2023
Severity of influenza-associated hospitalisations by influenza virus type and subtype in the USA, 2010–19: a repeated cross-sectional study
Sumner K, Masalovich S, O’Halloran A, Holstein R, Reingold A, Kirley P, Alden N, Herlihy R, Meek J, Yousey-Hindes K, Anderson E, Openo K, Monroe M, Leegwater L, Henderson J, Lynfield R, McMahon M, McMullen C, Angeles K, Spina N, Engesser K, Bennett N, Felsen C, Lung K, Shiltz E, Thomas A, Talbot H, Schaffner W, Swain A, George A, Rolfes M, Reed C, Garg S. Severity of influenza-associated hospitalisations by influenza virus type and subtype in the USA, 2010–19: a repeated cross-sectional study. The Lancet Microbe 2023, 4: e903-e912. PMID: 37769676, PMCID: PMC10872935, DOI: 10.1016/s2666-5247(23)00187-8.Peer-Reviewed Original ResearchMeSH KeywordsCross-Sectional StudiesHospitalizationHumansInfluenza A virusInfluenza A Virus, H1N1 SubtypeInfluenza A Virus, H3N2 SubtypeInfluenza B virusInfluenza VaccinesInfluenza, HumanUnited StatesConceptsInfluenza virus typeInfluenza-associated hospitalisationsInfluenza seasonInfluenza B virusICU admissionMechanical ventilationSevere outcomesOdds ratioVirus typeFluSurv-NETECMO useInfluenza vaccineB virusVirus infectionLaboratory-confirmed influenza virus infectionInfluenza Hospitalization Surveillance NetworkInfluenza B virus infectionPopulation-based surveillance systemComplete chart reviewEarly antiviral treatmentHospital-onset casesInfluenza-associated outcomesRepeated cross-sectional studyInfluenza vaccination statusB virus infection
2022
Epidemiology, Clinical Characteristics, and Outcomes of Influenza-Associated Hospitalizations in US Children Over 9 Seasons Following the 2009 H1N1 Pandemic
Kamidani S, Garg S, Rolfes MA, Campbell AP, Cummings CN, Haston JC, Openo KP, Fawcett E, Chai SJ, Herlihy R, Yousey-Hindes K, Monroe ML, Kim S, Lynfield R, Smelser C, Muse A, Felsen CB, Billing L, Thomas A, Talbot HK, Schaffner W, Risk I, Anderson EJ. Epidemiology, Clinical Characteristics, and Outcomes of Influenza-Associated Hospitalizations in US Children Over 9 Seasons Following the 2009 H1N1 Pandemic. Clinical Infectious Diseases 2022, 75: 1930-1939. PMID: 35438769, DOI: 10.1093/cid/ciac296.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentChildHospitalizationHumansInfantInfluenza A Virus, H1N1 SubtypeInfluenza, HumanPneumoniaSeasonsConceptsInfluenza Hospitalization Surveillance NetworkHospital mortality rateMechanical ventilationMortality rateIntensive care unit admissionRecent population-based dataCare unit admissionInfluenza vaccination ratesLaboratory-confirmed influenzaInfluenza-associated hospitalizationsMultivariable logistic regressionPopulation-based dataHospitalization incidence ratesMonths of ageUnit admissionAntiviral treatmentVaccination ratesRisk factorsIncidence rateHigher oddsUS childrenHospitalizationDisease controlLogistic regressionPneumonia
2021
Characteristics and Outcomes of Hospitalized Pregnant Women With Influenza, 2010 to 2019 : A Repeated Cross-Sectional Study.
