2021
Maternal serum fructosamine levels and stillbirth: a case–control study of the Stillbirth Collaborative Research Network
Arslan E, Allshouse A, Page J, Varner M, Thorsten V, Parker C, Dudley D, Saade G, Goldenberg R, Stoll B, Hogue C, Bukowski R, Conway D, Pinar H, Reddy U, Silver R. Maternal serum fructosamine levels and stillbirth: a case–control study of the Stillbirth Collaborative Research Network. BJOG An International Journal Of Obstetrics & Gynaecology 2021, 129: 619-626. PMID: 34529344, DOI: 10.1111/1471-0528.16922.Peer-Reviewed Original ResearchMeSH KeywordsAdultCase-Control StudiesCausalityFemaleFructosamineHumansLive BirthPregnancyRisk FactorsROC CurveStillbirthUnited StatesConceptsSerum fructosamine levelsFructosamine levelsCase-control studyTime of deliveryLive birthsStillbirth Collaborative Research NetworkLive birth controlsCases of stillbirthPotential confounding factorsGeographic catchment areaSingleton stillbirthsGlycaemic controlDiabetes statusMulticentre studyRoutine screeningFructosamine measurementsDiabetesStillbirthConfounding factorsSecondary analysisWomenBirthCollaborative research networksBirth controlResearch NetworkMaternal outcomes and risk factors for COVID-19 severity among pregnant women
Vouga M, Favre G, Martinez-Perez O, Pomar L, Acebal LF, Abascal-Saiz A, Hernandez MRV, Hcini N, Lambert V, Carles G, Sichitiu J, Salomon L, Stirnemann J, Ville Y, de Tejada BM, Goncé A, Hawkins-Villarreal A, Castillo K, Solsona EG, Trigo L, Cleary B, Geary M, Bartels H, Al-Kharouf F, Malone F, Higgins M, Keating N, Knowles S, Poncelet C, Ribeiro-do-Valle CC, Surita F, Dantas-Silva A, Borrelli C, Luz AG, Fuenzalida J, Carvajal J, Canales MG, Hernandez O, Grechukhina O, Ko AI, Reddy U, Figueiredo R, Moucho M, Pinto PV, De Luca C, De Santis M, de Campos DA, Martins I, Garabedian C, Subtil D, Bohrer B, Da Rocha Oppermann ML, Wender MCO, Schuler-Faccini L, Sanseverino MTV, Giugliani C, Friedrich L, Scherer MH, Mottet N, Ducarme G, Pelerin H, Moreau C, Breton B, Quibel T, Rozenberg P, Giannoni E, Granado C, Monod C, Mueller D, Hoesli I, Bassler D, Heldstab S, Kölble NO, Sentilhes L, Charvet M, Deprest J, Richter J, Van der Veeken L, Eggel-Hort B, Plantefeve G, Derouich M, Calvache AJN, Lopez-Giron MC, Burgos-Luna JM, Escobar-Vidarte MF, Hecher K, Tallarek AC, Hadar E, Haratz KK, Amikam U, Malinger G, Maymon R, Yogev Y, Schäffer L, Toussaint A, Rossier MC, De Sa RAM, Grawe C, Aebi-Popp K, Radan AP, Raio L, Surbek D, Böckenhoff P, Strizek B, Kaufmann M, Bloch A, Boulvain M, Johann S, Heldstab SA, Bernasconi MT, Grant G, Feki A, Brochut AM, Giral M, Sedille L, Papadia A, Brugger RC, Weber B, Fischer T, Kahlert C, Saines KN, Cambou M, Kanellos P, Chen X, Yin M, Haessig A, Ackermann S, Baud D, Panchaud A. Maternal outcomes and risk factors for COVID-19 severity among pregnant women. Scientific Reports 2021, 11: 13898. PMID: 34230507, PMCID: PMC8260739, DOI: 10.1038/s41598-021-92357-y.Peer-Reviewed Original ResearchConceptsSevere maternal outcomesPregnant womenRisk factorsMaternal outcomesPulmonary comorbiditiesHypertensive disordersNeonatal outcomesSevere complicationsHigh riskSevere acute respiratory syndrome coronavirus 2Severe coronavirus disease-19Severe COVID-19 diseaseAcute respiratory syndrome coronavirus 2Neonatal intensive care unitSARS-CoV-2 infectionRespiratory syndrome coronavirus 2Immediate neonatal outcomeIntensive care unitSyndrome coronavirus 2COVID-19 severityCase-control studyCoronavirus disease-19SARS-CoV-2COVID-19 diseaseMaternal disease
