Subsequent to Preterm Prelabor Rupture of Membranes
Bartal M, Ugwu LG, Grobman WA, Bailit JL, Reddy UM, Wapner RJ, Varner MW, Thorp JM, Caritis SN, Prasad M, Tita ATN, Saade GR, Rouse DJ. Outcomes in Twins Compared With Singletons Subsequent to Preterm Prelabor Rupture of Membranes. Obstetrics And Gynecology 2021, 138: 725-731. PMID: 34619719, PMCID: PMC8542618, DOI: 10.1097/aog.0000000000004561.Peer-Reviewed Original ResearchMeSH KeywordsAdultChorioamnionitisCohort StudiesEndometritisEnterocolitis, NecrotizingFemaleFetal Membranes, Premature RuptureGestational AgeHumansInfant, NewbornInfant, PrematureOutcome Assessment, Health CarePerinatal MortalityPregnancyPregnancy OutcomePregnancy, TwinPremature BirthSepsisVenous ThromboembolismWound InfectionYoung AdultConceptsComposite maternal morbidityPreterm prelabor ruptureWeeks of gestationNeonatal morbidityPreterm PROMSingleton gestationsMaternal morbidityPrelabor ruptureTwin gestationsOdds ratioComposite major neonatal morbidityComposite neonatal morbidityMajor neonatal morbidityMedian gestational ageMedian latency periodMajor fetal anomaliesAdjusted odds ratioCoprimary outcomesObstetric cohortNeonatal outcomesTwin neonatesGestational agePotential confoundersFetal anomaliesMorbidity
2018
Stillbirth, Inflammatory Markers, and Obesity: Results from the Stillbirth Collaborative Research Network
Harrison MS, Thorsten VR, Dudley DJ, Parker CB, Koch MA, Hogue CJR, Stoll BJ, Silver RM, Varner MW, Pinar MH, Coustan DR, Saade GR, Bukowski RK, Conway DL, Willinger M, Reddy UM, Goldenberg RL. Stillbirth, Inflammatory Markers, and Obesity: Results from the Stillbirth Collaborative Research Network. American Journal Of Perinatology 2018, 35: 1071-1078. PMID: 29609190, PMCID: PMC6436964, DOI: 10.1055/s-0038-1639340.Peer-Reviewed Original ResearchConceptsWhite blood cell countElevated white blood cell countBody mass indexBlood cell countSerum ferritin levelsC-reactive protein levelsNormal body mass indexMaternal serum ferritinInflammatory markersNormal-weight womenHistologic chorioamnionitisC-reactive proteinSerum ferritinLive birthsFerritin levelsCell countLogistic regression modelsWeight womenBMI categoriesCategories of BMIMaternal serum ferritin levelsStillbirth Collaborative Research NetworkPrepregnancy body mass indexElevated body mass indexLogistic regression
2017
Pharmacogenomics of 17‐alpha hydroxyprogesterone caproate for recurrent preterm birth: a case–control study
Manuck T, Watkins W, Esplin, Biggio J, Bukowski R, Parry S, Zhan H, Huang H, Andrews W, Saade G, Sadovsky Y, Reddy U, Ilekis J, Yandell M, Varner M, Jorde L, Research T. Pharmacogenomics of 17‐alpha hydroxyprogesterone caproate for recurrent preterm birth: a case–control study. BJOG An International Journal Of Obstetrics & Gynaecology 2017, 125: 343-350. PMID: 28139890, DOI: 10.1111/1471-0528.14485.Peer-Reviewed Original ResearchConceptsRecurrent preterm birthPreterm birthSuccessful prolongationDefinition ADefinition BSingleton spontaneous preterm birthSpontaneous preterm birthTertiary care centerCase-control studyWhole-exome sequencingUntreated pregnanciesGestational ageHydroxyprogesterone caproateSignificant prolongationPregnancyExome sequencingProlongationWomenPharmacogenetic genesBirthGene ontology pathwaysIntegrated DiscoveryOntology pathwaysNovel analytic approach
2016
Stillbirth, hypertensive disorders of pregnancy, and placental pathology
