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Clinical Trials/NCT05950035
NCT05950035
Completed
Not Applicable

An Efficient Treatment for Posttraumatic Injury for Firefighters

Palo Alto Veterans Institute for Research1 site in 1 country49 target enrollmentDecember 1, 2023

Overview

Phase
Not Applicable
Intervention
Not specified
Conditions
Posttraumatic Stress Disorder
Sponsor
Palo Alto Veterans Institute for Research
Enrollment
49
Locations
1
Primary Endpoint
Structured Clinical Interview for DSM-5 Sleep Disorders- Revised (SCISD-R)
Status
Completed
Last Updated
11 months ago

Overview

Brief Summary

The goal of this two-arm pilot randomized controlled trial is to test a behavioral intervention that integrates three evidence-based cognitive behavioral interventions (written exposure therapy; WET, cognitive behavioral therapy for insomnia; CBT-I, and cognitive behavioral therapy for nightmares; CBT-N) among firefighters. The main questions it aims to answer are:

  • Is the behavioral intervention feasible, acceptable, and effective in reducing symptoms of posttraumatic stress, insomnia, and nightmares?
  • What is the efficacy of efficient treatment vs. delayed treatment (2-4 week waitlist) in reducing symptoms of posttraumatic stress, insomnia, and nightmares?

We will beta test the intervention in 1-2 groups of 3-5 firefighters. Then we will randomize 50 participants to immediate or delayed (2-4 week waitlist) treatment. Consented participants will:

  • Complete self-report and interview measures assessing posttraumatic stress disorder, insomnia (PTSD), and nightmares
  • Attend an individual treatment orientation session
  • Attend a 4-day (~3 hours per day over 4 consecutive days) group treatment that integrates WET, CBT-I, and CBT-N
  • Attend an individual booster session held approximately one week later
  • Complete self-report measures before, during, and after treatment, and at a 3-month follow up assessment and a clinical interview before and after treatment to assess program efficacy.
Registry
clinicaltrials.gov
Start Date
December 1, 2023
End Date
January 1, 2025
Last Updated
11 months ago
Study Type
Interventional
Study Design
Parallel
Sex
All

Investigators

Responsible Party
Principal Investigator
Principal Investigator

Carmen McLean

Clinical Psychologist

Palo Alto Veterans Institute for Research

Eligibility Criteria

Inclusion Criteria

  • 18-65 years old
  • Firefighter
  • Able to speak and read English
  • Clinically significant posttraumatic stress symptoms: CAPS-5 total score ≥ 25; ≥ 1 intrusion symptom; ≥ 1 avoidance symptom
  • Clinically significant symptoms of insomnia: SCISD insomnia criteria are met; ISI ≥ 15
  • Clinically significant symptoms of nightmare disorder: SCISD nightmare disorder criteria are met, nightmares ≥ 1 monthly.

Exclusion Criteria

  • Current suicide or homicide risk meriting crisis intervention
  • Inability to speak and read English
  • Inability to comprehend the baseline screening questionnaires
  • Unwilling to remain abstinent from alcohol during treatment
  • Serious mental health diagnosis such as bipolar disorder or psychosis.

Outcomes

Primary Outcomes

Structured Clinical Interview for DSM-5 Sleep Disorders- Revised (SCISD-R)

Time Frame: Change from baseline to post treatment (~4 weeks post baseline)

The SCISD-R is a semi-structured interview designed to obtain a sleep history and screen for certain sleep disorders and diagnose others, including insomnia, hypersomnia, circadian rhythm sleep-wake disorders, sleep-disordered breathing, and parasomnias.

Insomnia Severity Index (ISI)

Time Frame: Change from baseline through 3 months post treatment

The ISI assesses perceived severity of insomnia.

Nightmare Disorders Index

Time Frame: Change from baseline through 3 months post treatment

The NDI is a self-report assessment of nightmare disorder.

Clinician Administered PTSD Scale (CAPS-5)

Time Frame: Change from baseline to post treatment (~4 weeks post baseline)

The CAPS-5 is a structured clinical interview that assesses the presence and severity of PTSD symptoms.

Posttraumatic Stress Disorder Checklist (PCL-5)

Time Frame: Change from baseline through 3 months post treatment

Self-report measure update of the PCL designed to assess PTSD symptoms as defined by the DSM-5.

Secondary Outcomes

  • Sleep Diary and Nightmare Log(Change from baseline through post treatment (~4 weeks post baseline))
  • Trauma-Related Nightmare Survey (TRNS)(Change from baseline through 3 months post treatment)
  • Patient Health Questionnaire-9 (PHQ-9)(Change from baseline through 3 months post treatment)
  • Depressive Symptoms Index-Suicidality Subscale (DSI-SS)(Change from baseline through 3 months post treatment)
  • Self-Assessment of Sleep (SASS)(Change from baseline through 3 months post treatment)
  • Net Prompter Score(Post treatment (~4 weeks post baseline))

Study Sites (1)

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