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Adaptive Treatment for Alcohol and Cocaine Dependence

1 de agosto de 2017 actualizado por: University of Pennsylvania

  1. Primary objective #1: Determine the relative effectiveness of MI-IOP and MI-PC in the full study sample with regard to treatment engagement over weeks 1-12 and cocaine/alcohol use over weeks 1-24.

    • Hypothesis 1: An intervention that explores several possible treatment options with the patient and provides the chosen option (e.g., MI-PC) will produce higher rates of treatment engagement than an intervention focused on engagement in IOP only (e.g., MI-IOP).
    • Hypothesis 2: An intervention that explores several possible treatment options with the patient and provides the chosen option (e.g., MI-PC) will produce better cocaine/alcohol use outcomes than an intervention focused on engagement in IOP only (MI-IOP).
    • Secondary analysis 1: Among the Non-engaged patients, determine rates of selection of each of the three options in MI-PC, retention rates within each option, and cocaine/alcohol use outcomes in each option.
    • Secondary analysis 2: Among the Engaged patients, determine rates of selection of each of the three options in MI-PC, retention rates within each option, and cocaine/alcohol use outcomes in each option.

  2. Primary objective #2: Determine whether the relative effectiveness of MI-IOP and MI-PC varies as a function of engagement group, with regard to treatment engagement over weeks 1-12 and cocaine/alcohol use outcomes over weeks 1-24.

    • Hypothesis 1: The predicted main effect on retention favoring MI-PC over MI-IOP will be significantly larger among patients in the Non-engaged group than among those in the Engaged group.
    • Hypothesis 2: The predicted main effect on cocaine/alcohol use outcomes favoring MI-PC over MI-IOP will be significantly larger among patients in the Non-engaged group than among those in the Engaged group.

Descripción general del estudio

Estado

Terminado

Condiciones

Intervención / Tratamiento

Descripción detallada

3. Secondary objective #1: Examine outcomes on three secondary measures: percent days abstinent from all substances, negative consequences of drug use, and HIV high risk behaviors.

  • Hypothesis 1: Outcomes on the secondary measures will be better in MI-PC than in MI-IOP.

    4. Secondary objective #2: Test hypotheses concerning potential mediators of the predicted main effect favoring MI-PC over MI-IOP.

  • Hypothesis 1: The predicted advantage of MI-PC over MI-IOP will be mediated by greater increases in motivation, self-efficacy, commitment to abstinence, and self-help involvement in MI-PC.

    5. Secondary objective #3: Test hypotheses concerning effect of additional MI intervention after initial non-engagement persists through 12 weeks.

  • Hypothesis 1: A second telephone MI intervention will produce higher rates of subsequent engagement and less cocaine use than no further MI.

Tipo de estudio

Intervencionista

Inscripción (Actual)

500

Fase

  • Fase 2
  • Fase 3

Contactos y Ubicaciones

Esta sección proporciona los datos de contacto de quienes realizan el estudio e información sobre dónde se lleva a cabo este estudio.

Ubicaciones de estudio

  • Estados Unidos
    • Pennsylvania
      • Philadelphia, Pennsylvania, Estados Unidos, 19104
        • Presbyterian Medical Center
      • Philadelphia, Pennsylvania, Estados Unidos, 19123
        • NorthEast Treatment Center
      • Philadelphia, Pennsylvania, Estados Unidos, 19104
        • VAMC

Criterios de participación

Los investigadores buscan personas que se ajusten a una determinada descripción, denominada criterio de elegibilidad. Algunos ejemplos de estos criterios son el estado de salud general de una persona o tratamientos previos.

Criterio de elegibilidad

Edades elegibles para estudiar

18 años a 75 años (Adulto, Adulto Mayor)

Acepta Voluntarios Saludables

No

Géneros elegibles para el estudio

Femenino

Descripción

Inclusion Criteria:

  1. meet DSM-IV criteria for lifetime cocaine or alcohol dependence and have used cocaine or alcohol in the prior 6 months;
  2. be > 18 years of age;
  3. be judged clinically appropriate for IOP (e.g., no current psychotic disorder or evidence of severe dementia, and no acute medical problem requiring inpatient treatment;
  4. have no regular IV heroin use during the past year;
  5. have access to a telephone;
  6. be willing to be randomized and participate in research; and
  7. no current participation in methadone or other forms of DA treatment, other than IOP. Finally, because of study follow-up requirements, subjects will
  8. be required to be metropolitan area residents, and
  9. be able to provide the name, verified telephone number, and address of at least two contacts who can provide locator information on the patient during follow-up. We will include patients with dependence on other substances, provided that they are cocaine dependent and meet other inclusion criteria.

