2023
Correlates of Perceived Discrimination Related to Substance Use Disorders Among Patients in Methadone Maintenance Treatment
Nwanaji-Enwerem U, Beitel M, Oberleitner D, Gazzola M, Eggert K, Oberleitner L, Jegede O, Zheng X, Redeker N, Madden L, Barry D. Correlates of Perceived Discrimination Related to Substance Use Disorders Among Patients in Methadone Maintenance Treatment. Journal Of Psychoactive Drugs 2023, 56: 530-540. PMID: 37399330, PMCID: PMC10761588, DOI: 10.1080/02791072.2023.2230571.Peer-Reviewed Original ResearchMethadone maintenance treatmentSubstance use disordersLogistic regression modelsUse disordersMaintenance treatmentTreatment-related characteristicsOpioid use disorderFinal logistic regression modelBSI-18 depressionAge of onsetRegression modelsMMT programDepressive symptomsMeasures of demographicsPatientsBivariate analysisSubstance abuseSignificant correlatesDisordersCorrelatesMedian splitAgeParticipantsTreatmentLikert-type scaleThe impact of body image dissatisfaction on psychological distress and health‐related quality of life among patients in methadone treatment
Carr M, Mannes Z, Oberleitner L, Oberleitner D, Beitel M, Gazzola M, Madden L, Zheng X, Barry D. The impact of body image dissatisfaction on psychological distress and health‐related quality of life among patients in methadone treatment. American Journal On Addictions 2023, 32: 460-468. PMID: 37188650, PMCID: PMC10524388, DOI: 10.1111/ajad.13432.Peer-Reviewed Original ResearchConceptsBody mass indexMethadone maintenance treatmentBody image dissatisfactionAverage body mass indexNon-Hispanic white menPsychological distressLower physical HRQoLHealth-related qualityLong-term courseLower mental HRQoLHigh psychological distressMental HRQoL.Image dissatisfactionMMT patientsObese rangePhysical HRQoLMaintenance treatmentMass indexMental HRQOLMethadone treatmentNormal weightOverweight rangeHigher body image dissatisfactionMMT outcomesPatients
2022
Implementation opportunities for scaling up methadone maintenance treatment in Kyrgyzstan: Methadone dosage and retention on treatment over two years
Ivasiy R, Madden LM, Farnum SO, Shumskaya N, de Leon S, Bromberg DJ, Kurmanalieva A, Duishenaliev A, Tokubaev R, Altice FL. Implementation opportunities for scaling up methadone maintenance treatment in Kyrgyzstan: Methadone dosage and retention on treatment over two years. Drug And Alcohol Dependence Reports 2022, 4: 100075. PMID: 36267100, PMCID: PMC9581459, DOI: 10.1016/j.dadr.2022.100075.Peer-Reviewed Original ResearchMethadone maintenance treatmentDosage levelsMaintenance treatmentCox multivariate regression modelMethadone dosage levelsProspective observational databaseNational treatment guidelinesProportion of patientsHigher dosage levelsOptimal dosageMMT retentionMMT patientsMethadone dosageTreatment guidelinesHIV statusMultivariate regression modelHigh doseSurvival analysisTreatment dropoutClinical settingCost-effective strategySignificant predictorsMonthsHIVObservational databaseA cohort study examining the relationship among housing status, patient characteristics, and retention among individuals enrolled in low-barrier-to-treatment-access methadone maintenance treatment
Gaeta Gazzola M, Carmichael ID, Madden LM, Dasgupta N, Beitel M, Zheng X, Eggert KF, Farnum SO, Barry DT. A cohort study examining the relationship among housing status, patient characteristics, and retention among individuals enrolled in low-barrier-to-treatment-access methadone maintenance treatment. Journal Of Substance Use And Addiction Treatment 2022, 138: 108753. PMID: 35277307, DOI: 10.1016/j.jsat.2022.108753.Peer-Reviewed Original ResearchConceptsMethadone maintenance treatmentPatient characteristicsChronic painMaintenance treatmentMMT programHousing statusPsychiatric distressCox proportional hazards modelCurrent chronic painPercent of patientsRetrospective chart reviewLog-rank testProportional hazards modelMann-Whitney U testSocial isolationTreatment discontinuationChart reviewCohort studyConsecutive patientsSignificant negative associationHazards modelMeasures of demographicsPatientsSmoking behaviorU test
