2024
Design, rationale and protocol for Glycemic Observation and Metabolic Outcomes in Mothers and Offspring (GO MOMs): an observational cohort study
Group T, Scholtens D, LeBlanc E, Vesco K, Amy D, Bays K, Massimino S, Robinson S, Schell K, Walters G, Hillier T, Oshiro C, Cordero S, Howick C, Kim L, Martinez Y, Pishchalenko O, Wastlova V, Zork N, Mourad M, Lonier J, Reddy U, Acevedo J, Castillo J, Gomez M, Peguero B, Facco F, Feghali M, Bocan H, Stramowski S, Powe C, Edlow A, Barth W, Nathan D, Azevedo R, Baez A, Iroajanma C, Larkin M, Maya J, Michalopoulos C, Neamonitaki N, Thangthaeng N, Yee L, Lowe W, Grobman W, Szmuilowicz E, Aguirre A, Guevara E, Mallett G, Matos S, Tyagi S, Spadola A, Catalano P, Azimirad A, Werner E, Rouse D, Malloy M, Parra F, Sherr J, Merriam A, Bitterman S, Considine E, Leventhal J, Perley L, Rink L, Steffen A, Thompson B, Zgorski M, Steffes M, Arends V, Killeen A, Siddique J, Bustamante P, Cheung Y, Freeze C, Grott T, Kuang A, Tull M, Linder B. Design, rationale and protocol for Glycemic Observation and Metabolic Outcomes in Mothers and Offspring (GO MOMs): an observational cohort study. BMJ Open 2024, 14: e084216. PMID: 38851233, PMCID: PMC11163666, DOI: 10.1136/bmjopen-2024-084216.Peer-Reviewed Original ResearchConceptsLarge-for-gestational-age birth weightMetabolic outcomesLarge-for-gestational-ageDiagnosis of gestational diabetesOral glucose tolerance testAdverse pregnancy outcomesVanderbilt University Institutional Review BoardCourse of pregnancyObservational cohort studyGlucose tolerance testNational Institute of DiabetesDigestive and Kidney DiseasesGDM treatmentWeeks gestationDetect such abnormalitiesPerinatal outcomesGDM screeningInstitutional review boardGestational diabetesFirst-trimesterPregnancy outcomesEarly pregnancyGlucose abnormalitiesBirth weightPregnant adults
2023
Low-Dose Aspirin during Pregnancy and Postpartum Bleeding
White K, Son M, Lundsberg L, Culhane J, Partridge C, Reddy U, Merriam A. Low-Dose Aspirin during Pregnancy and Postpartum Bleeding. American Journal Of Perinatology 2023, 40: 1390-1397. PMID: 37211010, DOI: 10.1055/a-2096-5199.Peer-Reviewed Original ResearchConceptsLow-dose aspirinPostpartum blood lossTiming of discontinuationBlood lossPostpartum bleedingPostpartum hemorrhageLDA useUse of LDARed blood cell transfusionBlood cell transfusionRetrospective cohort studySystemic lupus erythematosusTime of deliveryDiagnosis of diabetesLogistic regression modelingElectronic medical recordsAspirin 81Ideal dosingPreeclampsia preventionCell transfusionDose aspirinCohort studyHypertensive diseaseLupus erythematosusPrimary outcome
2019
Severe maternal morbidity during delivery hospitalisation in a large international administrative database, 2008–2013: a retrospective cohort
Lipkind H, Zuckerwise L, Turner E, Collins J, Campbell K, Reddy U, Illuzi J, Merriam A. Severe maternal morbidity during delivery hospitalisation in a large international administrative database, 2008–2013: a retrospective cohort. BJOG An International Journal Of Obstetrics & Gynaecology 2019, 126: 1223-1230. PMID: 31100201, DOI: 10.1111/1471-0528.15818.Peer-Reviewed Original ResearchMeSH KeywordsAdultAustraliaCenters for Disease Control and Prevention, U.S.ComorbidityDatabases, FactualEnglandFemaleHospitalizationHumansMaternal AgeMaternal DeathMiddle AgedObstetric Labor ComplicationsPregnancyPregnancy ComplicationsPregnancy OutcomeRetrospective StudiesRisk FactorsUnited StatesYoung AdultConceptsSevere maternal morbidityMaternal morbidityDelivery hospitalisationRetrospective cohortRisk factorsSevere maternal morbidity ratesMaternal morbidity ratesAcute renal failureLife-threatening diagnosisAdvanced maternal ageLife-saving procedureLarge university hospitalChi-square testMorbidity variesPregnancy complicationsClinical characteristicsIntravascular coagulationRenal failureSevere morbidityMultivariable analysisMorbidity rateAdverse outcomesClinical differencesMaternal ageUniversity Hospital
