Social Support Intervention for Addiction Recovery

Acceptability is calculated as the number of nights participants login to LDART within the 28-day window.

Time frame: Duration of intervention (Days 1-28)

Population: The one participants who dropped out mid-intervention for higher level of care was excluded from analysis.

Acceptability is measured with a 9-item self-report acceptability assessment questionnaire. This comprises questions regarding the motivational and supportive properties of the content, perceptions on the frequency of engaging with the intervention, and whether they enjoyed using the intervention. Each question is rated on a 5-point Likert scale, where higher values indicate greater acceptability. There will also be two open-ended questions for participants to indicate what they liked and did not like about the intervention and ways to improve it. Data reported here reflects percentage of participants who answered agree or strongly agree to the question: I would recommend LDART to someone trying to cut down or quit drinking.

Time frame: Post-intervention (Day 28)

Population: Of the 25 participants who completed the intervention, 3 did not complete the acceptability ratings, and 1 participant skipped this question.

Feasibility of recruitment is measured as the number of adults who consent to study participation divided by the number of months the trial recruits for.

Time frame: Baseline

Retention rate is calculated as the number of participants who complete the study divided by the number of participants who consented to participating in the study.

Time frame: One-month post-intervention (Day 56)

Population: Retention feasibility was calculated as the number of participants who completed the study (i.e., completed the one-month post-intervention assessment) divided by the number of participants who enrolled in the study.

Brief Assessment of Recovery Capital (BARC) is a 10-item self-report measure of recovery capital with ten domains (substance use and sobriety, global psychological health, global physical health, citizenship and community involvement, social support, meaningful activities, housing and safety, risk-taking, coping and life functioning, recovery experience). Total score ranges from 0-50, where higher values indicate higher recovery capital.

Time frame: Day 0 (Pre-intervention), 28 (Post-intervention), and 56 (1-month post-intervention)

Population: 2 of the 25 participants did not have data at the second time point (post-intervention); 1 of the 25 participants did not have data at the third time point (one month post-intervention), and 1 of the participants did not have data at either the second or third time point.

Self-reported total number of hours spent engaging in recovery support services (e.g., being at a recovery community center, attending a support group meeting) in the past 28-day time window for two consecutive windows.

Time frame: Day 0 (Pre-intervention), 28 (Post-intervention), and 56 (1-month post-intervention)

Population: 2 of the 25 participants did not have data at the third time point (one month post-intervention) so were excluded from analyses.

Timeline Follow Back is a validated, self-reported instrument that provides specific dates for alcohol use in the past 28 days, and the number of standard drinks consumed on each drinking day. Percent Drinking Days Per Month is calculated as the percentage of days in the 28-day window in which one or more standard drinks is consumed for two consecutive windows.

Time frame: Day 0 (Pre-intervention), 28 (Post-intervention), and 56 (1-month post-intervention)

Population: 2 of the 25 participants did not have data at the third time point (one month post-intervention) so were excluded from analyses.

Percent Heavy Drinking Days is calculated from the Timeline Follow Back instrument as the number of days in the 28-day window in which four/five or more standard drinks is consumed for women/men for two consecutive windows.

Time frame: Day 0 (Pre-intervention), 28 (Post-intervention), and 56 (1-month post-intervention)

Population: 2 of the 25 participants did not have data at the third time point (one month post-intervention) so were excluded from analyses.

World Health Organization Quality of Life - Brief Version (WHOQOL-BREF) is a questionnaire with 24 items that correspond to four domains: physical health, psychological health, social relationships, and environment. Each question is rated on a five-point Likert scale. Each domain score is transformed based on the lowest possible score to create a modified range of 0-100 for each domain. All four domain scores are then averaged to create a single score on a range of 0-100, where higher values indicate higher quality of life.

Time frame: Day 0 (Pre-intervention), 28 (Post-intervention), and 56 (1-month post-intervention)

Population: 2 of the 25 participants did not have data at the second time point (post-intervention); 1 of the 25 participants did not have data at the third time point (one month post-intervention), and 1 of the participants did not have data at either the second or third time point.