Trial Outcomes & Findings for Group Motivational Interviewing (GMI) For Homeless Veterans In VA Services (NCT NCT02233738)

Of the 481 patients screened between September 2015 and January 2018, 38% (n=185) were consented and enrolled. However, only 184 participants were randomized because 1 withdrew during baseline assessments.

Group Motivational Interviewing (GMI) For Homeless Veterans In VA Services

The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 30 days prior to baseline. Amount of alcohol consumption was converted to standard ethanol content units (SECs; or standard drinks) equivalent to 0.5 oz. of ethanol. This measure represents ALL standard drinks consumed within the stated time period.

The 1-month follow-up was conducted 30 days after day 1 of the treatment group. The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 30 days prior to 1-month follow-up. Amount of alcohol consumption was converted to standard ethanol content units (SECs; or standard drinks) equivalent to 0.5 oz. of ethanol. This measure represents ALL standard drinks consumed within the stated time period.

The 3-month follow-up was conducted 60 days after the 1-month follow-up. The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 60 days prior to 3-month follow-up. Amount of alcohol consumption was converted to standard ethanol content units (SECs; or standard drinks) equivalent to 0.5 oz. of ethanol. This measure represents ALL standard drinks consumed within the stated time period.

The 6-month follow-up was conducted 90 days after the 3-month follow-up. The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 90 days prior to 6-month follow-up. Amount of alcohol consumption was converted to standard ethanol content units (SECs; or standard drinks) equivalent to 0.5 oz. of ethanol. This measure represents ALL standard drinks consumed within the stated time period.

The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 30 days prior to baseline. Amount of alcohol consumption was converted to standard ethanol content units (SECs; or standard drinks) equivalent to 0.5 oz. of ethanol. This measure represents the most standard drinks consumed in a single day within the stated time period.

The 1-month follow-up was conducted 30 days after day 1 of the treatment group. The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 30 days prior to 1-month follow-up. Amount of alcohol consumption was converted to standard ethanol content units (SECs; or standard drinks) equivalent to 0.5 oz. of ethanol. This measure represents the most standard drinks consumed on a single day within the stated time period.

The 3-month follow-up was conducted 60 days after the 1-month follow-up. The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 60 days prior to 3-month follow-up. Amount of alcohol consumption was converted to standard ethanol content units (SECs; or standard drinks) equivalent to 0.5 oz. of ethanol. This measure represents the most standard drinks consumed on a single day within the stated time period.

The 6-month follow-up was conducted 90 days after the 3-month follow-up. The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 90 days prior to 6-month follow-up. Amount of alcohol consumption was converted to standard ethanol content units (SECs; or standard drinks) equivalent to 0.5 oz. of ethanol. This measure represents the most standard drinks consumed on a single day within the stated time period.

The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 30 days prior to Baseline. This measure represents the number of days any alcohol was consumed within the stated time period.

The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 30 days after day 1 of the treatment group. This measure represents the number of days any alcohol was consumed within the stated time period.

The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 60 days prior to 3-month follow-up. This measure represents the number of days any alcohol was consumed within the stated time period.

The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 90 days prior to 6-month follow-up. This measure represents the number of days any alcohol was consumed within the stated time period.

The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 30 days prior to Baseline. This measure represents the number of days the participant binge drank (5 or more standard drinks on a single day for males; 4 or more standard drinks on a single day for females).

The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 30 days prior to 1-month follow-up. This measure represents the number of days the participant binge drank (5 or more standard drinks on a single day for males; 4 or more standard drinks on a single day for females) within the stated time period.

The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 60 days prior to 3-month follow-up. This measure represents the number of days the participant binge drank (5 or more standard drinks on a single day for males; 4 or more standard drinks on a single day for females) within the stated time period.

The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 90 days prior to 6-month follow-up. This measure represents the number of days the participant binge drank (5 or more standard drinks on a single day for males; 4 or more standard drinks on a single day for females) within the stated time period.

The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of drug use in the 30 days prior to Baseline. This measure represents the number of illicit drug use days within the stated time period.

The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 30 days prior to 1-month follow-up. This measure represents the number of illicit drug use days within the stated time period.

The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 60 days prior to 3-month follow-up. This measure represents the number of illicit drug use days within the stated time period.

The Timeline Follow-Back (TLFB) calendar was used to assess retrospective self-report of alcohol in the 90 days prior to 6-month follow-up. This measure represents the number of illicit drug use days within the stated time period.

