2007
Early immunologic and virologic responses to highly active antiretroviral therapy and subsequent disease progression among HIV-infected injection drug users
Mehta S, Lucas G, Astemborski J, Kirk G, Vlahov D, Galai N. Early immunologic and virologic responses to highly active antiretroviral therapy and subsequent disease progression among HIV-infected injection drug users. AIDS Care 2007, 19: 637-645. PMID: 17505924, DOI: 10.1080/09540120701235644.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntiretroviral Therapy, Highly ActiveDisease ProgressionFemaleHIV InfectionsHumansMaleMiddle AgedSubstance Abuse, IntravenousSurvival AnalysisTreatment OutcomeConceptsInjection drug usersActive antiretroviral therapyRisk of progressionVirologic responseTreatment interruptionImmunologic responseAntiretroviral therapyCommunity-based injection drug usersDrug usersMultiple Cox regression analysisRecent outpatient visitYears of HAARTCox regression analysisInjection drug useNew AIDS diagnosesSubsequent disease progressionEarly responseHAART initiationHAART initiatorsHIV careOutpatient visitsCox regressionPrognostic valueAIDS diagnosisPoor response
2006
Physical activity in a cohort of HIV-positive and HIV-negative injection drug users
Smit E, Crespo C, Semba R, Jaworowicz D, Vlahov D, Ricketts E, Ramirez-Marrero F, Tang A. Physical activity in a cohort of HIV-positive and HIV-negative injection drug users. AIDS Care 2006, 18: 1040-1045. PMID: 17012097, DOI: 10.1080/09540120600580926.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntiretroviral Therapy, Highly ActiveCohort StudiesCross-Sectional StudiesEnergy MetabolismExerciseFemaleHIV SeronegativityHIV SeropositivityHumansMaleMiddle AgedSubstance Abuse, IntravenousConceptsInjection drug usersHIV-positive participantsHIV-positive injection drug usersInjection drug useHIV-negativeVigorous activityPhysical activityDrug usersDrug usePaffenbarger Physical Activity QuestionnaireRecent injection drug usersHIV-negative injection drug usersIntravenous Experience cohortActive antiretroviral therapyCohort of HIVHIV-negative participantsPhysical Activity QuestionnairePhysical activity levelsAntiretroviral therapyHIV infectionViral loadHIV treatmentActivity QuestionnaireAnthropometric measurementsEnergy expenditure
2005
Sexual Risk Behavior Among Injection Drug Users Before Widespread Availability of Highly Active Antiretroviral Therapy
Rusch M, Farzadegan H, Tarwater P, Safaeian M, Vlahov D, Strathdee S. Sexual Risk Behavior Among Injection Drug Users Before Widespread Availability of Highly Active Antiretroviral Therapy. AIDS And Behavior 2005, 9: 289-299. PMID: 16133905, DOI: 10.1007/s10461-005-9003-4.Peer-Reviewed Original ResearchMeSH KeywordsAdultAIDS SerodiagnosisAntiretroviral Therapy, Highly ActiveBaltimoreCohort StudiesCondomsCounselingFemaleHIV InfectionsHumansLongitudinal StudiesMaleRisk-TakingSexual BehaviorSubstance Abuse, IntravenousConceptsInjection drug usersCondom useAntiretroviral therapyHIV testingDrug usersEligible injection drug usersRisk behaviorsActive antiretroviral therapyInconsistent condom useSexual risk behaviorsIDU cohortHIV transmissionRetrospective analysisLower riskStudy exposureSexual riskLong-term studiesTherapySignificant changesCounselingRiskExposureLogistic modelWidespread availabilityCohortThe relationship between non‐injection drug use behaviors on progression to AIDS and death in a cohort of HIV seropositive women in the era of highly active antiretroviral therapy use
