2024
The early COVID-19 pandemic period and associated gestational weight gain
Madein A, Lundsberg L, Culhane J, Partridge C, Son M, Merriam A. The early COVID-19 pandemic period and associated gestational weight gain. Journal Of Perinatal Medicine 2024, 0 PMID: 39485230, DOI: 10.1515/jpm-2024-0088.Peer-Reviewed Original ResearchGestational weight gainGestational ageWeight gainAssociated with weight gainInstitute of MedicineMaternal weight gainWeight gain riskRetrospective cohort studyInstitute of Medicine recommendationsTertiary care hospitalNo significant differenceEarly pandemic periodCohort studyPrimary outcomeMedical record dataCare hospitalPandemic groupPandemic epochSignificant differenceLogistic regressionElectronic medical record dataExposure groupMultinominal logistic regressionPandemic periodAgeAssociation Between Intrapartum Nitrous Oxide for Labor Analgesia and Short-Term Neonatal Outcomes
Starosta A, Lundsberg L, Culhane J, Partridge C, Grechukhina O, Son M. Association Between Intrapartum Nitrous Oxide for Labor Analgesia and Short-Term Neonatal Outcomes. Obstetrics And Gynecology 2024, 143: 677-682. PMID: 38484306, DOI: 10.1097/aog.0000000000005554.Peer-Reviewed Original ResearchShort-term neonatal outcomesNeonatal intensive care unitNo analgesiaNeonatal outcomesApgar scoreLabor analgesiaComposite outcomeAdverse short-term neonatal outcomesNeonatal intensive care unit admissionSecondary outcomesSingle-center retrospective cohortRetrospective cohort study of individualsCohort study of individualsLow-risk patientsRetrospective cohort studyIntensive care unitElectronic medical recordsNitrous oxide useAnalgesia typeIntrapartum cesareanSingleton gestationsNICU admissionNitrous oxide exposureIntrapartum analgesiaNeonatal hyperbilirubinemiaCo-existing chronic hypertension and hypertensive disorders of pregnancy and associated adverse pregnancy outcomes
Sweeney L, Lundsberg L, Culhane J, Partridge C, Son M. Co-existing chronic hypertension and hypertensive disorders of pregnancy and associated adverse pregnancy outcomes. The Journal Of Maternal-Fetal & Neonatal Medicine 2024, 37: 2305675. PMID: 38290827, DOI: 10.1080/14767058.2024.2305675.Peer-Reviewed Original ResearchConceptsHypertensive disorders of pregnancyDisorders of pregnancyNeonatal outcomesChronic hypertensionHypertensive disordersIntensive care unitCesarean deliveryOdds of cesarean deliveryPregnant personsBlood pressureBivariate tests of associationHypertensive conditionsMaternal ICU admissionPreterm birth <Intensive care unit admissionAntihypertensive medication useBaseline clinical dataElectronic medical recordsTests of associationRetrospective cohort studySGA birthweightEligible peopleGestational ageMaternal comorbiditiesSingleton deliveries
2023
The association between a low 50-gram, 1-hour glucose challenge test value and neonatal morbidity
Ding J, Lundsberg L, Culhane J, Patridge C, Milley L, Son M. The association between a low 50-gram, 1-hour glucose challenge test value and neonatal morbidity. The Journal Of Maternal-Fetal & Neonatal Medicine 2023, 36: 2245527. PMID: 37558273, DOI: 10.1080/14767058.2023.2245527.Peer-Reviewed Original ResearchConceptsGlucose challenge test valuesTertiary care academic hospitalDiagnosis of GDMGlycemic screeningGCT valuesNICU admissionNeonatal outcomesMorbidity outcomesAcademic hospitalNeonatal intensive care unit admissionSingle tertiary care academic hospitalIntensive care unit admissionMultivariable logistic regression modelingComposite morbidity outcomeNeonatal morbidity outcomesCare unit admissionRetrospective cohort studyNewborns of mothersRisk of morbidityLogistic regression modelingEligible patientsUnit admissionAntenatal surveillanceGestational diabetesHypertensive disordersFetal 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 recordsLow-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 outcomePregnant Patients with a Documented History of Penicillin Allergy and Associated Maternal and Neonatal Outcomes at a Tertiary Care Center