2020
Stillbirth and fetal anomalies: secondary analysis of a case–control study
Son S, Allshouse A, Page J, Debbink M, Pinar H, Reddy U, Gibbins K, Stoll B, Parker C, Dudley D, Varner M, Silver R. Stillbirth and fetal anomalies: secondary analysis of a case–control study. BJOG An International Journal Of Obstetrics & Gynaecology 2020, 128: 252-258. PMID: 32946651, PMCID: PMC7902300, DOI: 10.1111/1471-0528.16517.Peer-Reviewed Original Research
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 regressionSmith–Lemli–Opitz Mutations in Unexplained Stillbirths
Gibbins KJ, Reddy UM, Saade GR, Goldenberg RL, Dudley DJ, Parker CB, Thorsten V, Pinar H, Bukowski R, Hogue CJ, Silver RM. Smith–Lemli–Opitz Mutations in Unexplained Stillbirths. American Journal Of Perinatology 2018, 35: 936-939. PMID: 29433144, PMCID: PMC6060008, DOI: 10.1055/s-0038-1626705.Peer-Reviewed Original ResearchConceptsUnexplained stillbirthLive birthsPopulation-based case-control studyCase-control studySmith-LemliAutosomal recessive syndromeObstetric complicationsHistologic featuresExon 3Placental tissueStillbirthRecessive syndromeDeoxyribonucleic acidStrong associationBidirectional sequencingDHCR7 mutationsCompound heterozygotesSyndromeCholesterol biosynthesisOpitz syndromeHomozygote frequencyBirthRepresentative sampleSLOS mutationsDHCR7
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
Factor V Leiden, prothrombin G20210A, and methylene tetrahydrofolate reductase mutations and stillbirth: the Stillbirth Collaborative Research Network
Silver RM, Saade GR, Thorsten V, Parker CB, Reddy UM, Drews-Botsch C, Conway D, Coustan D, Dudley DJ, Bukowski R, Hogue C, Pinar H, Varner MW, Goldenberg R, Willinger M. Factor V Leiden, prothrombin G20210A, and methylene tetrahydrofolate reductase mutations and stillbirth: the Stillbirth Collaborative Research Network. American Journal Of Obstetrics And Gynecology 2016, 215: 468.e1-468.e17. PMID: 27131585, DOI: 10.1016/j.ajog.2016.04.026.Peer-Reviewed Original ResearchConceptsFactor V LeidenStillbirth Collaborative Research NetworkCase-control studyHeritable thrombophiliaV LeidenProthrombin G20210AFetal thrombophiliaOdds ratioPAI-1 4G/4G polymorphismPopulation-based case-control studyMaternal factor V LeidenHomozygous factor V Leiden mutationFactor V Leiden mutationEvaluation of stillbirthTetrahydrofolate reductase mutationOdds of stillbirthV Leiden mutationTetrahydrofolate reductase C677TCollaborative research networksReductase C677TResearch NetworkMaternal thrombophiliaThrombophilia markersSingleton pregnanciesIncreased odds
2015
Cluster analysis of spontaneous preterm birth phenotypes identifies potential associations among preterm birth mechanisms
