2024
Tobacco smoking, smoking cessation and life expectancy among people with HIV on antiretroviral therapy in South Africa: a simulation modelling study
Thielking A, Fitzmaurice K, Sewpaul R, Chrysanthopoulou S, Dike L, Levy D, Rigotti N, Siedner M, Wood R, Paltiel A, Freedberg K, Hyle E, Reddy K. Tobacco smoking, smoking cessation and life expectancy among people with HIV on antiretroviral therapy in South Africa: a simulation modelling study. Journal Of The International AIDS Society 2024, 27: e26315. PMID: 38924347, PMCID: PMC11197963, DOI: 10.1002/jia2.26315.Peer-Reviewed Original ResearchMeSH KeywordsAdultComputer SimulationFemaleHIV InfectionsHumansLife ExpectancyMaleMiddle AgedSmoking CessationSouth AfricaTobacco SmokingConceptsMortality hazard ratioSmoking cessationLife yearsNever smoking statusLife expectancyVirologically suppressed PWHSmoking statusTobacco smokeIntegrate tobacco cessation interventionsMortality riskHazard ratioTobacco cessation interventionsSmoking cessation increasesTobacco-related illnessesImpact of tobacco smokingAntiretroviral therapyMortality risk increaseProportion of deathsChronic respiratory conditionsImpact of smokingCohort of PWHVirological non-suppressionCessation interventionsVirologic suppressionHIV care
2022
Societal Cost of Opioid Use in Symptomatic Knee Osteoarthritis Patients in the United States
Huizinga JL, Stanley EE, Sullivan JK, Song S, Hunter DJ, Paltiel AD, Neogi T, Edwards RR, Katz JN, Losina E. Societal Cost of Opioid Use in Symptomatic Knee Osteoarthritis Patients in the United States. Arthritis Care & Research 2022, 74: 1349-1358. PMID: 33629485, PMCID: PMC8382774, DOI: 10.1002/acr.24581.Peer-Reviewed Original ResearchConceptsSymptomatic knee osteoarthritisOpioid use disorderOpioid useMcMaster Universities Osteoarthritis Index (WOMAC) pain scoreSymptomatic knee osteoarthritis patientsLong-term pain managementProlonged opioid usePublic health causeStrong opioid useSocietal costsKnee osteoarthritis patientsSocietal economic burdenDirect medical costsMedicare Current Beneficiary SurveyOsteoarthritis Policy ModelCriminal justice costsOUD prevalencePain scoresSD ageOpioid regimensPain managementKnee osteoarthritisOsteoarthritis patientsWestern OntarioMedical costs
2020
Novel microsimulation model of tobacco use behaviours and outcomes: calibration and validation in a US population
Reddy KP, Bulteel AJB, Levy DE, Torola P, Hyle EP, Hou T, Osher B, Yu L, Shebl FM, Paltiel AD, Freedberg KA, Weinstein MC, Rigotti NA, Walensky RP. Novel microsimulation model of tobacco use behaviours and outcomes: calibration and validation in a US population. BMJ Open 2020, 10: e032579. PMID: 32404384, PMCID: PMC7228509, DOI: 10.1136/bmjopen-2019-032579.Peer-Reviewed Original ResearchConceptsNational Health Interview SurveyCessation ratesQuit attemptsTobacco useMortality riskSmoking relapseSurveillance Modeling Network (CISNET) modelsNational Death IndexHealth Interview SurveyCigarette smoking behaviorNicotine product useExternal validationCumulative mortality curvesTobacco control policiesTobacco use behaviorsCurrent smokersDeath IndexSmoking prevalenceSustained abstinenceUS womenRelapseSmoking behaviorWomen/menUS populationNatural history
2019
Cost‐Effectiveness of Diet and Exercise for Overweight and Obese Patients With Knee Osteoarthritis
