2020
Hospital variation in admissions to neonatal intensive care units by diagnosis severity and category
Haidari ES, Lee HC, Illuzzi JL, Phibbs CS, Lin H, Xu X. Hospital variation in admissions to neonatal intensive care units by diagnosis severity and category. Journal Of Perinatology 2020, 41: 468-477. PMID: 32801351, PMCID: PMC7427695, DOI: 10.1038/s41372-020-00775-z.Peer-Reviewed Original ResearchConceptsNeonatal intensive care unitNICU admission ratesIntensive care unitNICU admissionMild diagnosesCare unitHospital variationInterhospital variationAdmission ratesPatient/hospital characteristicsHospital discharge dataRisk-adjusted ratesWeeks' gestationNICU bedsBirth weightHospital characteristicsSevere diagnosisLive birthsMultivariable regressionAdmissionPotential overuseBirth certificatesDiagnosisHigher likelihoodDiagnosis severityUtility of Birth Certificate Data for Evaluating Hospital Variation in Admissions to NICUs
Haidari ES, Lee HC, Illuzzi JL, Lin H, Xu X. Utility of Birth Certificate Data for Evaluating Hospital Variation in Admissions to NICUs. Hospital Pediatrics 2020, 10: 190-194. PMID: 32005648, DOI: 10.1542/hpeds.2019-0116.Peer-Reviewed Original ResearchConceptsNICU admission ratesBirth certificate dataNICU admissionAdmission ratesHospital variationCertificate dataConcordance correlation coefficientSubset of hospitalsPotential overuseAdmissionHospitalLin's concordance correlation coefficientGold standardRank testService dataGood concordanceConcordanceConcordance coefficient
2019
Hospital Variation in Utilization and Success of Trial of Labor After a Prior Cesarean
Xu X, Lee H, Lin H, Lundsberg L, Campbell K, Lipkind H, Pettker C, Illuzzi J. Hospital Variation in Utilization and Success of Trial of Labor After a Prior Cesarean. Obstetric Anesthesia Digest 2019, 39: 190-190. DOI: 10.1097/01.aoa.0000603684.07921.7c.Peer-Reviewed Original ResearchCesarean deliveryTrial of laborElective repeat cesareanSuccess of trialNeonatal morbidityUterine rupturePrior cesareanHospital variationRepeat cesareanPatient preferencesPatient outcomesAmerican CollegeHospital supportCalifornia hospitalsSuccess rateTOLACCesareanTrialsRiskDeliveryContraindicationsMorbidityComplicationsGynecologistsObstetriciansLow‐Interventional Approaches to Intrapartum Care: Hospital Variation in Practice and Associated Factors
Lundsberg LS, Main EK, Lee HC, Lin H, Illuzzi JL, Xu X. Low‐Interventional Approaches to Intrapartum Care: Hospital Variation in Practice and Associated Factors. Journal Of Midwifery & Women's Health 2019, 65: 33-44. PMID: 31502407, DOI: 10.1111/jmwh.13017.Peer-Reviewed Original ResearchConceptsIntrapartum careMultivariable logistic regressionHigh intervention groupLow-intervention groupMedical-legal concernsIntrapartum practicesNewborn morbidityHospital variationCesarean birthAssociated FactorsPatient outcomesInterventional approachesProcedure ratesAmerican CollegeHospital useHospital's likelihoodHospital groupHospitalBivariate analysisLogistic regressionMidwifery modelCalifornia hospitalsCareLatent class analysisHospital culture
2018
Hospital variation in utilization and success of trial of labor after a prior cesarean