Exclusion Criteria:

  1. have a current psychotic disorder (as assessed with the psychotic screen from the MINI) or evidence of dementia severe enough to prevent participation in outpatient treatment;
  2. have acute medical problem requiring immediate inpatient treatment; or
  3. are currently participating in methadone or other forms of DA treatment, other than IOP.

Plan de estudios

Esta sección proporciona detalles del plan de estudio, incluido cómo está diseñado el estudio y qué mide el estudio.

¿Cómo está diseñado el estudio?

Detalles de diseño

  • Propósito principal: Tratamiento
  • Asignación: Aleatorizado
  • Modelo Intervencionista: Asignación paralela
  • Enmascaramiento: Ninguno (etiqueta abierta)

Armas e Intervenciones

Grupo de participantes/brazo
Intervención / Tratamiento
Comparador activo: 1-MI-IOP Engaged
Randomized to treatment as usual, and they attend regularly but dropped out of treatment after randomization.
Conductual: Motivational Interviewing
2 sessions at week 2, potential 2 sessions at week 8 if the participant drops out.
Otros nombres:
  • MI
Experimental: 2-MI-IOP Non-Engaged
Randomized to treatment as usual, and do not attend.
Conductual: Motivational Interviewing
2 sessions at week 2, potential 2 sessions at week 8 if the participant drops out.
Otros nombres:
  • MI
Conductual: Telephone counseling
one telephone counseling session per week for 10 weeks.
Otros nombres:
  • Telephone based stepped care.
Conductual: Cognitive Behavioral Therapy (CBT) Counseling
One CBT session per week, for 10 weeks.
Otros nombres:
  • TCC
Droga: medication management
Prescription for naltrexone
Otros nombres:
  • Milímetro
Conductual: Intensive OutPatient Therapy
Return to IOP, group therapy 3 times weekly for about three hours a day.
Otros nombres:
  • IOP
Comparador activo: 3-MI-PC Engaged
Randomized to treatment choice, but remain attending treatment as usual then dropped out of treatment after randomization.
Conductual: Motivational Interviewing
2 sessions at week 2, potential 2 sessions at week 8 if the participant drops out.
Otros nombres:
  • MI
Conductual: Telephone counseling
one telephone counseling session per week for 10 weeks.
Otros nombres:
  • Telephone based stepped care.
Conductual: Cognitive Behavioral Therapy (CBT) Counseling
One CBT session per week, for 10 weeks.
Otros nombres:
  • TCC
Experimental: 4-MI-PC Non-engaged
Randomized to treatment choice, and do not attend treatment as usual, so the choice option is used.
Conductual: Motivational Interviewing
2 sessions at week 2, potential 2 sessions at week 8 if the participant drops out.
Otros nombres:
  • MI
Conductual: Telephone counseling
one telephone counseling session per week for 10 weeks.
Otros nombres:
  • Telephone based stepped care.
Conductual: Cognitive Behavioral Therapy (CBT) Counseling
One CBT session per week, for 10 weeks.
Otros nombres:
  • TCC
Droga: medication management
Prescription for naltrexone
Otros nombres:
  • Milímetro
Conductual: Intensive OutPatient Therapy
Return to IOP, group therapy 3 times weekly for about three hours a day.
Otros nombres:
  • IOP

¿Qué mide el estudio?

