2019
Cost-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
2016
Laboratory Monitoring of Antiretroviral Therapy for HIV Infection: Cost-Effectiveness and Budget Impact of Current and Novel Strategies
Ouattara EN, Robine M, Eholié SP, MacLean RL, Moh R, Losina E, Gabillard D, Paltiel AD, Danel C, Walensky RP, Anglaret X, Freedberg KA. Laboratory Monitoring of Antiretroviral Therapy for HIV Infection: Cost-Effectiveness and Budget Impact of Current and Novel Strategies. Clinical Infectious Diseases 2016, 62: 1454-1462. PMID: 26936666, PMCID: PMC4872286, DOI: 10.1093/cid/ciw117.Peer-Reviewed Original ResearchConceptsIncremental cost-effectiveness ratioAntiretroviral therapyHuman immunodeficiency virusImmunologic failureLaboratory monitoringAIDS Complications-International modelFirst-line antiretroviral therapyBudget impactSecond-line antiretroviral therapyMean CD4 countStandard of careCost-effectiveness ratioLaboratory test costsCD4 monitoringART initiationCD4 countHIV infectionVL monitoringClinical outcomesImmunodeficiency virusCôte d'IvoireMean timeLife expectancyTherapyVL strategiesSurvival benefits of antiretroviral therapy in Brazil: a model‐based analysis
Luz PM, Girouard MP, Grinsztejn B, Freedberg KA, Veloso VG, Losina E, Struchiner CJ, MacLean RL, Parker RA, Paltiel AD, Walensky RP. Survival benefits of antiretroviral therapy in Brazil: a model‐based analysis. Journal Of The International AIDS Society 2016, 19: 20623. PMID: 27029828, PMCID: PMC4814587, DOI: 10.7448/ias.19.1.20623.Peer-Reviewed Original ResearchConceptsAntiretroviral therapyHIV-positive patientsSurvival benefitART initiationEligible HIV-positive patientsProvision of ARTDramatic survival benefitsSubsequent ART regimensMean CD4 countLife expectancyNumber of patientsProjected life expectancyART regimensCD4 countHigher CD4HIV diseaseRegimen efficacyLife expectancy increasesEra 1PatientsTherapyNational programExpectancyCD4Regimens
2015
Cost-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 resistance
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
2012
Newer drugs and earlier treatment
Sloan CE, Champenois K, Choisy P, Losina E, Walensky RP, Schackman BR, Ajana F, Melliez H, Paltiel AD, Freedberg KA, Yazdanpanah Y. Newer drugs and earlier treatment. AIDS 2012, 26: 45-56. PMID: 22008655, PMCID: PMC3237010, DOI: 10.1097/qad.0b013e32834dce6e.Peer-Reviewed Original ResearchConceptsCD4 cell countAntiretroviral therapyHIV RNACD4 cellsHIV diseaseCells/Life expectancyCell countMean CD4 cell countMean age 38 yearsAge 38 yearsMedical resource utilizationLifetime costsUndiscounted life expectancyCost of careAIDS Complications (CEPAC) modelART initiationHIV CostRegimen costsAntiretroviral drugsART costsEarly treatmentCopies/High-income countriesEfficacious drugs
2010
Scaling Up the 2010 World Health Organization HIV Treatment Guidelines in Resource-Limited Settings: A Model-Based Analysis
Walensky RP, Wood R, Ciaranello AL, Paltiel AD, Lorenzana SB, Anglaret X, Stoler AW, Freedberg KA, Investigators F. Scaling Up the 2010 World Health Organization HIV Treatment Guidelines in Resource-Limited Settings: A Model-Based Analysis. PLOS Medicine 2010, 7: e1000382. PMID: 21209794, PMCID: PMC3014084, DOI: 10.1371/journal.pmed.1000382.Peer-Reviewed Original ResearchConceptsHIV treatment guidelinesART initiationTreatment guidelinesStage III/IV diseaseLong-term survival advantageEarly antiretroviral therapy initiationAntiretroviral therapy initiationLife expectancySouth African HIVResource limited settingsProjected life expectancyResource-limited settingsGreater life expectancyART regimensTherapy initiationAfrican HIVGuideline componentsSurvival advantageWHO recommendationsTenofovirRegimensStavudineSurvivalGuidelinesInitiation
2009
Racial and Sex Disparities in Life Expectancy Losses among HIV-Infected Persons in the United States: Impact of Risk Behavior, Late Initiation, and Early Discontinuation of Antiretroviral Therapy
Losina E, Schackman BR, Sadownik SN, Gebo KA, Walensky RP, Chiosi JJ, Weinstein MC, Hicks PL, Aaronson WH, Moore RD, Paltiel AD, Freedberg KA. Racial and Sex Disparities in Life Expectancy Losses among HIV-Infected Persons in the United States: Impact of Risk Behavior, Late Initiation, and Early Discontinuation of Antiretroviral Therapy. Clinical Infectious Diseases 2009, 49: 1570-1578. PMID: 19845472, PMCID: PMC2783631, DOI: 10.1086/644772.Peer-Reviewed Original ResearchConceptsEarly discontinuationHIV infectionAntiretroviral therapyYears of lifeLate initiationRisk behaviorsLate presentationHuman immunodeficiency virus (HIV) infectionHIV Research NetworkLate treatment initiationCohort of HIVImmunodeficiency virus infectionLife expectancyStandardized mortality ratioGeneral US populationHigh-risk profileYears of ageHigh-risk behaviorsSimilar demographic characteristicsRace/ethnicityART discontinuationART initiationCare concordantHispanic HIVAdvanced diseaseCost-Effectiveness of Preventing Loss to Follow-up in HIV Treatment Programs: A Côte d'Ivoire Appraisal
Losina E, Touré H, Uhler LM, Anglaret X, Paltiel AD, Balestre E, Walensky RP, Messou E, Weinstein MC, Dabis F, Freedberg KA, AIDS F, investigators A. Cost-Effectiveness of Preventing Loss to Follow-up in HIV Treatment Programs: A Côte d'Ivoire Appraisal. PLOS Medicine 2009, 6: e1000173. PMID: 19859538, PMCID: PMC2762030, DOI: 10.1371/journal.pmed.1000173.Peer-Reviewed Original ResearchConceptsHIV treatment programsResource-limited settingsPerson/yearART initiationAIDS Complications-International modelTreatment programWorld Health Organization criteriaAntiretroviral therapy initiationLTFU ratesHIV careTherapy initiationCumulative incidenceClinical benefitOrganization criteriaClinical impactLTFUPayer perspectiveCost of interventionInternational criteriaLife expectancyEfficacyInterventionPreventing LossCareSurvival lossWhen 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 therapy