2024
Changing patterns of routine laboratory testing over time at children's hospitals
Tchou M, Hall M, Markham J, Stephens J, Steiner M, McCoy E, Aronson P, Shah S, Molloy M, Cotter J. Changing patterns of routine laboratory testing over time at children's hospitals. Journal Of Hospital Medicine 2024, 19: 671-679. PMID: 38643414, PMCID: PMC11296890, DOI: 10.1002/jhm.13372.Peer-Reviewed Original ResearchTesting ratesChildren's hospitalED revisitsLength of stayRetrospective cohort study of children aged 0Study of children aged 0Annual testing ratesLaboratory testing ratesPediatric Health Information System databaseHealth Information System databaseChildren aged 0Case mix indexInformation System databaseResource utilization trendsRetrospective cohort studyAged 0Group hospitalsPatient daysReadmission ratesPatient outcomesSeparate hospitalsHospitalSystem databaseUtilization trendsMulti-centerPhlebotomy‐free days in children hospitalized with common infections and their association with clinical outcomes
Collins M, Hall M, Shah S, Molloy M, Aronson P, Cotter J, Steiner M, McCoy E, Tchou M, Stephens J, Markham J. Phlebotomy‐free days in children hospitalized with common infections and their association with clinical outcomes. Journal Of Hospital Medicine 2024, 19: 251-258. PMID: 38348499, PMCID: PMC11155307, DOI: 10.1002/jhm.13282.Peer-Reviewed Original ResearchCare of hospitalized childrenHospital quality measuresCross-sectional study of childrenPatient Refined Diagnosis Related GroupsPediatric Health Information System databaseHealth Information System databaseCross-sectional studyClinical outcomesDiagnosis Related GroupsInformation System databaseInterhospital transferIn-hospital mortalityMedical complexityStudy of childrenLaboratory blood testsTotal hospital LOSAssociated with outcomeAdjustment outcomesBlood testsOsteoarticular infectionsHospitalSystem databaseHospital LOSQuality measuresRelated groups
2023
Variation in stool testing for children with acute gastrointestinal infections
Markham J, Hall M, Collins M, Shah S, Molloy M, Aronson P, Cotter J, Steiner M, McCoy E, Tchou M, Stephens J. Variation in stool testing for children with acute gastrointestinal infections. Journal Of Hospital Medicine 2023, 18: 473-482. PMID: 36988413, PMCID: PMC11340271, DOI: 10.1002/jhm.13087.Peer-Reviewed Original ResearchConceptsAcute gastrointestinal infectionsStool testingLength of stayGastrointestinal infectionsHospitalized childrenTesting ratesUtilization outcomesPediatric Health Information System databaseHealth Information System databaseOverall testing rateCross-sectional studyStool studiesDiagnostic stewardshipAcute careChildren's HospitalInformation System databaseMAIN OUTCOMEHospitalInfectionIndividual hospitalsOutcomesSignificant differencesChildrenSystem databaseTesting group
2022
Variation in bacterial pneumonia diagnoses and outcomes among children hospitalized with lower respiratory tract infections
Cotter J, Hall M, Shah S, Molloy M, Markham J, Aronson P, Stephens J, Steiner M, McCoy E, Collins M, Tchou M. Variation in bacterial pneumonia diagnoses and outcomes among children hospitalized with lower respiratory tract infections. Journal Of Hospital Medicine 2022, 17: 872-879. PMID: 35946482, PMCID: PMC11366396, DOI: 10.1002/jhm.12940.Peer-Reviewed Original ResearchConceptsBacterial community-acquired pneumoniaLower respiratory tract infectionsCommunity-acquired pneumoniaRespiratory tract infectionsProportion of childrenTract infectionsDiagnosis groupsMulticenter cross-sectional studyLength of stayCross-sectional studyCause revisitsClinical outcomesBlood testsChildren's HospitalViral causeCaP diagnosisChest radiographsMAIN OUTCOMEMultivariable regressionPneumonia diagnosisHospitalDiagnosisOutcomesReadmissionSignificant differences
2019
A Prediction Model to Identify Febrile Infants ≤60 Days at Low Risk of Invasive Bacterial Infection
Aronson PL, Shabanova V, Shapiro ED, Wang ME, Nigrovic LE, Pruitt CM, DePorre AG, Leazer RC, Desai S, Sartori LF, Marble RD, Rooholamini SN, McCulloh RJ, Woll C, Balamuth F, Alpern ER, Shah SS, Williams DJ, Browning WL, Shah N, Neuman MI. A Prediction Model to Identify Febrile Infants ≤60 Days at Low Risk of Invasive Bacterial Infection. Pediatrics 2019, 144: e20183604. PMID: 31167938, PMCID: PMC6615531, DOI: 10.1542/peds.2018-3604.Peer-Reviewed Original ResearchConceptsInvasive bacterial infectionsAbsolute neutrophil countFebrile infantsControl patientsNeutrophil countUrinalysis resultsBacterial infectionsAbnormal urinalysis resultsNormal urinalysis resultsComplex chronic conditionsCase-control studyMultiple logistic regressionDate of visitEmergency departmentChronic conditionsCerebrospinal fluidLower riskInfantsLogistic regressionPatientsHospitalScoresInfectionDaysLow probability
2018
Time to Pathogen Detection for Non-ill Versus Ill-Appearing Infants ≤60 Days Old With Bacteremia and Meningitis
Aronson PL, Wang ME, Nigrovic LE, Shah SS, Desai S, Pruitt CM, Balamuth F, Sartori L, Marble RD, Rooholamini SN, Leazer RC, Woll C, DePorre AG, Neuman MI. Time to Pathogen Detection for Non-ill Versus Ill-Appearing Infants ≤60 Days Old With Bacteremia and Meningitis. Hospital Pediatrics 2018, 8: 379-384. PMID: 29954839, PMCID: PMC6145376, DOI: 10.1542/hpeds.2018-0002.Peer-Reviewed Original ResearchConceptsBacterial meningitisCerebrospinal fluidOverall low prevalenceIll appearanceChildren's HospitalClinical appearanceEmergency departmentBlood culturesMedical recordsBacteremiaLow prevalenceMeningitisInfantsDay oldsMicrobiology laboratoryDemographic characteristicsBloodPathogen detectionHospitalBacterial pathogensHoursLower proportionDaysPathogensInfection