Gibbins KJ, Silver RM, Pinar H, Reddy UM, Parker CB, Thorsten V, Willinger M, Dudley DJ, Bukowski R, Saade GR, Koch MA, Conway D, Hogue CJ, Stoll BJ, Goldenberg RL. Stillbirth, hypertensive disorders of pregnancy, and placental pathology. Placenta 2016, 43: 61-68. PMID: 27324101, PMCID: PMC5893308, DOI: 10.1016/j.placenta.2016.04.020.Peer-Reviewed Original ResearchConceptsPlacental pathologyParenchymal infarctionLive birthsPreterm stillbirthSimilar clinical risk factorsStillbirth Collaborative Research NetworkPopulation-based cohort studyFetal vascular lesionsClinical risk factorsFeto-placental ratioGestational hypertensionRetroplacental hematomaHypertensive disordersCohort studyPlacental lesionsVascular lesionsAvascular villiFibrin depositionRisk factorsVascular thrombiStillbirthPregnancySecondary analysisInfarctionGHStillbirths: recall to action in high-income countries
Flenady V, Wojcieszek A, Middleton P, Ellwood D, Erwich J, Coory M, Khong T, Silver R, Smith G, Boyle F, Lawn J, Blencowe H, Leisher S, Gross M, Horey D, Farrales L, Bloomfield F, McCowan L, Brown S, Joseph K, Zeitlin J, Reinebrant H, Cacciatore J, Ravaldi C, Vannacci A, Cassidy J, Cassidy P, Farquhar C, Wallace E, Siassakos D, Heazell A, Storey C, Sadler L, Petersen S, Frøen J, Goldenberg R, Flenady V, Frøen J, Kinney M, de Bernis L, Lawn J, Blencowe H, Heazell A, Leisher S, Ruidiaz J, Carvalho A, Dahlstrom J, East C, Fox J, Gibbons K, Ibiebele I, Kildea S, Gardener G, Lourie R, Wilson P, Gordon A, Jennings B, Kent A, McDonald S, Merchant K, Oats J, Walker S, Raven L, Schirmann A, de Montigny F, Guyon G, Blondel B, de Wall S, Bonham S, Corcoran P, Cregan M, Meany S, Murphy M, Fukui S, Gordijn S, Korteweg F, Cronin R, Mason V, Culling V, Usynina A, Pettersson K, Rådestad I, van Gogh S, Bichara B, Bradley S, Ellis A, Downe S, Draper E, Manktelow B, Scott J, Smith L, Stones W, Lavender T, Duke W, Fretts R, Gold K, McClure E, Reddy U. Stillbirths: recall to action in high-income countries. The Lancet 2016, 387: 691-702. PMID: 26794070, DOI: 10.1016/s0140-6736(15)01020-x.Peer-Reviewed Original ResearchMeSH KeywordsAttitude to HealthData AccuracyDelivery of Health CareDeveloped CountriesFemaleGestational AgeGlobal HealthHealth PolicyHealthcare DisparitiesHospice CareHumansIncomeInternational CooperationPerinatal MortalityPostnatal CarePractice Guidelines as TopicPregnancyPrenatal CareRisk FactorsStereotypingStillbirthConceptsHigh-income countriesStillbirth rateLate gestation stillbirthAdverse socioeconomic circumstancesIntrapartum stillbirthUnexplained stillbirthBereavement careStillbirthCare contributesStillborn childSocioeconomic circumstancesCausal pathwaysAdvantaged counterpartsDisadvantaged familiesEquity gapCareWomen
2015
Predictors of response to 17-alpha hydroxyprogesterone caproate for prevention of recurrent spontaneous preterm birth
Manuck TA, Esplin MS, Biggio J, Bukowski R, Parry S, Zhang H, Huang H, Varner MW, Andrews W, Saade G, Sadovsky Y, Reddy UM, Ilekis J, Research E. Predictors of response to 17-alpha hydroxyprogesterone caproate for prevention of recurrent spontaneous preterm birth. American Journal Of Obstetrics And Gynecology 2015, 214: 376.e1-376.e8. PMID: 26692181, PMCID: PMC4803498, DOI: 10.1016/j.ajog.2015.12.010.Peer-Reviewed Original ResearchConceptsSpontaneous preterm birthPrevious spontaneous preterm birthRecurrent spontaneous preterm birthDelivery gestational ageRecurrent preterm birthPreterm birthSimilar gestational ageGestational ageHydroxyprogesterone caproateSingleton spontaneous preterm birthEarly spontaneous preterm birthFirst-degree family historyPreterm birth preventionHigh-risk womenPlanned secondary analysisPredictors of responseChi-square testPenultimate pregnancyPregnancy characteristicsNeonatal morbidityPregnancy coursePreterm pregnanciesBirth preventionCurrent pregnancyRegression modelsThe phenotype of spontaneous preterm birth: application of a clinical phenotyping tool