Azmy V, Lundsberg L, Culhane J, Kwah J, Partridge C, Son M. Pregnant Patients with a Documented History of Penicillin Allergy and Associated Maternal and Neonatal Outcomes at a Tertiary Care Center. American Journal Of Perinatology 2023, 41: e2051-e2057. PMID: 37211008, DOI: 10.1055/a-2096-5002.Peer-Reviewed Original ResearchPenicillin allergy historyNon-β-lactam antibioticsPenicillin allergyNeonatal outcomesPregnant patientsAllergy historyPregnant individualsElectronic medical recordsMedical recordsMultivariable analysisPostpartum endometritisHigh riskLactam antibioticsSignificant differencesBad obstetric outcomeRetrospective cohort studyTertiary care centerPostnatal hospital stayWeeks of gestationLarge academic hospitalAssociated maternalEligible deliveriesHospital stayMaternal outcomesObstetric outcomesAntibiotic choice for Group B Streptococcus prophylaxis in mothers with reported penicillin allergy and associated newborn outcomes
Snider J, Mithal L, Kwah J, Rhodes N, Son M. Antibiotic choice for Group B Streptococcus prophylaxis in mothers with reported penicillin allergy and associated newborn outcomes. BMC Pregnancy And Childbirth 2023, 23: 400. PMID: 37254067, PMCID: PMC10228028, DOI: 10.1186/s12884-023-05697-0.Peer-Reviewed Original ResearchConceptsGroup B streptococcus prophylaxisReported penicillin allergyPenicillin allergyGBS prophylaxisLab drawsNeonatal outcomesNewborn outcomesAntibiotic administrationMedical recordsPregnant individualsIntrapartum group B streptococcus prophylaxisNeonatal intensive care unit admissionDesignThis retrospective cohort studyIntensive care unit admissionSelf-reported penicillin allergyNeonates of mothersCare unit admissionIntrapartum antibiotic prophylaxisRetrospective cohort studyWeeks of gestationMother-infant pairsMother-infant dyadsBeta-lactam antibioticsAntibiotic prophylaxisUnit admissionIntravenous iron for treatment of iron deficiency anemia during pregnancy and associated maternal outcomes
Burn M, Lundsberg L, Culhane J, Partridge C, Son M. Intravenous iron for treatment of iron deficiency anemia during pregnancy and associated maternal outcomes. The Journal Of Maternal-Fetal & Neonatal Medicine 2023, 36: 2192855. PMID: 36958808, DOI: 10.1080/14767058.2023.2192855.Peer-Reviewed Original ResearchConceptsIron deficiency anemiaMaternal morbidity compositeIntravenous ironMorbidity compositePotential confoundersElectronic medical recordsPregnant patientsTreatment courseDeficiency anemiaHigh-risk baseline characteristicsMultivariable logistic regression modellingRetrospective cohort studyFull treatment courseHospital electronic medical recordsIntensive care unitLogistic regression modellingGreater increaseMaternal morbidityMaternal outcomesNeonatal outcomesBaseline characteristicsCohort studyBlood transfusionPrimary outcomeTerm delivery
2022
Outpatient penicillin allergy evaluation during pregnancy and associated clinical outcomes