2021
A Pilot Investigation of Nonpharmacological Pain Management Intervention Groups in Methadone Maintenance Treatment
DiMeola KA, Haynes J, Barone M, Beitel M, Madden LM, Cutter CJ, Raso A, Gaeta M, Zheng X, Barry DT. A Pilot Investigation of Nonpharmacological Pain Management Intervention Groups in Methadone Maintenance Treatment. Journal Of Addiction Medicine 2021, 16: 229-234. PMID: 34145187, PMCID: PMC8678387, DOI: 10.1097/adm.0000000000000877.Peer-Reviewed Original ResearchConceptsMethadone maintenance treatmentCurrent pain intensityPain intensityMaintenance treatmentAcute increaseIntervention groupCurrent chronic painMood statesCognitive behavioral therapyMMT clinicsChronic painAcute improvementAcute reductionAcute changesSpecific mood statesPainExergame interventionGroup attendanceUnvalidated measuresMonday-FridayPilot investigationBonferroni correctionPatientsT-testIntervention
2020
A qualitative investigation of addiction counselors' perceptions and experiences implementing an open-access model for treating opioid use disorder
Oberleitner LMS, Madden LM, Muthulingam D, Marcus R, Oberleitner DE, Beitel M, Gaeta M, Tamberelli JF, Barry DT. A qualitative investigation of addiction counselors' perceptions and experiences implementing an open-access model for treating opioid use disorder. Journal Of Substance Use And Addiction Treatment 2020, 121: 108191. PMID: 33357602, PMCID: PMC7770334, DOI: 10.1016/j.jsat.2020.108191.Peer-Reviewed Original ResearchConceptsMethadone maintenance treatmentTreatment programOpioid treatment programsOpioid use disorderMaintenance treatmentTreatment optionsMethadone maintenanceUse disordersProspective patientsIndividual semi-structured interviewsCounselors' perceptionsTreatment organizationsInterdisciplinary teamCliniciansAddiction counselorsSemi-structured interviewsCorrelates of Homelessness Among Patients in Methadone Maintenance Treatment
Gaeta M, Beitel M, Oberleitner LMS, Oberleitner DE, Madden LM, Tamberelli JF, Barry DT. Correlates of Homelessness Among Patients in Methadone Maintenance Treatment. Medical Care 2020, 58: 1030-1034. PMID: 32925463, PMCID: PMC7668351, DOI: 10.1097/mlr.0000000000001414.Peer-Reviewed Original ResearchConceptsOpioid use disorderImportant public health roleLogistic regressionMethadone maintenance treatment programImportant public health issueTreatment-related correlatesCorrelates of homelessnessPercent of patientsMethadone maintenance treatmentFinal logistic regression modelMaintenance treatment programPublic health roleSymptoms of depressionBivariate logistic regressionPublic health issueLogistic regression modelsMaintenance treatmentUse disordersPatientsSignificant independent variablesHealth roleBivariate analysisTreatment programPast monthHigher symptoms
2019
Pain catastrophizing and pain acceptance are associated with pain severity and interference among methadone‐maintained patients
Mun CJ, Beitel M, Oberleitner L, Oberleitner DE, Madden LM, Bollampally P, Barry DT. Pain catastrophizing and pain acceptance are associated with pain severity and interference among methadone‐maintained patients. Journal Of Clinical Psychology 2019, 75: 2233-2247. PMID: 31454081, PMCID: PMC7213971, DOI: 10.1002/jclp.22842.Peer-Reviewed Original ResearchConceptsOpioid use disorderMethadone maintenance treatmentPain severityPain acceptanceChronic painPain interferenceMMT patientsUse disordersCo-occurring opioid use disorderMethadone-maintained patientsMethadone doseImportant intervention targetMaintenance treatmentPain catastrophizingPainPsychosocial interventionsPatientsIntervention targetsPrevious weekSeverityEmotional distressImportant targetSelf-report measuresDisordersPresent study