Losina E, Smith KC, Paltiel AD, Collins JE, Suter LG, Hunter DJ, Katz JN, Messier SP. Cost‐Effectiveness of Diet and Exercise for Overweight and Obese Patients With Knee Osteoarthritis. Arthritis Care & Research 2019, 71: 855-864. PMID: 30055077, PMCID: PMC6349519, DOI: 10.1002/acr.23716.Peer-Reviewed Original ResearchMeSH KeywordsAgedCaloric RestrictionComparative Effectiveness ResearchComputer SimulationCost-Benefit AnalysisExerciseFemaleHealth Care CostsHealthy LifestyleHumansMaleMiddle AgedModels, EconomicMonte Carlo MethodObesityOsteoarthritis, KneeQuality of LifeQuality-Adjusted Life YearsRisk Reduction BehaviorTime FactorsTreatment OutcomeWeight LossConceptsIncremental cost-effectiveness ratioProbabilistic sensitivity analysesKnee osteoarthritisObese patientsIntensive dietSocietal perspectiveHealth care sector perspectiveLifetime costsOsteoarthritis Policy ModelCost-effectiveness ratioIDEA trialPain reductionUsual careExercise programArthritis trialsTreatment strategiesLifetime horizonClinical practicePatientsOsteoarthritisOverweightQALYHealth care sectorWeight reductionDietCost-effectiveness and budget impact of immediate antiretroviral therapy initiation for treatment of HIV infection in Côte d’Ivoire: A model-based analysis
Ouattara EN, MacLean RL, Danel C, Borre ED, Gabillard D, Huang M, Moh R, Paltiel AD, Eholié SP, Walensky RP, Anglaret X, Freedberg KA. Cost-effectiveness and budget impact of immediate antiretroviral therapy initiation for treatment of HIV infection in Côte d’Ivoire: A model-based analysis. PLOS ONE 2019, 14: e0219068. PMID: 31247009, PMCID: PMC6597104, DOI: 10.1371/journal.pone.0219068.Peer-Reviewed Original ResearchConceptsIncremental cost-effectiveness ratioImmediate ARTImmediate ART initiationART initiationBudget impactLife expectancyImmediate antiretroviral therapy initiationDecrease HIV transmissionLate ART initiationModest budget impactAntiretroviral therapy initiationMedical resource useCost-effectiveness ratioCost-effectiveness analysisTherapy initiationHIV infectionHIV transmissionCôte d'IvoireART costsART efficacySTART trialCare budgetCD4CareOutcomes
2018
Cost-effectiveness of generic celecoxib in knee osteoarthritis for average-risk patients: a model-based evaluation
Losina E, Usiskin I, Smith S, Sullivan J, Smith K, Hunter D, Messier S, Paltiel A, Katz J. Cost-effectiveness of generic celecoxib in knee osteoarthritis for average-risk patients: a model-based evaluation. Osteoarthritis And Cartilage 2018, 26: 641-650. PMID: 29481917, PMCID: PMC6334297, DOI: 10.1016/j.joca.2018.02.898.Peer-Reviewed Original Research
2017
The Clinical and Economic Impact of Attaining National HIV/AIDS Strategy Treatment Targets in the United States
Borre ED, Hyle EP, Paltiel AD, Neilan AM, Sax PE, Freedberg KA, Weinstein MC, Walensky RP. The Clinical and Economic Impact of Attaining National HIV/AIDS Strategy Treatment Targets in the United States. The Journal Of Infectious Diseases 2017, 216: 798-807. PMID: 29029344, PMCID: PMC5853503, DOI: 10.1093/infdis/jix349.Peer-Reviewed Original ResearchMeSH KeywordsAnti-HIV AgentsComputer SimulationCost-Benefit AnalysisHealth PolicyHIV InfectionsHumansLife ExpectancyQuality of LifeUnited StatesConceptsNational HIV/AIDS StrategyIncremental cost-effectiveness ratioHuman immunodeficiency virusCost-effectiveness ratioUS National HIV/AIDS StrategyHIV/AIDS StrategyAntiretroviral therapy costsSubstantial clinical benefitHigh HIV prevalenceGeneral US populationYears of lifeVirologic suppressionViral suppressionClinical outcomesAdherence interventionsClinical benefitHIV prevalenceHIV transmissionImmunodeficiency virusMSM populationAIDS StrategyTherapy costsTreatment targetsUS populationBlack menAn Adaptive Approach to Locating Mobile HIV Testing Services
