Text Messaging Intervention for Postpartum Alcohol Use: Micro-Randomized Trial Supports Feasibility, Acceptability, and Maternal Message Preference.

ABSTRACT:

Objective

This pilot micro-randomized trial (MRT) evaluated feasibility of the MRT design and compared acceptability and preliminary impacts of drinking-focused and maternal-focused text messages to inform development of a tailored just-in-time adaptive text messaging intervention for postpartum at-risk alcohol use.

Method

Postpartum mothers (n = 65) participated in a 28-day MRT. Participants completed ecological momentary assessment (EMA) surveys upon waking (morning survey) at two random times daily (hourly surveys), with an optional night survey (night survey). After each hourly and night survey, participants were randomized to receive either a maternal-focused message, a drinking-focused message, or no message. Check-in surveys assessed intermediate (motivation, maternal

SUBMITTER: Dauber S 

PROVIDER: S-EPMC12555423 | biostudies-literature | 2025 Oct

REPOSITORIES: biostudies-literature