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Texting to Reduce Alcohol Misuse Pilot Trial

Not Applicable
Completed
Conditions
Alcohol Consumption
Interventions
Behavioral: Control
Behavioral: Goal Support (GS)
Behavioral: Coaching for Context-specific Peer Support (CCPS)
Registration Number
NCT05864235
Lead Sponsor
Stanford University
Brief Summary

The primary aims of this project are to determine the feasibility and acceptability of recruiting and retaining young adult binge drinkers online and using text messaging to provide weekly Goal Support (GS) or weekly GS + Coaching for Context-specific Peer Support (CCPS) on alcohol consumption. The secondary aims will determine effect sizes for GS and GS+CCPS groups relative to controls on alcohol consumption at 6- and 12-weeks to inform design of an adequately-powered trial.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
90
Inclusion Criteria
  • English reader
  • Owns a mobile phone with SMS
  • Hazardous alcohol consumption as measured by: "How many times in the past year have you had X or more drinks in a day?", where X is 5 for men and 4 for women, and a response of 1 or greater is considered at-risk
  • At least in contemplative stage of change for reducing alcohol consumption
Exclusion Criteria
  • Currently enrolled or past enrollment in a 4-year college
  • Pregnant or pregnancy plans in the next 3-months
  • Current or planned treatment for alcohol or substance use disorder in next 3-months

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Goal Support (GS)Goal Support (GS)Each week for 6-weeks, GS group participants will compete identical weekly text message assessments to the control group and receive further prompts and tailored feedback and support focused on weekly drinking limit goal commitment \& confidence assessments and subsequently receive tailored feedback on goal success to either bolster future goal striving or reframe goal failure.
GS + Coaching for Context-specific Peer Support (CCPS)Coaching for Context-specific Peer Support (CCPS)Each week for 6-weeks, CCPS group participants will compete identical weekly text message assessments and feedback to GS plus additionally will receive weekly motivation and strategies to enlist peer support during drinking episodes.
ControlControlEach week for 6-weeks, control group participants will receive the following weekly text message assessments (without receiving any feedback or support): (1) Thursdays (3pm): weekend plans to drink and desire to get drunk; (2) Sundays (12pm): most drinks consumed on any weekend day and peer pressure to drink.
GS + Coaching for Context-specific Peer Support (CCPS)ControlEach week for 6-weeks, CCPS group participants will compete identical weekly text message assessments and feedback to GS plus additionally will receive weekly motivation and strategies to enlist peer support during drinking episodes.
Goal Support (GS)ControlEach week for 6-weeks, GS group participants will compete identical weekly text message assessments to the control group and receive further prompts and tailored feedback and support focused on weekly drinking limit goal commitment \& confidence assessments and subsequently receive tailored feedback on goal success to either bolster future goal striving or reframe goal failure.
GS + Coaching for Context-specific Peer Support (CCPS)Goal Support (GS)Each week for 6-weeks, CCPS group participants will compete identical weekly text message assessments and feedback to GS plus additionally will receive weekly motivation and strategies to enlist peer support during drinking episodes.
Primary Outcome Measures
NameTimeMethod
The % of participants who at least agree that the SMS program helped them reduce their drinking12 weeks

A single question with response options: completely disagree to completely agree

The % of people screened to participants enrolled2 months

Online recruitment efficiency

The % of participants who complete both 6- and 12-week web-based assessments12 weeks

Follow-up completion

The % of SMS queries with valid responses6 weeks

Response rates to SMS queries

Secondary Outcome Measures
NameTimeMethod
# Alcohol negative consequences6-weeks

B-YAACQ: 24 yes/no questions

# Binge drinking days6-weeks

Count of binge drinking days using TLFB 30-day calendar

Binge drinking days12-weeks

Count of binge drinking days using TLFB 30-day calendar

Alcohol negative consequences12-weeks

B-YAACQ: 24 yes/no questions

Drinks per drinking day12-weeks

Mean drinks per drinking day using TLFB 30-day calendar

Trial Locations

Locations (1)

Stanford University

🇺🇸

Palo Alto, California, United States

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