Medidas de resultado primarias

Medida de resultado
Medida Descripción
Periodo de tiempo
Treatment Engagement
Periodo de tiempo: weeks 3 - 12
Number of treatment sessions attended
weeks 3 - 12
Treatment Engagement for Participants Engaged at 2 Weeks, But Disengage Before 8 Weeks
Periodo de tiempo: weeks 9 - 12
Number of treatment sessions attended
weeks 9 - 12
Treatment Engagement of Those Non-engaged at 2 Weeks and at 8 Weeks
Periodo de tiempo: weeks 9 - 12
Number of treatment sessions attended
weeks 9 - 12
Any Drinking Days in Previous Month
Periodo de tiempo: Month 2 (weeks 5 - 8 post baseline)
Days of any drinking in previous month, as reported on Time Line Follow Back. This is a dichotomous measure, so the means that are reported are the percentage of people who have had any days of drinking during the follow up period specified. In other words, 0.57 indicates that 57% of the sample drank in the follow up period.
Month 2 (weeks 5 - 8 post baseline)
Any Drinking Days in Previous Month
Periodo de tiempo: Month 3 (weeks 9 - 12 post baseline)
Any drinking days during previous month, as reported on Time Line Follow Back. This is a dichotomous measure, so the means that are reported are the percentage of people who have had any days of drinking during the follow up period specified. In other words, 0.57 indicates that 57% of the sample drank in the follow up period.
Month 3 (weeks 9 - 12 post baseline)
Any Drinking
Periodo de tiempo: Month 4 (weeks 13 - 15 post baseline)
Any drinking at follow up, as reported on Time Line Follow Back. This is a dichotomous measure, so the means that are reported are the percentage of people who have had any days of drinking during the follow up period specified. In other words, 0.57 indicates that 57% of the sample drank in the follow up period.
Month 4 (weeks 13 - 15 post baseline)
Any Drinking
Periodo de tiempo: Month 5 (weeks 16 - 20 post baseline)
Any drinking at follow up, as reported on Time Line Follow Back, This is a dichotomous measure, so the means that are reported are the percentage of people who have had any days of drinking during the follow up period specified. In other words, 0.57 indicates that 57% of the sample drank in the follow up period.
Month 5 (weeks 16 - 20 post baseline)
Any Drinking
Periodo de tiempo: Month 6 (weeks 21 - 24 post baseline)
Any drinking at follow up, as reported on Time Line Follow Back. This is a dichotomous measure, so the means that are reported are the percentage of people who have had any days of drinking during the follow up period specified. In other words, 0.57 indicates that 57% of the sample drank in the follow up period.
Month 6 (weeks 21 - 24 post baseline)
Percent Days Drinking
Periodo de tiempo: Month 2 (weeks 5 - 8 post baseline)
Percent days of any drinking at follow up, from Time Line Follow Back
Month 2 (weeks 5 - 8 post baseline)
Percent Days Drinking
Periodo de tiempo: Month 3 (weeks 9 - 12 post baseline)
Percent days of any drinking at follow up, from Time Line Follow Back
Month 3 (weeks 9 - 12 post baseline)
Percent Days Drinking
Periodo de tiempo: Month 4 (weeks 13 - 16 post baseline)
Percent days of any drinking at follow up, from Time Line Follow Back
Month 4 (weeks 13 - 16 post baseline)
Percent Days Drinking
Periodo de tiempo: Month 5 (weeks 17 - 20 post baseline)
Percent days of any drinking at follow up, fromTime Line Follow Back
Month 5 (weeks 17 - 20 post baseline)
Percent Days Drinking
Periodo de tiempo: Month 6 (weeks 21 - 24)
Percent days of any drinking at follow up, from Time Line Follow Back
Month 6 (weeks 21 - 24)
Any Heavy Drinking Days
Periodo de tiempo: Month 2 (weeks 5 - 8 post baseline)
days of five or more drinks per drinking day for men, four or more drinks per drinking day for women, at follow up, from Time Line Follow Back. This is a dichotomous measure, so the means that are reported are the percentage of people who have had any days of heavy drinking during the follow up period specified. In other words, 0.57 indicates that 57% of the sample engaged in heavy drinking in the follow up period.
Month 2 (weeks 5 - 8 post baseline)
Any Heavy Drinking Days
Periodo de tiempo: Month 3 (weeks 9 - 12 post baseline)
five or more drinks per drinking day for men, four or more drinks per drinking day for women, at follow up, from Time Line Follow Back. This is a dichotomous measure, so the means that are reported are the percentage of people who have had any days of heavy drinking during the follow up period specified. In other words, 0.57 indicates that 57% of the sample engaged in heavy drinking in the follow up period.
Month 3 (weeks 9 - 12 post baseline)
Any Heavy Drinking Days
Periodo de tiempo: Month 4 (weeks 13 - 16 post baseline)
five or more drinks per drinking day for men, four or more drinks per drinking day for women at follow up, from Time Line Follow Back. This is a dichotomous measure, so the means that are reported are the percentage of people who have had any days of heavy drinking during the follow up period specified. In other words, 0.57 indicates that 57% of the sample engaged in heavy drinking in the follow up period.
Month 4 (weeks 13 - 16 post baseline)
Any Heavy Drinking Days
Periodo de tiempo: Month 5 (weeks 17 to 20 post baseline)
five or more drinks per day for men, four or more drinks per day for women, from Time Line Follow Back. This is a dichotomous measure, so the means that are reported are the percentage of people who have had any days of heavy drinking during the follow up period specified. In other words, 0.57 indicates that 57% of the sample engaged in heavy drinking in the follow up period.
Month 5 (weeks 17 to 20 post baseline)
Any Heavy Drinking Days
Periodo de tiempo: Month 6 (weeks 21 - 24 post baseline)
five or more drinks per day for men, four or more drinks per day for women, from Time Line Follow Back. This is a dichotomous measure, so the means that are reported are the percentage of people who have had any days of heavy drinking during the follow up period specified. In other words, 0.57 indicates that 57% of the sample engaged in heavy drinking in the follow up period.
Month 6 (weeks 21 - 24 post baseline)
Percent Days Heavy Drinking
Periodo de tiempo: Month 2 (weeks 5 - 8 post baseline)