2018
An investigation of an open‐access model for scaling up methadone maintenance treatment
Madden LM, Farnum SO, Eggert KF, Quanbeck AR, Freeman RM, Ball SA, Schottenfeld RS, Shi JM, Savage ME, Barry DT. An investigation of an open‐access model for scaling up methadone maintenance treatment. Addiction 2018, 113: 1450-1458. PMID: 29453891, DOI: 10.1111/add.14198.Peer-Reviewed Original ResearchConceptsNon-medical opioid useOpioid use disorderMethadone maintenance treatmentOpioid useMaintenance treatmentTreatment accessUse disordersTreatment modelMethadone maintenance treatment centersMaintenance treatment centersDeleterious effectsMethadone treatmentPatient mortalityTreatment optionsTreatment outcomesTreatment centersProspective patientsRate of retentionPatient censusRapid enrollmentAddiction treatmentApparent deleterious effectsTreatmentMortalityProgrammatic outcomesConcurrent drug injection during opioid agonist treatment among people who inject drugs in Ukraine
Makarenko I, Mazhnaya A, Marcus R, Pykalo I, Madden L, Filippovich S, Dvoriak S, Altice FL. Concurrent drug injection during opioid agonist treatment among people who inject drugs in Ukraine. Journal Of Substance Use And Addiction Treatment 2018, 87: 1-8. PMID: 29471921, PMCID: PMC5826566, DOI: 10.1016/j.jsat.2018.01.007.Peer-Reviewed Original ResearchConceptsOpioid agonist treatmentMethadone maintenance treatmentConcurrent illicit drug useOAT patientsIllicit drug useDrug injectionDrug useAgonist treatmentUse disordersMultivariable logistic regressionConcurrent drug useOngoing drug usePolysubstance use disorderAlcohol use disorderMaintenance treatmentIndependent correlatesBMT programSevere opioidDrug injectingPatientsHealth outcomesTreatment dropoutAlcohol dependenceInjection initiationYounger age
2017
Drug Counselor Responses to Patients’ Pain Reports: A Qualitative Investigation of Barriers and Facilitators to Treating Patients with Chronic Pain in Methadone Maintenance Treatment
Beitel M, Oberleitner L, Kahn M, Kerns RD, Liong C, Madden LM, Ginn J, Barry DT. Drug Counselor Responses to Patients’ Pain Reports: A Qualitative Investigation of Barriers and Facilitators to Treating Patients with Chronic Pain in Methadone Maintenance Treatment. Pain Medicine 2017, 18: 2152-2161. PMID: 28177509, DOI: 10.1093/pm/pnw327.Peer-Reviewed Original ResearchConceptsOpioid use disorderMethadone maintenance treatmentChronic painDrug counselorsMaintenance treatmentTreatment needsUse disordersMedical providersCo-occurring chronic painMethadone maintenance treatment programPain management referralsChronic noncancer painPatient-related barriersMethadone-maintained patientsTreatment of patientsMaintenance treatment programPatients' treatment needsNoncancer painMedication regimensPain managementManagement referralsTreatment adherencePatient improvementPatient reportsPain
2016
Physical activity, psychiatric distress, and interest in exercise group participation among individuals seeking methadone maintenance treatment with and without chronic pain
Beitel M, Stults-Kolehmainen M, Cutter CJ, Schottenfeld RS, Eggert K, Madden LM, Kerns RD, Liong C, Ginn J, Barry DT. Physical activity, psychiatric distress, and interest in exercise group participation among individuals seeking methadone maintenance treatment with and without chronic pain. American Journal On Addictions 2016, 25: 125-131. PMID: 26824197, DOI: 10.1111/ajad.12336.Peer-Reviewed Original ResearchConceptsMethadone maintenance treatmentPhysical activity levelsExercise group participationChronic painPhysical activityPsychiatric distressMaintenance treatmentActivity levelsPast weekVigorous-intensity physical activityExercise of patientsIntensity physical activityExercise groupExercise interventionPainBrief self-report instrumentPatientsLow levelsSelf-report instrumentDistressWeeksDepressionTreatmentGroup participationParticipants