1996
A prospective study of syphilis and HIV infection among injection drug users receiving methadone in the Bronx, NY.
Gourevitch M, Hartel D, Schoenbaum E, Selwyn P, Davenny K, Friedland G, Klein R. A prospective study of syphilis and HIV infection among injection drug users receiving methadone in the Bronx, NY. American Journal Of Public Health 1996, 86: 1112-5. PMID: 8712270, PMCID: PMC1380622, DOI: 10.2105/ajph.86.8_pt_1.1112.Peer-Reviewed Original ResearchConceptsInjection drug usersHIV-seronegative patientsHIV-seropositive patientsDrug usersHIV infectionEarly syphilisProspective studyHuman immunodeficiency virus (HIV) infectionHigh-risk sexual activityPercent of HIVImmunodeficiency virus infectionMethadone maintenance treatmentDrug-using womenMultiple sex partnersDiagnosis of syphilisEarly syphilis incidenceFemale drug usersHIV seroconversionHIV seroconvertersMaintenance treatmentIncidence rateIndependent riskVirus infectionSyphilis incidencePatients
1995
Heroin use during methadone maintenance treatment: the importance of methadone dose and cocaine use.
Hartel D, Schoenbaum E, Selwyn P, Kline J, Davenny K, Klein R, Friedland G. Heroin use during methadone maintenance treatment: the importance of methadone dose and cocaine use. American Journal Of Public Health 1995, 85: 83-88. PMID: 7832267, PMCID: PMC1615273, DOI: 10.2105/ajph.85.1.83.Peer-Reviewed Original ResearchConceptsMethadone maintenance treatmentHeroin useMaintenance treatmentHigh-dose methadone maintenanceCocaine useMethadone dosage levelsNonusers of cocaineMethadone doseLogistic regression statistical modelMethadone dosageMethadone patientsTreatment complianceMethadone maintenanceIndependent associationTreatment durationCross-sectional samplePatientsAlcohol useDosage levelsCocaine usersSocioeconomic factorsTreatmentFurther investigationCocaineNonusers