Holstein R, Dawood FS, O'Halloran A, Cummings C, Ujamaa D, Daily Kirley P, Yousey-Hindes K, Fawcett E, Monroe ML, Kim S, Lynfield R, McMullen C, Muse A, Bennett NM, Billing LM, Sutton M, Thomas A, Talbot HK, Schaffner W, Risk I, Reed C, Garg S. Characteristics and Outcomes of Hospitalized Pregnant Women With Influenza, 2010 to 2019 : A Repeated Cross-Sectional Study. Annals Of Internal Medicine 2021, 175: 149-158. PMID: 34958603, DOI: 10.7326/m21-3668.Peer-Reviewed Original ResearchConceptsInfluenza-associated outcomesPregnant womenCross-sectional studyFetal outcomesHospital dischargeInfluenza seasonMechanical ventilationInfluenza Hospitalization Surveillance NetworkIntensive care unit admissionMedical chart abstractionRepeated cross-sectional studySevere maternal outcomesCare unit admissionLaboratory-confirmed influenzaReproductive-aged womenHospitalized pregnant womenInfluenza A H1N1Multivariable logistic regressionHigh-priority target groupUnit admissionHospital deathICU admissionMaternal outcomesChart abstractionClinical characteristics
2020
Spatial and temporal clustering of patients hospitalized with laboratory-confirmed influenza in the United States
Sloan C, Chandrasekhar R, Mitchel E, Ndi D, Miller L, Thomas A, Bennett NM, Chai S, Spencer M, Eckel S, Spina N, Monroe M, Anderson EJ, Lynfield R, Yousey-Hindes K, Bargsten M, Zansky S, Lung K, Schroeder M, N Cummings C, Garg S, Schaffner W, Lindegren ML. Spatial and temporal clustering of patients hospitalized with laboratory-confirmed influenza in the United States. Epidemics 2020, 31: 100387. PMID: 32371346, DOI: 10.1016/j.epidem.2020.100387.Peer-Reviewed Original ResearchConceptsRelative riskHospitalization burdenInfluenza Hospitalization Surveillance NetworkSocioeconomic factorsLaboratory-confirmed influenzaTiming of influenzaScan statistics analysisInfluenza seasonDisease burdenEpidemic timingSurveillance dataInfluenzaPandemic yearSpatial scan statisticSurveillance networkBurdenLocal socioeconomic factorsUnited StatesEpidemic intensityYearsPhase synchronyNational patternsPatientsSocioeconomicsFactors
2013
Patients Hospitalized With Laboratory-Confirmed Influenza During the 2010–2011 Influenza Season: Exploring Disease Severity by Virus Type and Subtype
Chaves SS, Aragon D, Bennett N, Cooper T, D'Mello T, Farley M, Fowler B, Hancock E, Kirley PD, Lynfield R, Ryan P, Schaffner W, Sharangpani R, Tengelsen L, Thomas A, Thurston D, Williams J, Yousey-Hindes K, Zansky S, Finelli L. Patients Hospitalized With Laboratory-Confirmed Influenza During the 2010–2011 Influenza Season: Exploring Disease Severity by Virus Type and Subtype. The Journal Of Infectious Diseases 2013, 208: 1305-1314. PMID: 23863950, DOI: 10.1093/infdis/jit316.Peer-Reviewed Original ResearchConceptsVirus type/subtypeAntiviral treatmentTypes/subtypesInfluenza seasonMedical conditionsNeuromuscular disordersOdds of severityPrompt antiviral treatmentChronic lung diseaseChronic metabolic diseaseHospitalized patientsIndependent predictorsMultivariable analysisInfluenza preventionLung diseasePopulation immunityB virusSevere diseaseHealthcare seekingMetabolic diseasesDisease severityVirus typeSurveillance dataVirus strainsPatientsEffect of the 2009 Influenza A(H1N1) Pandemic on Invasive Pneumococcal Pneumonia