Percent days heavy drinking at follow up, from Time Line Follow Back

*heavy drinking is defined as five or more drinks per day for men, four or more for women
Month 2 (weeks 5 - 8 post baseline)
Percent Days Heavy Drinking
Periodo de tiempo: Month 3 (weeks 9 - 12 post baseline)

Percent days heavy drinking at follow up, from Time Line Follow Back

* heavy drinking is defined as five or more drinks per day for men, four or more for women.
Month 3 (weeks 9 - 12 post baseline)
Percent Days Heavy Drinking
Periodo de tiempo: Month 4 (weeks 13 - 16 post baseline)

Percent days heavy drinking at follow up, from Time Line Follow Back

*heavy drinking is defined as five or more drinks per drinking day for men, four or more for women
Month 4 (weeks 13 - 16 post baseline)
Percent Days Heavy Drinking
Periodo de tiempo: Month 5 ( weeks 17 - 20 post baseline)

Percent days heavy drinking at follow up, from Time Line Follow Back

* heavy drinking is defined as five or more drinks per drinking day for men, four or more for women
Month 5 ( weeks 17 - 20 post baseline)
Percent Days Heavy Drinking
Periodo de tiempo: Month 6 (weeks 21 - 24 post baseline)

Percent days heavy drinking at follow up, from Time Line Follow Back

*heavy drinking is defined as five or more drinks per drinking day for men, four or more for women
Month 6 (weeks 21 - 24 post baseline)
Any Cocaine Use
Periodo de tiempo: Month 3 (weeks 9 - 12 post baseline)
Any cocaine using self report, binary measure of percent days cocaine use.
Month 3 (weeks 9 - 12 post baseline)
Any Cocaine Use
Periodo de tiempo: Month 4 (weeks 13 - 16 post baseline)
Any cocaine using self report, binary measure of percent days cocaine use
Month 4 (weeks 13 - 16 post baseline)
Any Cocaine Use
Periodo de tiempo: Month 5 (weeks 17 - 20 post baseline)
Any cocaine using self report, binary measure of percent days cocaine use
Month 5 (weeks 17 - 20 post baseline)
Any Cocaine Use
Periodo de tiempo: Month 6 (weeks 21 - 24 post baseline)
Any cocaine using self report, binary measure of percent days cocaine use
Month 6 (weeks 21 - 24 post baseline)
Percent Days Cocaine Use
Periodo de tiempo: Month 3 (weeks 9 - 12 post baseline)
Percent days of any cocaine use, self reported
Month 3 (weeks 9 - 12 post baseline)
Percent Days Cocaine Use
Periodo de tiempo: Month 5 (weeks 17 - 20 post baseline)
Percent days of any cocaine use, self reported
Month 5 (weeks 17 - 20 post baseline)
Percent Days Cocaine Use
Periodo de tiempo: Month 6 (weeks 21 - 24 post baseline)
Percent days of any cocaine use, self reported
Month 6 (weeks 21 - 24 post baseline)

Colaboradores e Investigadores

Aquí es donde encontrará personas y organizaciones involucradas en este estudio.

Patrocinador

University of Pennsylvania

Investigadores

  • Investigador principal: James R. McKay, Ph.D, University of Pennsylvania

Fechas de registro del estudio

Estas fechas rastrean el progreso del registro del estudio y los envíos de resultados resumidos a ClinicalTrials.gov. Los registros del estudio y los resultados informados son revisados ​​por la Biblioteca Nacional de Medicina (NLM) para asegurarse de que cumplan con los estándares de control de calidad específicos antes de publicarlos en el sitio web público.

Fechas importantes del estudio

Inicio del estudio

1 de octubre de 2008

Finalización primaria (Actual)

1 de diciembre de 2013

Finalización del estudio (Actual)

1 de diciembre de 2013

Fechas de registro del estudio

Enviado por primera vez

14 de diciembre de 2009

Primero enviado que cumplió con los criterios de control de calidad

14 de diciembre de 2009

Publicado por primera vez (Estimar)

15 de diciembre de 2009

Actualizaciones de registros de estudio

Última actualización publicada (Actual)

5 de septiembre de 2017

Última actualización enviada que cumplió con los criterios de control de calidad

1 de agosto de 2017

Última verificación

1 de agosto de 2017

Más información

Términos relacionados con este estudio

Términos MeSH relevantes adicionales

Otros números de identificación del estudio

  • 807092
  • IND: 101,486

Esta información se obtuvo directamente del sitio web clinicaltrials.gov sin cambios. Si tiene alguna solicitud para cambiar, eliminar o actualizar los detalles de su estudio, comuníquese con register@clinicaltrials.gov. Tan pronto como se implemente un cambio en clinicaltrials.gov, también se actualizará automáticamente en nuestro sitio web. .

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