2024
Examining cocaine use reductions and long-term outcomes in two clinical trials of continuing care for cocaine dependence
Votaw V, Tuchman F, Roos C, Hebden H, McKay J, Kiluk B, Witkiewitz K. Examining cocaine use reductions and long-term outcomes in two clinical trials of continuing care for cocaine dependence. Journal Of Substance Use And Addiction Treatment 2024, 163: 209394. PMID: 38735481, PMCID: PMC11180556, DOI: 10.1016/j.josat.2024.209394.Peer-Reviewed Original ResearchCocaine use disorderCocaine useAssociated with less cocaine useTelephone-based continuing careLevel of cocaine useFollow-upDrug use consequencesAssociated with lower levelsClinical trialsBaseline to 12-month follow-upCocaine dependenceTreatment entryProblem severityUse disorderTimeline FollowbackCocaineInitial treatment phaseAbstinenceLow-frequency useLong-term functional outcomeEffect sizeTreatment phaseLong-term outcomesRandomized clinical trialsNegative consequences
2021
Detecting change in psychiatric functioning in clinical trials for cocaine use disorder: sensitivity of the Addiction Severity Index and Brief Symptom Inventory
Kiluk BD, Roos CR, Aslan M, Gueorguieva R, Nich C, Babuscio TA, Carroll KM. Detecting change in psychiatric functioning in clinical trials for cocaine use disorder: sensitivity of the Addiction Severity Index and Brief Symptom Inventory. Drug And Alcohol Dependence 2021, 228: 109070. PMID: 34600247, PMCID: PMC8595796, DOI: 10.1016/j.drugalcdep.2021.109070.Peer-Reviewed Original ResearchConceptsAddiction Severity IndexGlobal Severity IndexPsychiatric composite scoreClinical trialsCocaine useCocaine use disorderPsychiatric functioningBrief Symptom InventorySeverity IndexUse disordersASI psychiatric composite scoreSymptom InventoryEffect sizeStart of treatmentComposite scoreClinical trial participantsWeek 12Functional outcomeTreatment periodTrial participantsPsychiatric problemsDrug usePotential functional benefitsMedium effect sizeSubstance users
2019
Advancing Precision Medicine for Alcohol Use Disorder: Replication and Extension of Reward Drinking as a Predictor of Naltrexone Response
Witkiewitz K, Roos CR, Mann K, Kranzler HR. Advancing Precision Medicine for Alcohol Use Disorder: Replication and Extension of Reward Drinking as a Predictor of Naltrexone Response. Alcohol Clinical And Experimental Research 2019, 43: 2395-2405. PMID: 31436886, PMCID: PMC6824945, DOI: 10.1111/acer.14183.Peer-Reviewed Original ResearchConceptsEffects of naltrexoneHeavy drinking daysAlcohol use disorderDaily naltrexoneUse disordersDrinking daysDaily drinkingPercent heavy drinking daysPrecision medicinePrecision medicine approachDaily medicationNaltrexone responseInteractive voice response technologyClinical trialsNaltrexone effectsRewarding effectsSpecific treatmentNaltrexoneSecondary analysisMedicine approachDrinkersProblem drinkersReward drinkersPlaceboDrinking
2018
Profiles of recovery from alcohol use disorder at three years following treatment: can the definition of recovery be extended to include high functioning heavy drinkers?