A Treatment Attendance Calendar was used to record the number of objective treatment sessions documented in each participants VA Computerized Patient Record System for the 30 days prior to Baseline. Treatment sessions included the outpatient substance use disorder treatment group sessions and individual sessions.

A Treatment Attendance Calendar was used to record the number of objective treatment sessions documented in each participants VA Computerized Patient Record System for the 30 days prior to 1-month follow-up. Treatment sessions included the outpatient substance use disorder treatment group sessions and individual sessions.

A Treatment Attendance Calendar was used to record the number of objective treatment sessions documented in each participants VA Computerized Patient Record System for the 60 days prior to 3-month follow-up. Treatment sessions included the outpatient substance use disorder treatment group sessions and individual sessions.

A Treatment Attendance Calendar was used to record the number of objective treatment sessions documented in each participants VA Computerized Patient Record System for the 60 days prior to 6-month follow-up. Treatment sessions included the outpatient substance use disorder treatment group sessions and individual sessions.

A Treatment Attendance Calendar was used to record the number of self-reported 12-step sessions attended 30 days prior to Baseline.

A Treatment Attendance Calendar was used to record the number of self-reported 12-step sessions attended 30 days prior to 1-month follow-up.

A Treatment Attendance Calendar was used to record the number of self-reported 12-step sessions attended 60 days prior to 3-month follow-up.

A Treatment Attendance Calendar was used to record the number of self-reported 12-step sessions attended in the 90 days prior to 6-month follow-up.

A calendar was used to record the number of times a participant participated in an activity in the community (e.g. museum, library, baseball game) in the 30 days prior to Baseline.

A calendar was used to record the number of times a participant participated in an activity in the community (e.g. museum, library, baseball game) in the 30 days prior to 1-month follow-up.

A calendar was used to record the number of times a participant participated in an activity in the community (e.g. museum, library, baseball game) in the 60 days prior to 3-month follow-up.

A calendar was used to record the number of times a participant participated in an activity in the community (e.g. museum, library, baseball game) in the 90 days prior to 6-month follow-up.

A calendar was used to record the number of times a participant participated in a productive work activity (e.g. volunteered or worked at a job) in the 30 days prior to Baseline.

A calendar was used to record the number of times a participant participated in a productive work activity (e.g. volunteered or worked at a job) in the 30 days prior to 1-month follow-up.

A calendar was used to record the number of times a participant participated in a productive work activity (e.g. volunteered or worked at a job) in the 60 days prior to 3-month follow-up

A calendar was used to record the number of times a participant participated in a productive work activity (e.g. volunteered or worked at a job) in the 90 days prior to 6-month follow-up.

A Treatment Attendance Calendar was used to record the number of objective treatment sessions documented in each participants VA Computerized Patient Record System for the 30 days prior to Baseline. Treatment sessions included individual sessions with outpatient mental health staff.

A Treatment Attendance Calendar was used to record the number of objective treatment sessions documented in each participants VA Computerized Patient Record System for the 30 days prior to 1-month follow-up. Treatment sessions included individual sessions with outpatient mental health staff.

A Treatment Attendance Calendar was used to record the number of objective treatment sessions documented in each participants VA Computerized Patient Record System for the 60 days prior to 3-month follow-up. Treatment sessions included individual sessions with outpatient mental health staff.

A Treatment Attendance Calendar was used to record the number of objective treatment sessions documented in each participants VA Computerized Patient Record System for the 90 days prior to 6-month follow-up. Treatment sessions included individual sessions with outpatient mental health staff.

This specific measure combined the number substance use disorder treatment sessions and mental health treatment sessions attended for the 30 days prior to Baseline.

This specific measure combined the number substance use disorder treatment sessions and mental health treatment sessions attended for the 30 days prior to 1-month follow-up.

This specific measure combined the number substance use disorder treatment sessions and mental health treatment sessions attended for the 60 days prior to 3-month follow-up.

This specific measure combined the number substance use disorder treatment sessions and mental health treatment sessions attended for the 90 days prior to 6-month follow-up.

