Using EMA Data to Inform a Web-intervention for Couples Concerned About Drinking

Part of paid clinical trials in Portland, Oregon.

Sponsor
Stanford University
Study ID
NCT06501677
Status
Recruiting

Conditions

  • Alcohol; Use, Problem

Eligibility Criteria

Sex
ALL
Age
18 Years - N/A
Healthy Volunteers
Accepted

Interventions

  • WBI — BEHAVIORAL
    The WBI will comprise of four sessions focusing on CRAFT principles including: (1) self-care, (2) positive communication including ways to increase responsiveness to the DP (PPR; i.e., actively listening, showing understanding, expressing interest in what their DP is thinking and feeling, and trying to see where the DPs is coming from), (3) understanding the DP's drinking reinforcers, and (4) supporting the DP if they want help and engaging in positive, healthy activities with the DP. ' partner. Each module will take \~20-30 minutes and each session will: (1) instill optimism in CPs, (2) be solution-focused, (3) emphasize that the CP is not responsible for the DP's behaviors, and (4) use a nonjudgmental, non-confrontational, empathetic style. The WBI intervention is focused on reduced drinking in the DP and improved CP wellness.

Study Details

Alcohol misuse is a prevalent and serious problem with significant harms to society, individuals, and their relationships. Romantic partners have a strong influence on their partner's behavior, uniquely positioning them as a motivator and supportive factor in changing their partner's alcohol use, but little evidence exists on the specific ways they can influence their partner. The impact this has on the quality of their relationship, communication, and overall well-being has yet to be explored. Thus, this study utilizes qualitative, quantitative, and ecological momentary assessment (EMA) data from both partners to develop a web-based intervention that applies communication-based personalized feedback to support the concerned partner (CP) in motivating their drinking partner (DP) to reduce drinking and other adverse relationship outcomes.

Key Dates

Start date
Apr 22, 2025
Status verified
Dec 2025
Primary completion
Aug 31, 2026
Completion
Aug 31, 2027

Study Design

Enrollment
275 participants (estimated)
Allocation
RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT

Arms

  • No Intervention: Identify CP communication behaviors that elicit or inhibit DP drinking using EMA
    Couples (N=50 dyads) with one CP and one DP will be recruited from social media. Both partners will independently complete baseline and follow-up surveys. Both the CP and DP will independently complete a 21-day EMA with three daily reports on their communication and DP's drinking (craving, motives, consumption, problems). We will identify specific CP communication behaviors as proximal and long-term predictors of the DP's drinking and non-drinking. Hyp1: CP punishing drinking (e.g., yelling) will relate to increases in DP drinking. Hyp2: CP rewarding drinking (e.g., bringing alcohol home) will relate to increases in DP drinking. Hyp3: CP rewarding sobriety (e.g., planning non-drinking activities) will relate to decreases in DP drinking.
  • Experimental: Develop and evaluate the feasibility and acceptability of a WBI providing personalized feedback
    We will use the Behavioral Intervention Technology Model framework to iteratively develop a four-session WBI that includes CRAFT principles and education about communication patterns learned in Aim 1. During the WBI, CPs will receive personalized feedback based on their baseline data on how their communication may influence their DP's drinking. We will evaluate the WBI's feasibility and acceptability with 15 CPs to iteratively improve the WBI.
  • Active Comparator: Perform a pilot randomized controlled trial (RCT) comparing WBI to psychoeducation control
    Outcomes include DP drinking (primary), CP well-being (e.g., depression, anxiety, social support), and relationship functioning (e.g., relationship distress). Although the WBI will target CPs, we will collect data from both partners (N=80 couples) at baseline and 1-month follow-up to evaluate effects. Hyp4: DP, CP, and relationship outcomes will show greater improvement in the WBI compared to control.

Primary Outcome Measure

DP Alcohol Use [ Time Frame: Baseline, Daily (EMA), 1-month-follow-up ]

Central Contacts

Locations (1)

FacilityCityStateZIPSite coordinators
Portland State UniversityPortlandOregon97207
Dr. Cynthia Mohr, PhD
(503) 725-3981
Dr. Cynthia Mohr, PhD (PRINCIPAL_INVESTIGATOR)

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