Kwah JH, Burn MS, Liao J, Cate J, Son M. Outpatient penicillin allergy evaluation during pregnancy and associated clinical outcomes. American Journal Of Obstetrics & Gynecology MFM 2022, 4: 100674. PMID: 35691578, DOI: 10.1016/j.ajogmf.2022.100674.Peer-Reviewed Original ResearchConceptsPenicillin allergy evaluationPenicillin allergyPregnant womenAllergy evaluationHospital stayNeonatal outcomesClinical benefitIntensive care unit admissionBirth hospitalization lengthUnverified penicillin allergyCare unit admissionNeonatal adverse outcomesRetrospective cohort studyMedical record reviewPostpartum hospital stayAdditional clinical benefitLarge academic hospitalElectronic medical recordsBeta-lactam antibioticsPostpartum infectionReferred womenUnit admissionMaternal outcomesCohort studyTrue allergyPostpartum Length of Stay and Hospital Readmission Before and During the Coronavirus Disease 2019 (COVID-19) Pandemic
Handley SC, Gallagher K, Lindgren E, Lo JY, Burris HH, Dysart KC, Greenspan J, Culhane JF, Son M. Postpartum Length of Stay and Hospital Readmission Before and During the Coronavirus Disease 2019 (COVID-19) Pandemic. Obstetrics And Gynecology 2022, 139: 381-390. PMID: 35115443, DOI: 10.1097/aog.0000000000004687.Peer-Reviewed Original ResearchConceptsCoronavirus disease 2019 (COVID-19) pandemicObstetric patientsHospital readmissionMode of deliveryPostpartum hospitalizationDisease 2019 pandemicHospitalization dischargeCOVID-19 pandemicRetrospective cohort studyWeeks of gestationDays of deliveryLogistic mixed-effects modelsCohort studyHospitalization lengthSecondary outcomesPrimary outcomeAdjusted analysisStudy cohortVaginal birthCesarean birthReadmissionPostpartum lengthPatientsHospitalizationMixed-effects models
2021
Birth Hospital Length of Stay and Rehospitalization During COVID-19
Handley SC, Gallagher K, Breden A, Lindgren E, Lo JY, Son M, Murosko D, Dysart K, Lorch SA, Greenspan J, Culhane JF, Burris HH. Birth Hospital Length of Stay and Rehospitalization During COVID-19. Pediatrics 2021, 149: e2021053498. PMID: 34889449, PMCID: PMC9645693, DOI: 10.1542/peds.2021-053498.Peer-Reviewed Original ResearchConceptsInfant rehospitalizationAdjusted odds ratioTerm infantsBirth hospitalization dischargeBirth hospitalization lengthHealthy term infantsRetrospective cohort studyCoronavirus disease 2019 eraDay of birthCOVID-19Hospitalization dischargePrepandemic eraHospital lengthMultivariable adjustmentCohort studyHospitalization lengthShorter LOSAdjusted analysisOdds ratioRehospitalizationInfantsHealth systemAdditional outcomesCOVID-19 eraMixed effects modelsCoronavirus Disease 2019 (COVID-19) Pandemic and Pregnancy Outcomes in a U.S. Population
Son M, Gallagher K, Lo JY, Lindgren E, Burris HH, Dysart K, Greenspan J, Culhane JF, Handley SC. Coronavirus Disease 2019 (COVID-19) Pandemic and Pregnancy Outcomes in a U.S. Population. Obstetrics And Gynecology 2021, 138: 542-551. PMID: 34433180, PMCID: PMC8454282, DOI: 10.1097/aog.0000000000004547.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 infectionAdverse pregnancy-related outcomesPregnancy-related outcomesCoronavirus disease 2019 (COVID-19) pandemicDisease 2019 pandemicPregnancy outcomesGestational ageSARS-CoV-2 testingDiverse U.S. cohortAdverse pregnancy outcomesRetrospective cohort studyPositive test resultsSARS-CoV-2 diagnosisSignificant differencesNegative test resultsHypertensive disordersPlacental abruptionBaseline characteristicsCohort studyPreterm birthPostpartum hemorrhagePregnant womenCesarean birthU.S. cohortPublic insurance
2018
Maternal Obstetric Complication Rates Remain High in Illinois: A Retrospective Study, 2010–2015