Xu X, Lee HC, Lin H, Lundsberg LS, Campbell KH, Lipkind HS, Pettker CM, Illuzzi JL. Hospital variation in utilization and success of trial of labor after a prior cesarean. American Journal Of Obstetrics And Gynecology 2018, 220: 98.e1-98.e14. PMID: 30278176, DOI: 10.1016/j.ajog.2018.09.034.Peer-Reviewed Original ResearchMeSH KeywordsAdultCaliforniaCesarean SectionCohort StudiesDatabases, FactualFemaleGestational AgeHospitals, High-VolumeHospitals, Low-VolumeHumansInfant, NewbornMaternal AgePatient SafetyPregnancyPregnancy OutcomeRetrospective StudiesRisk AssessmentTrial of LaborUterine RuptureVaginal Birth after CesareanConceptsSuccess of trialCesarean deliveryTrial of laborHospital variationSuccess rateLow success rateNewborn hospital discharge recordsPatient clinical risk factorsSevere unexpected newborn complicationsNewborn respiratory complicationsUnexpected newborn complicationsClinical risk factorsPrior cesarean deliveryHospital discharge recordsPatient case mixBirth certificate dataMidwife-attended birthsAnesthesia availabilityNewborn infectionRespiratory complicationsUterine ruptureNewborn morbidityPrior cesareanNewborn complicationsVaginal birthOptimal maternal and neonatal outcomes and associated hospital characteristics
Campbell KH, Illuzzi JL, Lee HC, Lin H, Lipkind HS, Lundsberg LS, Pettker CM, Xu X. Optimal maternal and neonatal outcomes and associated hospital characteristics. Birth 2018, 46: 289-299. PMID: 30251270, DOI: 10.1111/birt.12400.Peer-Reviewed Original ResearchMeSH KeywordsAdultBirth CertificatesCaliforniaCesarean SectionFemaleGestational AgeHospitalsHumansInfant, NewbornInfant, Newborn, DiseasesMorbidityObstetric Labor ComplicationsObstetricsPatient DischargePoisson DistributionPregnancyQuality Indicators, Health CareRegression AnalysisRisk FactorsYoung AdultConceptsRisk-standardized ratesMorbidity rateNeonatal outcomesObstetrical performancePatient clinical risk factorsFuture quality improvement effortsMaternal morbidity ratesNeonatal morbidity ratesProcedures/surgeriesSevere newborn morbiditySevere maternal morbidityClinical risk factorsShock/resuscitationHospital discharge recordsMaternal-newborn outcomesQuality improvement effortsPrevalent morbidityMaternal morbidityNeonatal morbidityRespiratory complicationsIntravascular coagulationNewborn morbidityHeart failureTerm birthsHospital variation
2017
Hospital variation in cost of childbirth and contributing factors: a cross‐sectional study
Xu X, Lee H, Lin H, Lundsberg L, Pettker C, Lipkind H, Illuzzi J. Hospital variation in cost of childbirth and contributing factors: a cross‐sectional study. BJOG An International Journal Of Obstetrics & Gynaecology 2017, 125: 829-839. PMID: 29090498, DOI: 10.1111/1471-0528.15007.Peer-Reviewed Original ResearchConceptsChildbirth hospitalisationsHospital variationObstetric interventionsHospital variancePatient clinical risk factorsSevere maternal morbiditySevere newborn morbidityClinical risk factorsMaternal sociodemographic characteristicsHospital discharge dataCross-sectional studyUrban-rural statusCross-sectional analysisCosts of childbirthHigh-cost hospitalsVertex birthsMaternal morbidityCaesarean deliveryNewborn morbidityBirth attendantsRisk factorsHospital typeCare capacityHospitalisationBetter outcomes
2016
Variation in Hospital Intrapartum Practices and Association With Cesarean Rate
Lundsberg LS, Illuzzi JL, Gariepy AM, Sheth SS, Pettker CM, Lee HC, Lipkind HS, Xu X. Variation in Hospital Intrapartum Practices and Association With Cesarean Rate. Journal Of Obstetric Gynecologic & Neonatal Nursing 2016, 46: 5-17. PMID: 27886948, DOI: 10.1016/j.jogn.2016.07.011.Peer-Reviewed Original ResearchConceptsCesarean rateIntrapartum practicesIntrapartum interventionsIntrapartum careLow-risk womenLower cesarean ratesRegular reviewHospital cesarean rateCross-sectional surveyRank sum testKendall's tau-b correlation coefficientLiberal indicationsLabor inductionVaginal birthHospital variationNewborn careAntibody screenCesarean birthIntravenous lineObstetric servicesHospital characteristicsEligible hospitalsMassachusetts hospitalsFetal monitoringClinical staff