The ASI-Lite will be used to measure addiction severity Min value:0 Max value: 1 Higher score indicates greater problem severity

The ASI-Lite will be used to measure addiction severity Min value:0 Max value: 1 Higher score indicates greater problem severity

The ASI-Lite will be used to measure addiction severity Min value:0 Max value: 1 Higher score indicates greater problem severity

The ASI-Lite will be used to measure addiction severity Min value:0 Max value: 1 Higher score indicates greater problem severity

The ASI-Lite will be used to measure addiction severity Min value:0 Max value: 1 Higher score indicates greater problem severity

The ASI-Lite will be used to measure addiction severity Min value:0 Max value: 1 Higher score indicates greater problem severity

The ASI-Lite will be used to measure addiction severity Min value:0 Max value: 1 Higher score indicates greater problem severity

The ASI-Lite will be used to measure addiction severity Min value:0 Max value: 1 Higher score indicates greater problem severity

Min value:0 Max value: 45 Higher score indicates higher number of consequences from alcohol and drug use

Min value:0 Max value: 45 Higher score indicates higher number of consequences from alcohol and drug use

Min value:0 Max value: 45 Higher score indicates higher number of consequences from alcohol and drug use

Min value:0 Max value: 45 Higher score indicates higher number of consequences from alcohol and drug use

Min value:19 Max value:95 Higher score indicates higher support

Min value:19 Max value:95 Higher score indicates higher support

Min value:19 Max value:95 Higher score indicates higher support

Min value:19 Max value:95 Higher score indicates higher support

Min value:16 Max value:112 Higher score indicates higher quality of life

Min value:16 Max value:112 Higher score indicates higher quality of life

Min value:16 Max value:112 Higher score indicates higher quality of life

Min value:16 Max value:112 Higher score indicates higher quality of life

Min value:0 Max value:72 Higher score indicates higher psychological distress

Min value:0 Max value:72 Higher score indicates higher psychological distress

Min value:0 Max value:72 Higher score indicates higher psychological distress

Min value:0 Max value:72 Higher score indicates higher psychological distress

Physical summary items are summed and weighed Min value:0 Max value:100 Higher score indicates higher level of health

Physical summary items are summed and weighed Min value:0 Max value:100 Higher score indicates higher level of health

Physical summary items are summed and weighed Min value:0 Max value:100 Higher score indicates higher level of health

Physical summary items are summed and weighed Min value:0 Max value:100 Higher score indicates higher level of health

Mental summary items are summed and weighed Min value:0 Max value:100 Higher score indicates higher level of health

Mental summary items are summed and weighed Min value:0 Max value:100 Higher score indicates higher level of health

Mental summary items are summed and weighed Min value:0 Max value:100 Higher score indicates higher level of health

Mental summary items are summed and weighed Min value:0 Max value:100 Higher score indicates higher level of health

The TMQ will be used to measure self-reported interest in attending treatment Scores within each subscale are averaged External: Min value:1 Max value:7 External:Higher score indicates higher external reasons for attending treatment (e.g.referred to treatment by legal system) Internal: Min value:1 Max value:7 Internal: Higher score indicates higher internal reasons for attending treatment (e.g. personal choice to attend treatment)

The TMQ will be used to measure self-reported interest in attending treatment Scores within each subscale are averaged External: Min value:1 Max value:7 External:Higher score indicates higher external reasons for attending treatment (e.g.referred to treatment by legal system) Internal: Min value:1 Max value:7 Internal: Higher score indicates higher internal reasons for attending treatment (e.g. personal choice to attend treatment)

The TMQ will be used to measure self-reported interest in attending treatment Scores within each subscale are averaged External: Min value:1 Max value:7 External:Higher score indicates higher external reasons for attending treatment (e.g.referred to treatment by legal system) Internal: Min value:1 Max value:7 Internal: Higher score indicates higher internal reasons for attending treatment (e.g. personal choice to attend treatment)

The TMQ will be used to measure self-reported interest in attending treatment Scores within each subscale are averaged External: Min value:1 Max value:7 External:Higher score indicates higher external reasons for attending treatment (e.g.referred to treatment by legal system) Internal: Min value:1 Max value:7 Internal: Higher score indicates higher internal reasons for attending treatment (e.g. personal choice to attend treatment)

Min:0 Max:10 Higher score indicates higher level of nicotine dependence

Min:13 Max:65 Higher score indicates better satisfaction

Participant completed assessment on the final day of group and rated therapist based on their interactions over the 4 days. Min:19 Max:114 Higher score indicates stronger alliance with therapist