Roy A, Peaceman A, Son M, Feinglass J. Maternal Obstetric Complication Rates Remain High in Illinois: A Retrospective Study, 2010–2015. The Joint Commission Journal On Quality And Patient Safety 2018, 45: 24-30. PMID: 30121161, DOI: 10.1016/j.jcjq.2018.02.007.Peer-Reviewed Original ResearchConceptsSevere maternal morbidityMaternal morbidityMaternal complicationsCesarean deliveryDelivery complicationsComplication rateSevere maternal morbidity ratesStudy periodMaternal complication ratesMaternal morbidity ratesMaternal obstetric complicationsObstetric complication ratesObstetrics residency programsRetrospective cohort studyNinth Revision codesObstetric complicationsClinical characteristicsCohort studyPatient characteristicsChildbirth outcomesMorbidity ratePreventable complicationsRevision codesIllinois HospitalMorbidityAssociation Between Attempted External Cephalic Version and Perinatal Morbidity and Mortality
Son M, Roy A, Grobman WA, Miller ES. Association Between Attempted External Cephalic Version and Perinatal Morbidity and Mortality. Obstetrics And Gynecology 2018, 132: 365-370. PMID: 29995733, PMCID: PMC6060011, DOI: 10.1097/aog.0000000000002699.Peer-Reviewed Original ResearchConceptsNeonatal intensive care unit admissionIntensive care unit admissionComposite perinatal morbidityCare unit admissionPerinatal morbidityECV attemptWeeks of gestationUnit admissionMortality outcomesNeonatal anemiaLower mean body mass indexMean body mass indexExternal cephalic version attemptNeonatal therapeutic hypothermiaNonanomalous singleton gestationsRetrospective cohort studyTertiary care institutionBody mass indexExternal cephalic versionNonvertex presentationExpectant managementCohort studyFetal malpresentationSecondary outcomesSingleton gestations
2016
The association between intrauterine balloon tamponade duration and postpartum hemorrhage outcomes
Einerson BD, Son M, Schneider P, Fields I, Miller ES. The association between intrauterine balloon tamponade duration and postpartum hemorrhage outcomes. American Journal Of Obstetrics And Gynecology 2016, 216: 300.e1-300.e5. PMID: 27823918, DOI: 10.1016/j.ajog.2016.10.040.Peer-Reviewed Original ResearchConceptsIntrauterine balloon tamponadeIntensive care unit admissionCare unit admissionBlood product transfusionBalloon tamponadePostpartum feverPostpartum hemorrhageTamponade durationUnit admissionHospital lengthProduct transfusionBlood lossClinical outcomesMaternal intensive care unit admissionPacked red blood cellsMultivariable logistic regression modelHemorrhage-related outcomesMean hospital lengthRetrospective cohort studyFirst-line treatmentUterine artery embolizationLength of stayLack of associationLogistic regression modelsArtery embolization
2015
Clinical indication and timing of antenatal corticosteroid administration at a single centre
Levin HI, Ananth CV, Benjamin-Boamah C, Siddiq Z, Son M, Friedman AM. Clinical indication and timing of antenatal corticosteroid administration at a single centre. BJOG An International Journal Of Obstetrics & Gynaecology 2015, 123: 409-414. PMID: 26485686, DOI: 10.1111/1471-0528.13730.Peer-Reviewed Original ResearchConceptsAntenatal corticosteroidsMajority of womenPreterm birthACS administrationHypertensive disordersPreterm deliveryGestational ageAdministration of ACSOptimal timingAntenatal corticosteroid administrationPositive fetal fibronectinRetrospective cohort studySpontaneous preterm birthTertiary medical centerUltrasound cervical lengthSingleton preterm birthWeeks gestational ageAntenatal steroidsCervical lengthCorticosteroid administrationPreterm laborSteroid administrationCohort studyFetal fibronectinAsymptomatic women