Gonsalves GS, Crawford FW, Cleary PD, Kaplan EH, Paltiel AD. An Adaptive Approach to Locating Mobile HIV Testing Services. Medical Decision Making 2017, 38: 262-272. PMID: 28699382, PMCID: PMC5748375, DOI: 10.1177/0272989x17716431.Peer-Reviewed Original ResearchMeSH KeywordsAlgorithmsBayes TheoremComputer SimulationHIV InfectionsHumansMass ScreeningMobile Health UnitsPrevalenceConceptsMobile HIV testingHIV testingMobile HIV testing servicesHIV testing resourcesUndetected HIV infectionHIV testing servicesCase detection ratePublic health agenciesUndiagnosed HIVHIV infectionHIV testHIV prevalenceUnknown prevalenceMore casesHealth agenciesDefinitions of hotspotsPrevalence informationTesting servicesPrevalenceSelection biasDetection rateSearch strategyHIV
2016
Cost‐Effectiveness of Tramadol and Oxycodone in the Treatment of Knee Osteoarthritis
Smith SR, Katz JN, Collins JE, Solomon DH, Jordan JM, Suter LG, Yelin EH, Paltiel AD, Losina E. Cost‐Effectiveness of Tramadol and Oxycodone in the Treatment of Knee Osteoarthritis. Arthritis Care & Research 2016, 69: 234-242. PMID: 27111538, PMCID: PMC5378156, DOI: 10.1002/acr.22916.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAnalgesics, OpioidComputer SimulationCost-Benefit AnalysisFemaleHumansMaleMiddle AgedOsteoarthritis, KneeOxycodoneTramadolConceptsIncremental cost-effectiveness ratioQuality-adjusted life yearsOA patientsTKA outcomesKnee OA patientsKnee osteoarthritis treatmentInfluence of opioidsOsteoarthritis Policy ModelCost-effectiveness ratioConservative treatmentPain reductionPain reliefPersistent painKnee osteoarthritisMean ageTKA utilizationTreatment optionsOsteoarthritis treatmentLife yearsOxycodoneTramadolTKALifetime costsOpioidsOutcomesImpact of Cigarette Smoking and Smoking Cessation on Life Expectancy Among People With HIV: A US-Based Modeling Study
Reddy KP, Parker RA, Losina E, Baggett TP, Paltiel AD, Rigotti NA, Weinstein MC, Freedberg KA, Walensky RP. Impact of Cigarette Smoking and Smoking Cessation on Life Expectancy Among People With HIV: A US-Based Modeling Study. The Journal Of Infectious Diseases 2016, 214: 1672-1681. PMID: 27815384, PMCID: PMC5144729, DOI: 10.1093/infdis/jiw430.Peer-Reviewed Original ResearchConceptsSmoking statusSmoking cessationUS smokersLife expectancyT-cell countsHIV treatment programsAge 40 yearsYears of lifeSex-specific dataAntiretroviral therapyInitial CD4Current smokersFormer smokersHIV diseaseHIV infectionCigarette smokingMortality riskSmokersHIVSmoke cigarettesYounger ageTreatment programCessation ageSmokingCessation
2015
Potential Clinical and Economic Value of Long-Acting Preexposure Prophylaxis for South African Women at High-Risk for HIV Infection
