2018
Gastrointestinal Microbiota Disruption and Risk of Colonization With Carbapenem-resistant Pseudomonas aeruginosa in Intensive Care Unit Patients
Pettigrew MM, Gent JF, Kong Y, Halpin AL, Pineles L, Harris AD, Johnson JK. Gastrointestinal Microbiota Disruption and Risk of Colonization With Carbapenem-resistant Pseudomonas aeruginosa in Intensive Care Unit Patients. Clinical Infectious Diseases 2018, 69: 604-613. PMID: 30383203, PMCID: PMC6669284, DOI: 10.1093/cid/ciy936.Peer-Reviewed Original ResearchConceptsCarbapenem-resistant Pseudomonas aeruginosaIntensive care unit patientsCare unit patientsPiperacillin-tazobactamUnit patientsICU patientsMarker of riskMaryland Medical CenterRisk of colonizationRibosomal RNA gene sequencingRNA gene sequencingAdmission swabCRPA infectionPseudomonas aeruginosaICU admissionPatient characteristicsMicrobiota disruptionMedical CenterGastrointestinal tractAdditional swabsAntimicrobial exposureLower riskEvaluated associationsPatientsProtective role
2017
Risk Factors and Outcomes Associated with Multidrug-Resistant Acinetobacter baumannii upon Intensive Care Unit Admission
Blanco N, Harris AD, Rock C, Johnson JK, Pineles L, Bonomo RA, Srinivasan A, Pettigrew MM, Thom KA. Risk Factors and Outcomes Associated with Multidrug-Resistant Acinetobacter baumannii upon Intensive Care Unit Admission. Antimicrobial Agents And Chemotherapy 2017, 62: 10.1128/aac.01631-17. PMID: 29133567, PMCID: PMC5740370, DOI: 10.1128/aac.01631-17.Peer-Reviewed Original ResearchConceptsMedical intensive care unitSurgical intensive care unitIntensive care unitICU admissionRisk factorsCare unitIntensive care unit admissionBroad-spectrum antibiotic useMultidrug-resistant Acinetobacter baumanniiPositive clinical cultureCare unit admissionRetrospective cohort analysisAssociated risk factorsEmpirical antibiotic selectionInfection control practicesPrevalence of MDRMaryland Medical CenterPerirectal surveillance culturesImportant nosocomial pathogenUnit admissionAdult patientsICU typePrevious admissionsCurrent hospitalizationActive surveillance
2016
Pseudomonas aeruginosa Colonization in the Intensive Care Unit: Prevalence, Risk Factors, and Clinical Outcomes
Harris AD, Jackson SS, Robinson G, Pineles L, Leekha S, Thom KA, Wang Y, Doll M, Pettigrew MM, Johnson JK. Pseudomonas aeruginosa Colonization in the Intensive Care Unit: Prevalence, Risk Factors, and Clinical Outcomes. Infection Control And Hospital Epidemiology 2016, 37: 544-548. PMID: 26832307, PMCID: PMC4833506, DOI: 10.1017/ice.2015.346.Peer-Reviewed Original ResearchConceptsIntensive care unitPseudomonas aeruginosa colonizationRisk factorsICU admissionClinical culturesCurrent hospitalizationAeruginosa colonizationCare unitIntensive care unit admissionP. aeruginosaSurgical intensive care unitPositive clinical cultureCare unit admissionEmpirical antibiotic therapyTertiary care hospitalType of ICUSignificant risk factorsP. aeruginosa colonizationRapid diagnostic testingPerirectal surveillance culturesUnit admissionCohort studyAntibiotic therapyCare hospitalClinical outcomes
2014
Detection of livestock-associated methicillin-resistant Staphylococcus aureus among swine workers in Romania
Huang E, Gurzau AE, Hanson BM, Kates AE, Smith TC, Pettigrew MM, Spinu M, Rabinowitz PM. Detection of livestock-associated methicillin-resistant Staphylococcus aureus among swine workers in Romania. Journal Of Infection And Public Health 2014, 7: 323-332. PMID: 24821273, DOI: 10.1016/j.jiph.2014.03.008.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgricultureAnimal HusbandryAnimalsCarrier StateFemaleHumansLivestockMaleMethicillin-Resistant Staphylococcus aureusMiddle AgedMolecular TypingNasal MucosaOccupational ExposureOropharynxPrevalenceRomaniaStaphylococcal InfectionsStaphylococcal Protein ASurveys and QuestionnairesSwineConceptsLivestock-associated methicillin-resistant Staphylococcus aureusMethicillin-resistant Staphylococcus aureusLA-MRSASwine workersLivestock workersSpa type t034Commercial pig farmsCommunity-associated MRSA strainsPig farmsDevastating pathogenStaphylococcus aureusFarmsCommercial movementsSubstantial health risksMRSA carriersMRSA colonizationHigh morbidityRisk factorsMRSA strainsHealth statusBiosafety practicesCommunity contactsProduction facilitiesPathogensEpidemiology
2011
Behavioural sources of repeat Chlamydia trachomatis infections: importance of different sex partners
Niccolai LM, Livingston KA, Laufer AS, Pettigrew MM. Behavioural sources of repeat Chlamydia trachomatis infections: importance of different sex partners. Sexually Transmitted Infections 2011, 87: 248. PMID: 21212380, PMCID: PMC5438152, DOI: 10.1136/sti.2010.045484.Peer-Reviewed Original ResearchConceptsChlamydia trachomatis infectionRepeat infectionsNew sex partnerTrachomatis infectionSex partnersC. trachomatisRepeat Chlamydia trachomatis infectionsPopulation attributable risk percentageC. trachomatis infectionCumulative incidenceDifferent-sex partnersRisk percentageYounger ageInfectionBehavioral surveyBaselineDifferent genotypesTrachomatisWomenMolecular methodsGenotypesPatientsFollowIncidence