2015
Clinical and Molecular Epidemiology of Methicillin-Resistant Staphylococcus aureus in a Neonatal Intensive Care Unit in the Decade following Implementation of an Active Detection and Isolation Program
Nelson MU, Bizzarro MJ, Baltimore RS, Dembry LM, Gallagher PG. Clinical and Molecular Epidemiology of Methicillin-Resistant Staphylococcus aureus in a Neonatal Intensive Care Unit in the Decade following Implementation of an Active Detection and Isolation Program. Journal Of Clinical Microbiology 2015, 53: 2492-2501. PMID: 26019206, PMCID: PMC4508396, DOI: 10.1128/jcm.00470-15.Peer-Reviewed Original ResearchMeSH KeywordsDNA, BacterialEpidemiological MonitoringFemaleGenetic VariationGenotypeGenotyping TechniquesHumansInfantInfant, NewbornIntensive Care Units, NeonatalMaleMethicillin-Resistant Staphylococcus aureusMolecular EpidemiologyMolecular TypingRetrospective StudiesStaphylococcal InfectionsVirulence FactorsConceptsNeonatal intensive care unitMethicillin-resistant Staphylococcus aureusIntensive care unitMRSA colonizationMolecular epidemiologyCare unitStaphylococcal cassette chromosome mec type IIAccessory gene regulator (agr) groupsMRSA colonization rateToxic shock syndrome toxinAgr group 1Exfoliative toxin AStaphylococcus aureusPotential virulence factor genesVirulence factor genesMRSA infectionSignificant morbidityClinical differencesPatient daysPulsed-field gel electrophoresisToxin AUSA300 strainGroup 1Continued vigilanceInfectionNeonatal Sepsis 2004-2013: The Rise and Fall of Coagulase-Negative Staphylococci
Bizzarro MJ, Shabanova V, Baltimore RS, Dembry LM, Ehrenkranz RA, Gallagher PG. Neonatal Sepsis 2004-2013: The Rise and Fall of Coagulase-Negative Staphylococci. The Journal Of Pediatrics 2015, 166: 1193-1199. PMID: 25919728, PMCID: PMC4413005, DOI: 10.1016/j.jpeds.2015.02.009.Peer-Reviewed Original ResearchConceptsEarly-onset sepsisLate-onset sepsisNeonatal intensive care unitCoagulase-negative staphylococciIntensive care unitCare unitLevel IV neonatal intensive care unitEpisodes of sepsisLow birth weightInfection prevention initiativesInfection prevention effortsPercent of casesGroup B streptococciHospital courseSepsis episodesMost infantsBirth weightCommon organismB streptococciSepsisOutcome dataAdditional surveillancePrevention effortsStudy periodInfants
2014
Clinical and Laboratory Factors That Predict Death in Very Low Birth Weight Infants Presenting With Late-onset Sepsis
Levit O, Bhandari V, Li FY, Shabanova V, Gallagher PG, Bizzarro MJ. Clinical and Laboratory Factors That Predict Death in Very Low Birth Weight Infants Presenting With Late-onset Sepsis. The Pediatric Infectious Disease Journal 2014, 33: 143-146. PMID: 24418836, PMCID: PMC3917323, DOI: 10.1097/inf.0000000000000024.Peer-Reviewed Original ResearchConceptsLate-onset sepsisLow birth weight infantsBirth weight infantsIndependent risk factorLaboratory factorsWeight infantsVLBW infantsRisk factorsCases of LOSEpisodes of LOSRisk of LOSFungal LOSNeonatal intensive care unitMultivariate logistic regression analysisSepsis-related deathsIntensive care unitOnset of illnessSepsis-associated mortalityGram-positive infectionsLogistic regression analysisOnset of diseasePresentation of illnessComposite risk profileLaboratory signsNecrotizing enterocolitis
2013
Concurrent Bloodstream Infections in Infants with Necrotizing Enterocolitis