Esplin MS, Manuck TA, Varner MW, Christensen B, Biggio J, Bukowski R, Parry S, Zhang H, Huang H, Andrews W, Saade G, Sadovsky Y, Reddy UM, Ilekis J. Cluster analysis of spontaneous preterm birth phenotypes identifies potential associations among preterm birth mechanisms. American Journal Of Obstetrics And Gynecology 2015, 213: 429.e1-429.e9. PMID: 26070700, PMCID: PMC4556543, DOI: 10.1016/j.ajog.2015.06.011.Peer-Reviewed Original ResearchConceptsSpontaneous preterm birthDecidual hemorrhagePlacental dysfunctionProspective case-control multicenter studyCase-control multicenter studyPremature membrane ruptureGroup of womenCommon biologic pathwaysMaternal comorbiditiesPreterm singletonsPreterm birthWeeks' gestationMulticenter studyMaternal stressSecondary analysisBiologic pathwaysFamilial factorsGenetic factorsWomenPhenotypic profileGestationInfectionMembrane ruptureCommon mechanismPhenotypeThe 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 ResearchMeSH KeywordsAdultCase-Control StudiesFemaleGestational AgeHumansPhenotypePregnancyPremature BirthProspective StudiesRisk FactorsUnited StatesConceptsSpontaneous 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 systemThe association of beta‐2 adrenoceptor genotype with short‐cervix mediated preterm birth: a case–control study
Miller R, Smiley R, Thom E, Grobman W, Iams J, Mercer B, Saade G, Tita A, Reddy U, Rouse D, Sorokin Y, Blackwell S, Esplin, Tolosa J, Caritis, Network E. The association of beta‐2 adrenoceptor genotype with short‐cervix mediated preterm birth: a case–control study. BJOG An International Journal Of Obstetrics & Gynaecology 2015, 122: 1387-1394. PMID: 25600430, PMCID: PMC4508241, DOI: 10.1111/1471-0528.13243.Peer-Reviewed Original ResearchConceptsShort cervixCervical lengthAR genotypeMaternal-Fetal Medicine Units NetworkEunice Kennedy Shriver National InstituteNormal cervical lengthShort cervical lengthShort cervix groupPreterm birth riskCase-control studyRace/ethnicitySpontaneous PTBNulliparous womenPregnancy outcomesPreterm birthTransvaginal sonogramsPrimary outcomePTB riskSecond trimesterAncillary studiesChild healthBirth riskCervixAdrenoceptor genotypeControl groupA Genome‐Wide Association Study of Early Spontaneous Preterm Delivery
Zhang H, Baldwin DA, Bukowski RK, Parry S, Xu Y, Song C, Andrews WW, Saade GR, Esplin MS, Sadovsky Y, Reddy UM, Ilekis J, Varner M, Biggio JR, Research F. A Genome‐Wide Association Study of Early Spontaneous Preterm Delivery. Genetic Epidemiology 2015, 39: 217-226. PMID: 25599974, PMCID: PMC4366311, DOI: 10.1002/gepi.21887.Peer-Reviewed Original ResearchConceptsSpontaneous preterm birthMaternal single nucleotide polymorphismsSPTB casesPreterm birthValidation cohortSingle nucleotide polymorphismsEarly spontaneous preterm deliveryP-valueTerm controlsTerm delivery controlsSpontaneous preterm deliveryMother-infant pairsCase-control studyIndependent validation cohortRace/ethnicityPreterm deliveryInfant morbidityMaternal ageControl groupMultiple testing adjustmentMultiple comparisonsCohortBirthNucleotide polymorphismsGenome-wide association studies
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 pregnancyAssociation Between Stillbirth and Illicit Drug Use and Smoking During Pregnancy