Kapadia F, Cook J, Cohen M, Sohler N, Kovacs A, Greenblatt R, Choudhary I, Vlahov D. The relationship between non‐injection drug use behaviors on progression to AIDS and death in a cohort of HIV seropositive women in the era of highly active antiretroviral therapy use. Addiction 2005, 100: 990-1002. PMID: 15955015, PMCID: PMC3128378, DOI: 10.1111/j.1360-0443.2005.01098.x.Peer-Reviewed Original ResearchConceptsNon-injection drug useWomen's Interagency HIV StudyHIV progressionMultivariate analysisActive antiretroviral therapy (HAART) eraActive antiretroviral therapy (HAART) useMultivariate Cox proportional hazardsAntiretroviral therapy eraAntiretroviral therapy useFormer usersHIV-seropositive womenProspective cohort studyCells/Cox proportional hazardsDrug use behaviorsUse of stimulantsCause deathHAART initiationHAART utilizationTherapy eraCause mortalityHAART useSeropositive womenAIDS eventsCohort study
2004
Increase in Sexual Risk Behavior Associated with Immunologic Response to Highly Active Antiretroviral Therapy among HIV-Infected Injection Drug Users
Tun W, Gange S, Vlahov D, Strathdee S, Celentano D. Increase in Sexual Risk Behavior Associated with Immunologic Response to Highly Active Antiretroviral Therapy among HIV-Infected Injection Drug Users. Clinical Infectious Diseases 2004, 38: 1167-1174. PMID: 15095224, DOI: 10.1086/383033.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnti-HIV AgentsAntiretroviral Therapy, Highly ActiveCD4 Lymphocyte CountCohort StudiesFemaleHIV InfectionsHIV-1HumansMaleNeedle SharingRisk-TakingSafe SexSubstance Abuse, IntravenousConceptsInjection drug usersActive antiretroviral therapyHAART initiationCell countAntiretroviral therapyDrug usersSexual intercourseRisk reduction counselingHuman immunodeficiency virusLarge cohort studyDrug injection behaviorInjection of drugsUnprotected sexual intercourseSemiannual visitsReduction counselingCohort studyHIV infectionHIV serostatusImmunodeficiency virusImmunologic responseNeedle sharingBlood samplesSurvival analysisRisk behaviorsCD4
2002
Highly active antiretroviral treatment does not increase sexual risk behaviour among French HIV infected injecting drug users
Bouhnik A, Moatti J, Vlahov D, Gallais H, Dellamonica P, Obadia Y. Highly active antiretroviral treatment does not increase sexual risk behaviour among French HIV infected injecting drug users. Journal Of Epidemiology & Community Health 2002, 56: 349. PMID: 11964431, PMCID: PMC1732133, DOI: 10.1136/jech.56.5.349.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntiretroviral Therapy, Highly ActiveFemaleFollow-Up StudiesFranceHIV InfectionsHumansMaleProspective StudiesRisk-TakingSexual BehaviorSubstance Abuse, IntravenousConceptsSexual risk behaviorsAntiretroviral treatmentDrug usersRisk behaviorsPrescription of HAARTActive antiretroviral therapyProportion of patientsActive antiretroviral treatmentUnprotected sexual intercourseFrench HIVAntiretroviral therapyClinical improvementCohort studyTreatment-NaiveHIV transmissionAIDS careHAARTHIV riskHigh-risk activitiesHospital departmentsSexual riskHIVSexual intercourseMultivariate modelLongitudinal analysis
2001
Sexual and drug risk-related behaviours after initiating highly active antiretroviral therapy among injection drug users