Witkiewitz K, Wilson AD, Pearson MR, Montes KS, Kirouac M, Roos CR, Hallgren KA, Maisto SA. Profiles of recovery from alcohol use disorder at three years following treatment: can the definition of recovery be extended to include high functioning heavy drinkers? Addiction 2018, 114: 69-80. PMID: 30063267, PMCID: PMC6289769, DOI: 10.1111/add.14403.Peer-Reviewed Original ResearchMeSH KeywordsAdaptation, PsychologicalAdultAlcohol AbstinenceAlcoholics AnonymousAlcoholismCognitive Behavioral TherapyFemaleFollow-Up StudiesHumansLatent Class AnalysisMaleMental HealthMental Health RecoveryMiddle AgedMotivational InterviewingPersonal SatisfactionSocial BehaviorTreatment OutcomeUnemploymentConceptsOccasional heavy drinkersAlcohol use disorderHeavy drinkersNon-heavy drinkersUse disordersPsychosocial functioningSecondary analysisMental healthInfrequent heavy drinkersTreatment-related variablesRandomized clinical trialsAlcoholics Anonymous (AA) involvementFrequent heavy drinkersPost-treatment abstinenceProfiles of recoveryClinical trialsDefinition of recoveryAlcohol-related problemsAlcohol dependence severityDrug useAlcohol useRecovery outcomesHeavy drinkingDrinkersDependence severity
2017
Who achieves low risk drinking during alcohol treatment? An analysis of patients in three alcohol clinical trials
Witkiewitz K, Pearson MR, Hallgren KA, Maisto SA, Roos CR, Kirouac M, Wilson AD, Montes KS, Heather N. Who achieves low risk drinking during alcohol treatment? An analysis of patients in three alcohol clinical trials. Addiction 2017, 112: 2112-2121. PMID: 28511286, PMCID: PMC5673549, DOI: 10.1111/add.13870.Peer-Reviewed Original ResearchConceptsLow-risk drinkingPatterns of drinkingHeavy drinkingAlcohol dependenceSelf-reported weekly alcohol consumptionDrinking patternsPersistent heavy drinkingRepeated-measures latent class analysisWeekly alcohol consumptionAlcohol clinical trialsBehavioral intervention studyAlcohol Treatment TrialUnited Kingdom Alcohol Treatment TrialTreatment trialsCombined PharmacotherapiesClinical trialsAverage ageAlcohol consumptionAlcohol dependence severityIntervention studiesAlcohol treatmentCollateral informantsForm 90Dependence severityLatent class analysisHow Much Is Too Much? Patterns of Drinking During Alcohol Treatment and Associations With Post-Treatment Outcomes Across Three Alcohol Clinical Trials.
Witkiewitz K, Roos CR, Pearson MR, Hallgren KA, Maisto SA, Kirouac M, Forcehimes AA, Wilson AD, Robinson CS, McCallion E, Tonigan JS, Heather N. How Much Is Too Much? Patterns of Drinking During Alcohol Treatment and Associations With Post-Treatment Outcomes Across Three Alcohol Clinical Trials. Journal Of Studies On Alcohol And Drugs 2017, 78: 59-69. PMID: 27936365, PMCID: PMC5148751, DOI: 10.15288/jsad.2017.78.59.Peer-Reviewed Original ResearchConceptsBetter long-term outcomesLong-term outcomesPersistent heavy drinkingLow-risk drinkingPatterns of drinkingHeavy drinkingClinical trialsAlcohol treatmentWorse long-term outcomesDrinking patternsWeeks of treatmentRandomized clinical trialsNon-heavy drinkingRepeated-measures latent class analysisLow-risk drinkersAlcohol use disorderPost-treatment outcomesAlcohol clinical trialsAlcohol Treatment TrialNegative long-term outcomesTreatment trialsWorse outcomesSecondary data analysisUse disordersPatients
2016
Reward and relief dimensions of temptation to drink: construct validity and role in predicting differential benefit from acamprosate and naltrexone
Roos CR, Mann K, Witkiewitz K. Reward and relief dimensions of temptation to drink: construct validity and role in predicting differential benefit from acamprosate and naltrexone. Addiction Biology 2016, 22: 1528-1539. PMID: 27480445, PMCID: PMC5290305, DOI: 10.1111/adb.12427.Peer-Reviewed Original ResearchConceptsAlcohol use disorderTreatment of AUDOpioid receptor antagonistRandomized clinical trialsBetter drinking outcomesGlutamatergic systemSubtypes of individualsReceptor antagonistClinical trialsRewarding effectsUse disordersClinical decisionDrinking outcomesReward drinkersDrinkersNaltrexoneExcellent reliabilityDifferential benefitsDistinct patterns