2017
Risk for postpartum hemorrhage, transfusion, and hemorrhage-related morbidity at low, moderate, and high volume hospitals
Merriam AA, Wright JD, Siddiq Z, D’Alton M, Friedman AM, Ananth CV, Bateman BT. Risk for postpartum hemorrhage, transfusion, and hemorrhage-related morbidity at low, moderate, and high volume hospitals. The Journal Of Maternal-Fetal & Neonatal Medicine 2017, 31: 1025-1034. PMID: 28367647, PMCID: PMC6112239, DOI: 10.1080/14767058.2017.1306050.Peer-Reviewed Original ResearchConceptsNationwide Inpatient SamplePostpartum hemorrhageMajor risk factorRisk factorsMaternal morbidityHemorrhage risk assessmentHemorrhage-related morbidityHospital volume categoriesRate of hemorrhageSevere maternal morbidityHigh-volume hospitalsHigh delivery volumeObstetric volumeVolume hospitalsHospital volumePrimary outcomeInpatient SampleObstetrical careTransfusionAdjusted modelHemorrhageVolume categoriesDelivery volumeMorbidityRoutine useIs the Relationship between Short Interpregnancy Interval and Preterm Birth Related to a Short Cervix?
Govindappagari S, Zork N, Merriam A, Gyamfi-Bannerman C. Is the Relationship between Short Interpregnancy Interval and Preterm Birth Related to a Short Cervix? American Journal Of Perinatology 2017, 34: 922-926. PMID: 28320033, DOI: 10.1055/s-0037-1601310.Peer-Reviewed Original ResearchConceptsShort interpregnancy intervalInterpregnancy intervalShort cervixPreterm birthCervical lengthPreterm deliveryGroup 2Group 1Complete pregnancy outcome dataTransvaginal cervical lengthIndependent risk factorProspective cohort studyPregnancy outcome dataLogistic regression modelsCervical shorteningMultiparous patientsCohort studySecondary outcomesPrimary outcomeRegression modelsRisk factorsOutcome dataCervixSecondary analysisBirthTrends in operative vaginal delivery, 2005–2013: a population‐based study
Merriam A, Ananth C, Wright J, Siddiq Z, D'Alton M, Friedman A. Trends in operative vaginal delivery, 2005–2013: a population‐based study. BJOG An International Journal Of Obstetrics & Gynaecology 2017, 124: 1365-1372. PMID: 28236337, DOI: 10.1111/1471-0528.14553.Peer-Reviewed Original ResearchConceptsOperative vaginal deliveryPopulation-based studyVaginal deliveryVacuum deliveryOperative deliveryForceps deliveryOdds ratioNon-anomalous singleton gestationsMultivariable logistic regression modelStudy periodUS birth recordsWeeks of gestationLogistic regression modelsCaesarean deliveryRetrospective cohortSingleton gestationsPrimary outcomeUS birthsBirth recordsVacuum extractionForcepsDemographic characteristicsGestationLower ratesResident education
2015
Do Doppler Studies Enhance Surveillance of Uncomplicated Monochorionic Diamniotic Twins?
Pessel C, Merriam A, Vani K, Brubaker SG, Zork N, Zhang Y, Simpson LL, Gyamfi-Bannerman C, Miller R. Do Doppler Studies Enhance Surveillance of Uncomplicated Monochorionic Diamniotic Twins? Journal Of Ultrasound In Medicine 2015, 34: 569-575. PMID: 25792571, DOI: 10.7863/ultra.34.4.569.Peer-Reviewed Original ResearchConceptsUncomplicated monochorionic diamniotic twinsIntrauterine growth restrictionMonochorionic diamniotic twinsDoppler abnormalitiesGrowth discordancePrimary outcomeDoppler indicesDiamniotic twinsGrowth restrictionSonographic surveillanceTwin-twin transfusion syndromeAbnormal Doppler groupAbnormal Doppler indicesMCDA twin pregnanciesNormal Doppler indicesTwin growth discordanceTwin-specific complicationsUncomplicated MCDA pregnanciesAdverse pregnancy outcomesRetrospective cohort studyMiddle cerebral arteryPhysician practice patternsAntenatal admissionsAntenatal hospitalizationFetal concerns