Fleming-Dutra KE, Taylor T, Link-Gelles R, Garg S, Jhung MA, Finelli L, Jain S, Shay D, Chaves SS, Baumbach J, Hancock EB, Beall B, Bennett N, Zansky S, Petit S, Yousey-Hindes K, Farley MM, Gershman K, Harrison LH, Ryan P, Lexau C, Lynfield R, Reingold A, Schaffner W, Thomas A, Moore MR. Effect of the 2009 Influenza A(H1N1) Pandemic on Invasive Pneumococcal Pneumonia. The Journal Of Infectious Diseases 2013, 207: 1135-1143. PMID: 23303809, DOI: 10.1093/infdis/jit008.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedChildChild, PreschoolConfidence IntervalsDatabases, FactualFemaleHospitalizationHumansInfluenza A Virus, H1N1 SubtypeInfluenza, HumanMaleMiddle AgedOdds RatioPandemicsPneumonia, PneumococcalPoisson DistributionPopulation SurveillanceRisk FactorsSeasonsSeverity of Illness IndexStreptococcus pneumoniaeUnited StatesYoung Adult
2012
Increase in Rates of Hospitalization Due to Laboratory-Confirmed Influenza Among Children and Adults During the 2009–10 Influenza Pandemic
Cox CM, D'Mello T, Perez A, Reingold A, Gershman K, Yousey-Hindes K, Arnold KE, Farley MM, Ryan P, Lynfield R, Morin C, Baumbach J, Hancock EB, Zansky S, Bennett NM, Thomas A, Schaffner W, Finelli L, Network F. Increase in Rates of Hospitalization Due to Laboratory-Confirmed Influenza Among Children and Adults During the 2009–10 Influenza Pandemic. The Journal Of Infectious Diseases 2012, 206: 1350-1358. PMID: 23002448, DOI: 10.1093/infdis/jis517.Peer-Reviewed Original ResearchConceptsLaboratory-confirmed influenzaPrevious influenza seasonRate of hospitalizationInfluenza seasonEmerging Infections Program NetworkInfections Program NetworkPopulation-based surveillancePandemic of influenzaAdult age groupsUS Census Bureau dataMean rateH1N1 infectionHospitalization DueHospitalization ratesIncidence rateInfluenza pandemicAge groupsHospitalizationInfluenzaMonthsCensus Bureau dataSurveillanceAdultsEpisodesChildrenInfluenza-associated Hospitalizations by Industry, 2009–10 Influenza Season, United States - Volume 18, Number 4—April 2012 - Emerging Infectious Diseases journal - CDC
Luckhaupt SE, Sweeney MH, Funk R, Calvert GM, Nowell M, D'Mello T, Reingold A, Meek J, Yousey-Hindes K, Arnold KE, Ryan P, Lynfield R, Morin C, Baumbach J, Zansky S, Bennett NM, Thomas A, Schaffner W, Jones T. Influenza-associated Hospitalizations by Industry, 2009–10 Influenza Season, United States - Volume 18, Number 4—April 2012 - Emerging Infectious Diseases journal - CDC. Emerging Infectious Diseases 2012, 18: 556-562. PMID: 22469504, PMCID: PMC3309704, DOI: 10.3201/eid1804.110337.Peer-Reviewed Original Research
2011
Description of Antiviral Treatment Among Adults Hospitalized With Influenza Before and During the 2009 Pandemic: United States, 2005–2009
Doshi S, Kamimoto L, Finelli L, Perez A, Reingold A, Gershman K, Yousey-Hindes K, Arnold K, Ryan P, Lynfield R, Morin C, Baumbach J, Hancock EB, Bennett NM, Zansky S, Thomas A, Schaffner W, Fry AM. Description of Antiviral Treatment Among Adults Hospitalized With Influenza Before and During the 2009 Pandemic: United States, 2005–2009. The Journal Of Infectious Diseases 2011, 204: 1848-1856. PMID: 22013219, DOI: 10.1093/infdis/jir648.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overAmantadineAntiviral AgentsDrug Therapy, CombinationFemaleGuideline AdherenceHospitalizationHumansInfluenza A Virus, H1N1 SubtypeInfluenza, HumanMaleMiddle AgedOdds RatioOseltamivirPandemicsPractice Guidelines as TopicPractice Patterns, Physicians'PregnancyPregnancy Complications, InfectiousRimantadineUnited StatesYoung AdultZanamivirConceptsAntiviral treatmentPregnant womenHospitalized adultsActive population-based surveillanceEmerging Infections ProgramLaboratory-confirmed influenzaMedical record reviewPopulation-based surveillanceAntiviral recommendationsAntiviral useRecord reviewIllness onsetInfections ProgramInfluenza pandemicAntiviral agentsInfluenzaNegative predictorAdultsTreatmentWomenPandemicPatientsPregnancyCliniciansPersons