2022
Latent profile analysis of data from the brief inventory of neurocognitive impairment (BINI) to develop neuro-cognitive profiles among opioid-dependent patients in drug treatment
Gunstad J, Disabato D, Shrestha R, Sanborn V, Mistler CB, Copenhaver MM. Latent profile analysis of data from the brief inventory of neurocognitive impairment (BINI) to develop neuro-cognitive profiles among opioid-dependent patients in drug treatment. Journal Of Addictive Diseases 2022, 41: 120-127. PMID: 35615880, PMCID: PMC9699904, DOI: 10.1080/10550887.2022.2080626.Peer-Reviewed Original ResearchMeSH KeywordsAnalgesics, OpioidBuprenorphineCognitionCognitive DysfunctionHumansMethadoneOpiate Substitution TreatmentOpioid-Related DisordersConceptsLatent profile analysisNeurocognitive dysfunctionBrief inventoryNeuro-cognitive profileNeuro-cognitive impairmentSelf-reported neurocognitive symptomsProfile analysisOpioid-dependent patientsOpioid use disorderTreatment outcomesNeurocognitive impairmentDrug treatment outcomesMultiple domainsTreatment programUse disordersIntervention strategiesIndividual treatment needsNeurocognitive symptomsDrug treatment settingsTreatment settingsMethadone maintenance treatment programAccommodation strategiesModerate concernMaintenance treatment programOptimal treatment outcomes
2021
Developing a cognitive dysfunction risk score for use with opioid-dependent persons in drug treatment
Copenhaver MM, Sanborn V, Shrestha R, Mistler CB, Sullivan MC, Gunstad J. Developing a cognitive dysfunction risk score for use with opioid-dependent persons in drug treatment. Drug And Alcohol Dependence 2021, 224: 108726. PMID: 33930640, PMCID: PMC8180490, DOI: 10.1016/j.drugalcdep.2021.108726.Peer-Reviewed Original ResearchConceptsMild cognitive impairmentCognitive dysfunctionRisk scoreDrug treatmentPredictors of MCIOpioid-dependent personsOpioid use disorderPredictive risk scoreMedical chart dataNeuro-cognitive impairmentResource-limited settingsChart dataDrug treatment facilitiesAddiction-related servicesLarger validation studiesPatient demographicsROC curve areaUse disordersTreatment engagementCognitive impairmentPatientsOptimal cutClinical settingLogistic regressionMCI casesPurposeful Fentanyl Use and Associated Factors among Opioid-Dependent People Who Inject Drugs
Chandra DK, Altice FL, Copenhaver MM, Zhou X, Didomizio E, Shrestha R. Purposeful Fentanyl Use and Associated Factors among Opioid-Dependent People Who Inject Drugs. Substance Use & Misuse 2021, 56: 979-987. PMID: 33769199, DOI: 10.1080/10826084.2021.1901931.Peer-Reviewed Original ResearchConceptsOpioid-dependent PWIDFentanyl useOpioid-dependent peopleIndependent correlatesSevere depressionSex-related risk behaviorsMethadone-maintained patientsMultivariable logistic regressionOpioid-related mortalityRecent cocaine useCross-sectional surveySelf-reported drugMethadone dosageYoung PWIDDaily injectionsMethadone clinicsAssociated FactorsFentanyl exposureHigh prevalencePWIDSynthetic opioidsCocaine useYounger ageRisk behaviorsLogistic regressionWillingness to initiate pre-exposure prophylaxis (PrEP) and its use among opioid-dependent individuals in drug treatment
Ni Z, Altice FL, Wickersham JA, Copenhaver MM, DiDomizio EE, Nelson LE, Shrestha R. Willingness to initiate pre-exposure prophylaxis (PrEP) and its use among opioid-dependent individuals in drug treatment. Drug And Alcohol Dependence 2021, 219: 108477. PMID: 33422864, PMCID: PMC7946167, DOI: 10.1016/j.drugalcdep.2020.108477.Peer-Reviewed Original ResearchConceptsOpioid-dependent individualsPre-exposure prophylaxisPrEP useHIV riskHealthcare providersSex-related risk behaviorsMultivariable logistic regression analysisAwareness of PrEPUrban methadone clinicMultiple logistic regressionDisproportionate HIV burdenLogistic regression analysisCross-sectional surveyHIV burdenHIV infectionHIV testingIndependent correlatesMethadone clinicsDrug treatmentRisk behaviorsLogistic regressionPrEPPrevious useHigher likelihoodProphylaxis
2020
Engagement in Harm Reduction Strategies After Suspected Fentanyl Contamination Among Opioid-Dependent Individuals
Mistler CB, Chandra DK, Copenhaver MM, Wickersham JA, Shrestha R. Engagement in Harm Reduction Strategies After Suspected Fentanyl Contamination Among Opioid-Dependent Individuals. Journal Of Community Health 2020, 46: 349-357. PMID: 32997253, PMCID: PMC7920905, DOI: 10.1007/s10900-020-00928-3.Peer-Reviewed Original ResearchMeSH KeywordsAnalgesics, OpioidCross-Sectional StudiesDrug OverdoseFemaleFentanylHarm ReductionHumansMaleNaloxoneOpioid-Related DisordersUnited StatesConceptsFentanyl contaminationHarm reduction strategiesOpioid-dependent PWIDHigh-risk populationOpioid-dependent individualsHarm reduction behaviorsMethadone maintenance programHarm reduction methodsOpioid-related overdosesOverdose death ratesCross-sectional surveyDrug use behaviorsHarm reduction measuresPWID engagementMultivariable analysisFentanyl exposureOpioid epidemicOverdose ratesSynthetic opioidsDeath ratePolysubstance usersIntervention strategiesDrugsEvidence-based understandingEpidemic
2018
Viral suppression among HIV-infected methadone-maintained patients: The role of ongoing injection drug use and adherence to antiretroviral therapy (ART)
Shrestha R, Copenhaver MM. Viral suppression among HIV-infected methadone-maintained patients: The role of ongoing injection drug use and adherence to antiretroviral therapy (ART). Addictive Behaviors 2018, 85: 88-93. PMID: 29879611, PMCID: PMC6337064, DOI: 10.1016/j.addbeh.2018.05.031.Peer-Reviewed Original ResearchConceptsMethadone maintenance therapyMethadone-maintained patientsOngoing injection drug useViral suppressionAntiretroviral therapyInjection drug useHIV risk behaviorsDrug useSelf-reported HIV risk behaviorsImproved virologic outcomesOptimal ART adherenceHigher CD4 countsSustained viral suppressionMultivariable logistic regressionVirologic outcomesCD4 countMaintenance therapyOptimal adherenceART adherenceHIV treatmentIndependent correlatesTreatment challengesRisk populationsPatientsHIVIntegrated 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