2019
HIV-Related Stigma, Motivation to Adhere to Antiretroviral Therapy, and Medication Adherence Among HIV-Positive Methadone-Maintained Patients
Shrestha R, Altice FL, Copenhaver MM. HIV-Related Stigma, Motivation to Adhere to Antiretroviral Therapy, and Medication Adherence Among HIV-Positive Methadone-Maintained Patients. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2019, 80: 166-173. PMID: 30383588, PMCID: PMC6331231, DOI: 10.1097/qai.0000000000001891.Peer-Reviewed Original ResearchConceptsOptimal ART adherenceAntiretroviral therapyMethadone-maintained patientsMethadone maintenance treatmentART adherenceMaintenance treatmentHIV treatment outcomesHIV-positive patientsOpioid agonist therapyMultivariable logistic regressionHIV risk behaviorsExplanatory pathwaysAgonist therapySuboptimal adherenceMedication adherenceHIV treatmentTreatment outcomesHIV stigmaPatientsLogistic regressionHIVPrevention initiativesTherapyAdherenceSignificant correlates
2018
Integrated Bio-behavioral Approach to Improve Adherence to Pre-exposure Prophylaxis and Reduce HIV Risk in People Who Use Drugs: A Pilot Feasibility Study
Shrestha R, Altice FL, Karki P, Copenhaver MM. Integrated Bio-behavioral Approach to Improve Adherence to Pre-exposure Prophylaxis and Reduce HIV Risk in People Who Use Drugs: A Pilot Feasibility Study. AIDS And Behavior 2018, 22: 2640-2649. PMID: 29582199, PMCID: PMC6051885, DOI: 10.1007/s10461-018-2099-0.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnalgesics, OpioidBiobehavioral SciencesCondomsFeasibility StudiesFemaleHIV InfectionsHumansMaleMedication AdherenceMethadoneMiddle AgedMotivationOpiate Substitution TreatmentOpioid-Related DisordersPatient Acceptance of Health CarePilot ProjectsPre-Exposure ProphylaxisProspective StudiesRisk Reduction BehaviorSexual BehaviorSexual PartnersSubstance Abuse, IntravenousConceptsPre-exposure prophylaxis adherenceSelf-reported PrEP adherenceSex-related risk behaviorsHIV risk reduction behaviorsBio-behavioral interventionPre-exposure prophylaxisProspective clinical trialsHigh-risk peopleHIV prevention interventionsHIV risk behaviorsPilot feasibility studyPost-intervention assessmentPrEP adherenceProphylaxis adherencePreliminary efficacyClinical trialsIntervention groupHIV riskPrevention interventionsRisk behaviorsBio-behavioral approachAdherenceInterventionHigh acceptabilityPrEP
2017
Correlates of willingness to initiate pre-exposure prophylaxis and anticipation of practicing safer drug- and sex-related behaviors among high-risk drug users on methadone treatment
Shrestha R, Karki P, Altice FL, Huedo-Medina TB, Meyer JP, Madden L, Copenhaver M. Correlates of willingness to initiate pre-exposure prophylaxis and anticipation of practicing safer drug- and sex-related behaviors among high-risk drug users on methadone treatment. Drug And Alcohol Dependence 2017, 173: 107-116. PMID: 28214391, PMCID: PMC5366273, DOI: 10.1016/j.drugalcdep.2016.12.023.Peer-Reviewed Original ResearchConceptsPre-exposure prophylaxisHIV risk reductionDrug injectionHIV riskRisk behaviorsHigh-risk drug usersHigh-risk PWUDOpioid-dependent personsHIV prevention approachesRecent risk behaviorsCross-sectional studyConsistent condom useHigh-risk behaviorsRisk reductionCorrelates of willingnessPrEP deliveryMethadone treatmentIndependent correlatesMethadone programsSafe drugElevated riskCasual partnersNeurocognitive impairmentDrug usersKey populations
2016
Willingness to Use Pre-Exposure Prophylaxis (PrEP): An Empirical Test of the Information-Motivation-Behavioral Skills (IMB) Model among High-Risk Drug Users in Treatment
Shrestha R, Altice FL, Huedo-Medina TB, Karki P, Copenhaver M. Willingness to Use Pre-Exposure Prophylaxis (PrEP): An Empirical Test of the Information-Motivation-Behavioral Skills (IMB) Model among High-Risk Drug Users in Treatment. AIDS And Behavior 2016, 21: 1299-1308. PMID: 27990587, PMCID: PMC5380590, DOI: 10.1007/s10461-016-1650-0.Peer-Reviewed Original ResearchConceptsHigh-risk PWUDBehavioral skills modelCommunity-based methadone maintenance treatmentPre-exposure prophylaxis trialsSex-related HIV risk behaviorsHigh-risk drug usersPre-exposure prophylaxisIMB modelMethadone maintenance treatmentEfficacy of PrEPUse of PrEPHIV risk behaviorsKey risk populationsHealth behavior changeHIV acquisitionProphylaxis trialsHIV infectionMaintenance treatmentHIV preventionRisk populationsDrug usersRisk behaviorsPrEPPWUDIntervention developmentModeling a Theory-Based Approach to Examine the Influence of Neurocognitive Impairment on HIV Risk Reduction Behaviors Among Drug Users in Treatment
Huedo-Medina TB, Shrestha R, Copenhaver M. Modeling a Theory-Based Approach to Examine the Influence of Neurocognitive Impairment on HIV Risk Reduction Behaviors Among Drug Users in Treatment. AIDS And Behavior 2016, 20: 1646-1657. PMID: 27052845, PMCID: PMC4945437, DOI: 10.1007/s10461-016-1394-x.Peer-Reviewed Original ResearchConceptsNeurocognitive impairmentCommunity-based methadone maintenance treatmentHIV risk reduction informationSex-related HIV risk behaviorsHIV risk reduction behaviorsHigh-risk PWUDHIV prevention benefitsMethadone maintenance treatmentHIV prevention outcomesOpioid-dependent individualsSignificant neurocognitive impairmentHIV risk behaviorsHIV prevention behaviorsRisk reduction informationHealth behavior changeBehavioral skills modelRisk reduction behaviorsRisk reduction outcomesMaintenance treatmentEfficacious interventionsDrug usersPrevention benefitsPrevention outcomesPrevention behaviorsRisk behaviors