Manuck TA, Esplin MS, Biggio J, Bukowski R, Parry S, Zhang H, Huang H, Varner MW, Andrews W, Saade G, Sadovsky Y, Reddy UM, Ilekis J, Research E. The phenotype of spontaneous preterm birth: application of a clinical phenotyping tool. American Journal Of Obstetrics And Gynecology 2015, 212: 487.e1-487.e11. PMID: 25687564, PMCID: PMC4456184, DOI: 10.1016/j.ajog.2015.02.010.Peer-Reviewed Original ResearchConceptsSpontaneous preterm birthEarly spontaneous preterm birthInfection/inflammationDecidual hemorrhageGestational ageCervical insufficiencyPreterm birthWeeks' gestationPlacental dysfunctionWhite womenMaternal stressSingleton spontaneous preterm birthDelivery gestational ageFinal common pathwayAfrican American womenMaternal comorbiditiesPremature ruptureProspective studyPlanned analysisUterine distentionClinical dataMultiple possible causesGestationHemorrhageComprehensive classification system
2014
Maternal serum serpin B7 is associated with early spontaneous preterm birth
Parry S, Zhang H, Biggio J, Bukowski R, Varner M, Xu Y, Andrews WW, Saade GR, Esplin MS, Leite R, Ilekis J, Reddy UM, Sadovsky Y, Blair IA, Research E. Maternal serum serpin B7 is associated with early spontaneous preterm birth. American Journal Of Obstetrics And Gynecology 2014, 211: 678.e1-678.e12. PMID: 24954659, PMCID: PMC4254341, DOI: 10.1016/j.ajog.2014.06.035.Peer-Reviewed Original ResearchConceptsSpontaneous preterm birthEarly spontaneous preterm birthPreterm birthMaternal serumSerum samplesPrevious spontaneous preterm birthSubsequent preterm deliveryProtein expressionLower gestational ageGestational age windowsCase-control studyCandidate protein expressionSerum proteomic analysisIndividual serum samplesPooled serum samplesSpontaneous pretermPreterm deliveryWeeks' gestationGestational ageTerm deliveryPregnant womenSerum biomarkersSerum concentrationsFetal membranesClinical sitesFetal Growth and Risk of Stillbirth: A Population-Based Case–Control Study
Bukowski R, Hansen NI, Willinger M, Reddy UM, Parker CB, Pinar H, Silver RM, Dudley DJ, Stoll BJ, Saade GR, Koch MA, Rowland Hogue CJ, Varner MW, Conway DL, Coustan D, Goldenberg RL, . Fetal Growth and Risk of Stillbirth: A Population-Based Case–Control Study. PLOS Medicine 2014, 11: e1001633. PMID: 24755550, PMCID: PMC3995658, DOI: 10.1371/journal.pmed.1001633.Peer-Reviewed Original ResearchConceptsRisk of stillbirthCase-control studyFetal growthGestational ageLive birthsSevere SGAPopulation-based case-control studyStillbirth prevention strategiesExcessive fetal growthSingleton live birthsFetal growth abnormalitiesNormal fetal growthStillbirth risk factorsGestational age estimatesTiming of deathLGA pregnanciesSingleton stillbirthsIndividualized normsTerm pregnancy
2013
An Algorithm for the Estimation of Gestational Age at the Time of Fetal Death
Conway DL, Hansen NI, Dudley DJ, Parker CB, Reddy UM, Silver RM, Bukowski R, Pinar H, Stoll BJ, Varner MW, Saade GR, Hogue C, Willinger M, Coustan D, Koch MA, Goldenberg RL, Network E. An Algorithm for the Estimation of Gestational Age at the Time of Fetal Death. Paediatric And Perinatal Epidemiology 2013, 27: 145-157. PMID: 23374059, PMCID: PMC3564237, DOI: 10.1111/ppe.12037.Peer-Reviewed Original ResearchMeSH KeywordsAlgorithmsFemaleFetal DeathGestational AgeHumansPredictive Value of TestsPregnancyReproducibility of ResultsStillbirthConceptsStillbirth Collaborative Research NetworkFetal foot lengthFetal deathGestational agePopulation-based case-control studyFoot lengthWeeks of diagnosisCase-control studyGeographical catchment areasSingleton stillbirthsStillbirth casesPost-mortem dataStillbirthClinical practiceMore weeksDeathWeeksCollaborative research networksDiagnosisResearch NetworkShort intervalsLivebirthsWomen