About this trial
The goal of the study is to determine effectiveness of a behaviorally informed text messaging intervention to help parents increase safety practices and reduce their teens' access to lethal means following a suicide-related emergency department visit.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Guardian must be able and willing to provide informed consent, and the participant must be able and willing to provide assent.
Parent and adolescent willingness and ability to participate in study procedures and complete assessments at baseline, 6 weeks, and 12 weeks.
Presentation to the ED for a suicide-related emergency, defined as suicidal ideation within the last 2 weeks or a suicide attempt within the past month.
Adolescents aged 12-17 years during the consent.
Disqualifiers
Absence of a legal guardian capable of providing consent.
Parents/legal guardians without access to a mobile phone with texting capability.
Inability to communicate in English.
Adolescents in state custody or under legal restrictions that prevent study participation.
Trial design
Parallel
Treatments tested in this trial
Text-messaging for safety reminders
Other interventionThe intervention consists of thrice-weekly, behaviorally informed text messages delivered to parents over six weeks period.
Text-messaging with safety reminders and risk framing
Other interventionThrice-weekly messages incorporating safety precautions and evidence-based suicide risk statistics to recalibrate parental risk perception.
Treatment groups
Trial outcomes
Primary outcomes
Parent-reported adherence to lethal means restriction (LMR)
Change in parental adherence to lethal means restriction practices will be assessed using the Parent Adherence to Lethal Means Restriction (PA-LMR), a structured parent-report survey measuring adherence to multiple lethal means restriction behaviors. Items are rated on a Likert scale, with total scores ranging from 11 to 55; higher scores indicate greater adherence.
Secondary outcomes
Adolescent Perceived Access to Lethal Means
Perceived Access to Lethal Means is a self-report measure assessing adolescents' perceptions of their access to potentially lethal methods. Items assess the perceived ease of access, with total scores ranging from 5 to 30; higher scores indicate greater perceived access to lethal means.
Other outcomes
Exploratory Outcome
Number of participants (adolescents) with a suicide-related Emergency Department revisit and/or suicide attempt within 12 weeks post-randomization
Sponsors and contacts
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University of Texas Southwestern Medical Center
Lead sponsor
The Texas Child Mental Health Care Consortium (TCMHCC)
Collaborator