Varner MW, Silver RM, Hogue C, Willinger M, Parker CB, Thorsten VR, Goldenberg RL, Saade GR, Dudley DJ, Coustan D, Stoll B, Bukowski R, Koch MA, Conway D, Pinar H, Reddy UM. Association Between Stillbirth and Illicit Drug Use and Smoking During Pregnancy. Obstetrics And Gynecology 2014, 123: 113-125. PMID: 24463671, PMCID: PMC3931517, DOI: 10.1097/aog.0000000000000052.Peer-Reviewed Original ResearchConceptsIllicit drug useCotinine assaysDrug useMaternal serum cotinine levelStillbirth Collaborative Research NetworkCannabis useSelf-reported smoking historyRisk of stillbirthLive-birth deliveriesSerum cotinine levelsCase-control studySecond-hand smokeUmbilical cord samplesIllicit drugsDose-response relationshipStillbirth deliverySmoking historyCotinine levelsMaternal serumSerum cotinineBirth deliveryCord homogenateSmoking useCord samplesStillbirth
2013
Bile acids in a multicenter, population-based case-control study of stillbirth
Silver RM, Parker CB, Goldenberg R, Reddy UM, Dudley DJ, Saade GR, Hogue CJ, Coustan D, Varner MW, Koch MA, Conway D, Bukowski R, Pinar H, Stoll B, Moore J, Willinger M. Bile acids in a multicenter, population-based case-control study of stillbirth. American Journal Of Obstetrics And Gynecology 2013, 210: 460.e1-460.e9. PMID: 24215860, PMCID: PMC4413928, DOI: 10.1016/j.ajog.2013.11.017.Peer-Reviewed Original ResearchConceptsPopulation-based case-control studyBile acid levelsCase-control studyLive birthsBile acidsStillbirth Collaborative Research NetworkAcid levelsBaseline risk factorsTerm live birthsPopulation-based studyCases of stillbirthTime of enrollmentProportion of womenMaternal serumClinical evidenceIntrahepatic cholestasisRisk factorsFetal anomaliesStillbirthElevated levelsWomenBirthSimilar proportionsCollaborative research networksResearch NetworkAntiphospholipid Antibodies in Stillbirth
Silver RM, Parker CB, Reddy UM, Goldenberg R, Coustan D, Dudley DJ, Saade GR, Stoll B, Koch MA, Conway D, Bukowski R, Hogue CJ, Pinar H, Moore J, Willinger M, Branch DW. Antiphospholipid Antibodies in Stillbirth. Obstetrics And Gynecology 2013, 122: 641-657. PMID: 23921873, PMCID: PMC5684877, DOI: 10.1097/aog.0b013e3182a1060e.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntibodies, AnticardiolipinBeta 2-Glycoprotein ICase-Control StudiesFemaleFetal DeathHumansPregnancyStillbirthYoung AdultConceptsI antibodiesPopulation-based case-control studyLive-birth deliveriesOdds of stillbirthCase-control studyIgM anticardiolipinStillbirth deliveryAntiphospholipid antibodiesMaternal serumBirth deliveryLive birthsStillbirthElevated levelsAntibodiesIgGDeliveryAnticardiolipinMulticenterImmunoglobulinSerum
2011
Stillbirth Collaborative Research Network: design, methods and recruitment experience
Parker CB, Hogue CJ, Koch MA, Willinger M, Reddy UM, Thorsten VR, Dudley DJ, Silver RM, Coustan D, Saade GR, Conway D, Varner MW, Stoll B, Pinar H, Bukowski R, Carpenter M, Goldenberg R, Network F. Stillbirth Collaborative Research Network: design, methods and recruitment experience. Paediatric And Perinatal Epidemiology 2011, 25: 425-435. PMID: 21819424, PMCID: PMC3665402, DOI: 10.1111/j.1365-3016.2011.01218.x.Peer-Reviewed Original ResearchConceptsStillbirth Collaborative Research NetworkPost-mortem examinationMaternal interviewsPlacental pathological examinationMedical record abstractionCase-control studyCase-control study participantsTime of deliveryHigher consent ratesGeographical catchment areasRecruitment experienceRecruitment hospitalChart abstractionProspective enrollmentPlacental pathologyRecord abstractionWeeks' gestationPathological examinationRisk factorsConsent ratesLivebirthsStillbirthClinical sitesStudy participantsAdditional surveillance