Vlahov D, Safaien M, Lai S, Strathdee S, Johnson L, Sterling T, Celentano D. Sexual and drug risk-related behaviours after initiating highly active antiretroviral therapy among injection drug users. AIDS 2001, 15: 2311-2316. PMID: 11698705, DOI: 10.1097/00002030-200111230-00013.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntiretroviral Therapy, Highly ActiveFemaleHIV SeropositivityHumansLongitudinal StudiesMaleProspective StudiesRisk-TakingSexual BehaviorSubstance Abuse, IntravenousConceptsInjection drug usersHIV-seropositive injection drug usersActive antiretroviral therapyUntreated groupHigh-risk behaviorsAntiretroviral therapyConsecutive visitsDrug usersRisk behaviorsInitiation of HAARTCD4 cell countOngoing prospective studySemi-annual interviewsLinear growth curve analysesHAART useMedian ageMedication useProspective studyNeedle sharingHAARTCell countUnprotected sexRisk-related behaviorsCurve analysisStudy periodTime to initiating highly active antiretroviral therapy among HIV-infected injection drug users
Celentano D, Galai N, Sethi A, Shah N, Strathdee S, Vlahov D, Gallant J. Time to initiating highly active antiretroviral therapy among HIV-infected injection drug users. AIDS 2001, 15: 1707-1715. PMID: 11546947, DOI: 10.1097/00002030-200109070-00015.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntiretroviral Therapy, Highly ActiveFemaleHealth Services AccessibilityHIV InfectionsHumansMaleMethadoneSubstance Abuse, IntravenousTime FactorsConceptsInjection drug usersActive antiretroviral therapyAntiretroviral therapyDrug usersCell countLow health care accessNon-HAART regimensAntiretroviral therapy useDual combination therapyProportional hazards regressionMain outcome measuresMore treatment optionsHealth care accessNon-drug usersHAART regimenLow CD4HAART useHIV careCohort studyStudy clinicTherapy useSelf-reported initiationHazards regressionMethadone treatmentTreatment eligibilityHighly Active Antiretroviral Therapy Associated with Improved Anemia Among HIV-Infected Women
Semba R, Shah N, Klein R, Mayer K, Schuman P, Gardner L, Vlahov D. Highly Active Antiretroviral Therapy Associated with Improved Anemia Among HIV-Infected Women. AIDS Patient Care And STDs 2001, 15: 473-480. PMID: 11587633, DOI: 10.1089/108729101753145466.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnemiaAntiretroviral Therapy, Highly ActiveBaltimoreCohort StudiesCross-Sectional StudiesFemaleHemoglobinsHIV InfectionsHumansMichiganNew York CityPrevalenceRhode IslandWomen's HealthConceptsPrevalence of anemiaAntiretroviral therapyHuman immunodeficiency virus (HIV) infectionActive antiretroviral therapyCombination antiretroviral therapyImmunodeficiency virus infectionHIV-positive womenYears of treatmentIncrease of hemoglobinImproved anemiaMulticenter cohortVirus infectionHAARTAnemiaHIVWomenTherapyLinear regression modelsPrevalenceTreatmentBaselineHemoglobinRegression modelsSignificant changesMonotherapyImprovement of Anemia Among HIV-Infected Injection Drug Users Receiving Highly Active Antiretroviral Therapy
Semba R, Shah N, Vlahov D. Improvement of Anemia Among HIV-Infected Injection Drug Users Receiving Highly Active Antiretroviral Therapy. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2001, 26: 315-319. PMID: 11317071, DOI: 10.1097/00126334-200104010-00003.Peer-Reviewed Original ResearchMeSH KeywordsAdultAIDS-Related Opportunistic InfectionsAnemiaAnti-HIV AgentsAntiretroviral Therapy, Highly ActiveBaltimoreBody Mass IndexCD4 Lymphocyte CountChronic DiseaseFemaleHemoglobinsHIV InfectionsHIV-1HumansLongitudinal StudiesMaleMultivariate AnalysisPrevalenceSex FactorsSubstance Abuse, IntravenousViral LoadConceptsInjection drug usersPlasma HIV loadActive antiretroviral therapyAntiretroviral therapyHIV loadOpportunistic infectionsCopies/Mean decreaseDrug usersHIV-positive injection drug usersPotent antiretroviral therapyImprovement of anemiaBody mass indexIncrease of hemoglobinAntiretroviral medicationsHIV infectionMass indexControl subjectsOverall prevalenceChronic diseasesAnemiaNutritional statusMean increaseMultivariate analysisHAART