Walensky RP, Jacobsen MM, Bekker LG, Parker RA, Wood R, Resch SC, Horstman NK, Freedberg KA, Paltiel AD. Potential Clinical and Economic Value of Long-Acting Preexposure Prophylaxis for South African Women at High-Risk for HIV Infection. The Journal Of Infectious Diseases 2015, 213: 1523-1531. PMID: 26681778, PMCID: PMC4837902, DOI: 10.1093/infdis/jiv523.Peer-Reviewed Original ResearchConceptsStandard prepSouth African womenPreexposure prophylaxisHIV infectionHigh riskHuman immunodeficiency virus (HIV) infectionEffective prevention optionsAfrican womenImmunodeficiency virus infectionCost-saving interventionHIV infection riskYoung South African womenLikely clinical benefitInjectable PrEPPrEP formulationsEligible womenClinical benefitPotential ClinicalVirus infectionOutcome measuresPrEP strategiesProgram costsPrevention optionsSurvival rateGreater adherenceThe Lifetime Medical Cost Savings From Preventing HIV in the United States
Schackman BR, Fleishman JA, Su AE, Berkowitz BK, Moore RD, Walensky RP, Becker JE, Voss C, Paltiel AD, Weinstein MC, Freedberg KA, Gebo KA, Losina E. The Lifetime Medical Cost Savings From Preventing HIV in the United States. Medical Care 2015, 53: 293-301. PMID: 25710311, PMCID: PMC4359630, DOI: 10.1097/mlr.0000000000000308.Peer-Reviewed Original ResearchConceptsHIV infectionLifetime medical costsMedical costsUS health system perspectiveAntiretroviral treatment statusHIV disease treatmentHIV Research NetworkTransmission risk groupsCD4 cell countHigh-risk individualsHealth system perspectiveHIV prevention interventionsMedical cost savingsMedical Expenditure Panel SurveyLifetime cost estimatesRace/ethnicityPreexposure prophylaxisHIV diseaseHIV preventionRisk groupsPrevention interventionsAge 35High riskSecondary infectionTreatment statusCost-Effectiveness of Genotype Testing for Primary Resistance in Brazil
Luz PM, Morris BL, Grinsztejn B, Freedberg KA, Veloso VG, Walensky RP, Losina E, Nakamura YM, Girouard MP, Sax PE, Struchiner CJ, Paltiel AD. Cost-Effectiveness of Genotype Testing for Primary Resistance in Brazil. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2015, 68: 152-161. PMID: 25415289, PMCID: PMC4294967, DOI: 10.1097/qai.0000000000000426.Peer-Reviewed Original ResearchConceptsGenotype resistance testingART initiationAntiretroviral treatmentART costsGenotype testingEvandro Chagas Clinical Research InstituteResistance prevalenceFirst-line ART initiationHIV Clinical CohortHIV treatment guidelinesIncremental cost-effectiveness ratioBaseline patient characteristicsEffective antiretroviral treatmentART-naive individualsLife expectancyClinical Research InstituteCost-effectiveness ratioImmune recoveryCD4 countViral suppressionHIV diseasePatient characteristicsTreatment guidelinesMean agePrimary resistanceThe Clinical Role and Cost-Effectiveness of Long-Acting Antiretroviral Therapy
Ross EL, Weinstein MC, Schackman BR, Sax PE, Paltiel AD, Walensky RP, Freedberg KA, Losina E. The Clinical Role and Cost-Effectiveness of Long-Acting Antiretroviral Therapy. Clinical Infectious Diseases 2015, 60: 1102-1110. PMID: 25583979, PMCID: PMC4366583, DOI: 10.1093/cid/ciu1159.Peer-Reviewed Original ResearchConceptsDaily ART adherenceAnnual drug costsART adherenceLA-ARTAntiretroviral therapyDrug costsART-naive patientsDaily oral ARTHIV RNA suppressionSecond-line therapyFirst-line therapyFirst-line regimensHuman immunodeficiency virusDaily ARTOverall life expectancyHIV patientsAdherent patientsAvailable regimensART failureImmunodeficiency virusClinical rolePatientsRNA suppressionTherapyAnnual cost
2014
HIV Cure Strategies: How Good Must They Be to Improve on Current Antiretroviral Therapy?