Bizzarro MJ, Ehrenkranz RA, Gallagher PG. Concurrent Bloodstream Infections in Infants with Necrotizing Enterocolitis. The Journal Of Pediatrics 2013, 164: 61-66. PMID: 24139563, DOI: 10.1016/j.jpeds.2013.09.020.Peer-Reviewed Original ResearchConceptsBloodstream infectionsPost-NECNegative bacilliLate-onset bloodstream infectionConcurrent bloodstream infectionHospital course dataMean gestational ageCases of NECDiagnosis of NECOnset of diseaseMicrobiologic etiologyUnderappreciated complicationMicrobiologic dataNecrotizing enterocolitisGestational ageRetrospective reviewSingle centerSurgical interventionBirth weightRisk factorsHigher oddsInfantsNECEnterocolitisInfection
2008
Changing Patterns in Neonatal Escherichia coli Sepsis and Ampicillin Resistance in the Era of Intrapartum Antibiotic Prophylaxis
Bizzarro MJ, Dembry LM, Baltimore RS, Gallagher PG. Changing Patterns in Neonatal Escherichia coli Sepsis and Ampicillin Resistance in the Era of Intrapartum Antibiotic Prophylaxis. Pediatrics 2008, 121: 689-696. PMID: 18381532, DOI: 10.1542/peds.2007-2171.Peer-Reviewed Original ResearchMeSH KeywordsAmpicillinAmpicillin ResistanceAntibiotic ProphylaxisBacteremiaEscherichia coliEscherichia coli InfectionsFemaleFollow-Up StudiesHumansIncidenceInfant, NewbornInfectious Disease Transmission, VerticalMaleMultivariate AnalysisOdds RatioPregnancyPregnancy Complications, InfectiousPrenatal CareProbabilityRetrospective StudiesRisk AssessmentSeverity of Illness IndexStatistics, NonparametricSurvival RateConceptsE. coli early-onset sepsisEarly-onset sepsisLate-onset sepsisYale-New Haven HospitalIntrapartum antibiotic prophylaxisAntibiotic prophylaxisColi sepsisLow birth weight infantsAmpicillin resistanceAntibiotic prophylaxis practiceIntrapartum antibiotic exposureBirth weight infantsE. coli sepsisIndependent risk factorEscherichia coli sepsisAmpicillin exposureAmpicillin-resistant E. coliProphylaxis practicesSepsis rateWeight infantsNeonatal sepsisPreterm infantsTerm infantsRetrospective reviewRisk factors
1999
Increasing incidence of Gram-negative rod bacteremia in a newborn intensive care unit
SHAH S, EHRENKRANZ R, GALLAGHER P. Increasing incidence of Gram-negative rod bacteremia in a newborn intensive care unit. The Pediatric Infectious Disease Journal 1999, 18: 591-595. PMID: 10440433, DOI: 10.1097/00006454-199907000-00005.Peer-Reviewed Original ResearchConceptsGNR bacteremiaCare unitNewborn Special Care UnitPercutaneous central venous cathetersNewborn intensive care unitYale-New Haven HospitalMaternal intrapartum antibioticsGram-negative rod bacteremiaDuration of hospitalizationCentral venous cathetersNegative rod bacteremiaIntensive care unitStepwise multivariate analysisSpecial care unitsNumber of admissionsIntrapartum antibioticsVenous cathetersRetrospective reviewOverall incidenceNeonatal careProspective studyPatient populationBacteremiaMultivariate analysisIncidence
1998
Complications of conjunctivitis caused by Pseudomonas aeruginosa in a newborn intensive care unit
SHAH S, GALLAGHER P. Complications of conjunctivitis caused by Pseudomonas aeruginosa in a newborn intensive care unit. The Pediatric Infectious Disease Journal 1998, 17: 97-102. PMID: 9493803, DOI: 10.1097/00006454-199802000-00004.Peer-Reviewed Original ResearchMeSH KeywordsConjunctivitisFemaleHumansInfant, NewbornIntensive Care Units, NeonatalMalePseudomonas aeruginosaPseudomonas InfectionsRetrospective StudiesConceptsSystemic complicationsMean birth weightEye diseaseCare unitGestational ageBirth weightEye infectionsLower mean birth weightNewborn Special Care UnitNewborn intensive care unitYale-New Haven HospitalAverage postnatal ageMean gestational ageOutcomes of infantsIntensive care unitSpecial care unitsP. aeruginosa infectionBrain abscessesPostnatal ageAeruginosa infectionComplicationsConjunctivitisInfantsInfectionEarly detection