Sax PE, Sypek A, Berkowitz BK, Morris BL, Losina E, Paltiel AD, Kelly KA, Seage GR, Walensky RP, Weinstein MC, Eron J, Freedberg KA. HIV Cure Strategies: How Good Must They Be to Improve on Current Antiretroviral Therapy? PLOS ONE 2014, 9: e113031. PMID: 25397616, PMCID: PMC4232561, DOI: 10.1371/journal.pone.0113031.Peer-Reviewed Original Research
2013
The Survival Benefits of Antiretroviral Therapy in South Africa
April MD, Wood R, Berkowitz BK, Paltiel AD, Anglaret X, Losina E, Freedberg KA, Walensky RP. The Survival Benefits of Antiretroviral Therapy in South Africa. The Journal Of Infectious Diseases 2013, 209: 491-499. PMID: 24307741, PMCID: PMC3903379, DOI: 10.1093/infdis/jit584.Peer-Reviewed Original ResearchConceptsSecond-line antiretroviral therapyAntiretroviral therapySurvival benefitAIDS Complications-International modelTotal survival benefitT-cell countsHuman immunodeficiency virusART initiationART rolloutUntreated patientsImmunodeficiency virusART availabilitySurvival differencesSuppressive efficacyCohortPatientsTherapyTotal numberRetention ratePersonsBenefits
2011
The potential impact of an HIV vaccine with rapidly waning protection on the epidemic in Southern Africa: Examining the RV144 trial results
Andersson KM, Paltiel AD, Owens DK. The potential impact of an HIV vaccine with rapidly waning protection on the epidemic in Southern Africa: Examining the RV144 trial results. Vaccine 2011, 29: 6107-6112. PMID: 21736912, PMCID: PMC3164284, DOI: 10.1016/j.vaccine.2011.06.076.Peer-Reviewed Original ResearchConceptsBooster vaccinationHIV prevalencePopulation coverage levelsRV144 trialHIV vaccineCondom useContinuous vaccinationHIV vaccine regimenPopulation HIV prevalenceDuration of protectionCoverage levelsRV144 vaccineVaccine regimenHIV infectionHeterosexual transmissionModest efficacyVaccine efficacyUnvaccinated populationVaccination strategiesPartial efficacyEfficacy vaccineLower riskVaccinationBooster strategyVaccineImpact of obesity and knee osteoarthritis on morbidity and mortality in older Americans.
Losina E, Walensky RP, Reichmann WM, Holt HL, Gerlovin H, Solomon DH, Jordan JM, Hunter DJ, Suter LG, Weinstein AM, Paltiel AD, Katz JN. Impact of obesity and knee osteoarthritis on morbidity and mortality in older Americans. Annals Of Internal Medicine 2011, 154: 217-26. PMID: 21320937, PMCID: PMC3260464, DOI: 10.7326/0003-4819-154-4-201102150-00001.Peer-Reviewed Original Research
2009
When to start antiretroviral therapy in resource-limited settings.
Walensky RP, Wolf LL, Wood R, Fofana MO, Freedberg KA, Martinson NA, Paltiel AD, Anglaret X, Weinstein MC, Losina E. When to start antiretroviral therapy in resource-limited settings. Annals Of Internal Medicine 2009, 151: 157-66. PMID: 19620143, PMCID: PMC3092478, DOI: 10.7326/0003-4819-151-3-200908040-00138.Peer-Reviewed Original ResearchMeSH KeywordsAdultAIDS-Related Opportunistic InfectionsAnti-HIV AgentsAnti-Infective AgentsCD4 Lymphocyte CountCohort StudiesComputer SimulationCost-Benefit AnalysisDecision TreesDisease ProgressionDrug Administration ScheduleHealth Care CostsHIV InfectionsHumansLife ExpectancySensitivity and SpecificitySouth AfricaTrimethoprim, Sulfamethoxazole Drug CombinationConceptsAntiretroviral therapyCD4 countLong-term survivalCells/LART initiationCells/L.ART initiation strategiesIncremental cost-effectiveness ratioSevere opportunistic diseaseDoris Duke Charitable FoundationLife expectancyCD4 count thresholdHIV treatment decisionsCost-effectiveness ratioInternational clinical trialsBase-case analysisResource-limited settingsYears of lifeCost-effectiveness analysisPerson's life expectancyObservational cohortCD4 thresholdHIV diseaseTreatment guidelinesEarly therapyHIV Preexposure Prophylaxis in the United States: Impact on Lifetime Infection Risk, Clinical Outcomes, and Cost-Effectiveness
Paltiel AD, Freedberg KA, Scott CA, Schackman BR, Losina E, Wang B, Seage GR, Sloan CE, Sax PE, Walensky RP. HIV Preexposure Prophylaxis in the United States: Impact on Lifetime Infection Risk, Clinical Outcomes, and Cost-Effectiveness. Clinical Infectious Diseases 2009, 48: 806-815. PMID: 19193111, PMCID: PMC2876329, DOI: 10.1086/597095.Peer-Reviewed Original Research