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NCT04770584 · ClinicalTrials.gov registry record · NA

Fear and Avoidance in PTSD Patients

A NA study of Post Traumatic Stress Disorder, sponsored by The University of Texas Health Science Center, Houston.

Recruiting
Registry status
NA
Development phase
300
Enrollment target
1
Study location

NCT04770584: Recruiting NA study of Post Traumatic Stress Disorder, sponsored by The University of Texas Health Science Center, Houston.

NCT04770584 is a NA study of Post Traumatic Stress Disorder that is actively recruiting participants, run by The University of Texas Health Science Center, Houston. The registered enrollment target is 300 participants, below the 663-participant average among 262 other Post Traumatic Stress Disorder trials with a reported enrollment target (55% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT04770584, a NA study of Post Traumatic Stress Disorder, is actively recruiting participants, sponsored by The University of Texas Health Science Center, Houston.

RECRUITING
Registry status
NA
Development phase
300 participants
Enrollment target
1
Study location

Study Summary

The purpose of this research study is to study how the brain learns to avoid certain stimuli or situations using an experimental paradigm. The big goal is to measure brain responses and subject's feelings and expectations when they are learning to actively avoid experimental stimuli, and how fear extinction learning and monetary cost can change how and when subjects are to avoid.

Primary Outcome

Skin Conductance Response (SCR) assesses the stress/seat level, or level of anxiety in a particular moment, or in response to a specific cue. SCR will be reported in microsiemens.

Interventions

  • BEHAVIORAL Fear Conditioning
  • OTHER Avoidance conditioning
  • OTHER Pavlovian fear extinction learning
  • OTHER Willingness to pay to avoid shock

Study Locations (1)

Texas

  • UTHealth Houston - Houston

Trial Details

FieldValue
Enrollment Target 300 participants
Start Date 2021-09-09
Est. Completion 2027-01
Phase NA

What NCT04770584 shows while recruiting

NCT04770584 is an interventional study that assigns participants to a tested intervention. The registered 300 participants enrollment target is mid-sized for trials with a published cap, below the 663-participant average among 262 other Post Traumatic Stress Disorder trials with a reported enrollment target (55% lower).

The record links to 1 condition, with Post Traumatic Stress Disorder appearing as the primary indexed condition, and to 4 interventions - of which Fear Conditioning is the first listed.

NCT04770584 reports a single indexed study location in Texas.

Frequently Asked Questions

What is clinical trial NCT04770584 about?

NCT04770584 is a clinical study titled "Fear and Avoidance in PTSD Patients". The purpose of this research study is to study how the brain learns to avoid certain stimuli or situations using an experimental paradigm. The big goal is to measure brain responses and subject's feelings and expectations when they are learning to actively avoid experimental stimuli, and how fear ex...

What is the current status of trial NCT04770584?

This trial is currently recruiting. It is a NA study. The enrollment target is 300 participants. The study started on 2021-09-09. Estimated completion is 2027-01.

What conditions does trial NCT04770584 study?

This clinical trial studies the following conditions: Post Traumatic Stress Disorder.

What interventions are being tested in trial NCT04770584?

The interventions under investigation include: Fear Conditioning (BEHAVIORAL), Avoidance conditioning (OTHER), Pavlovian fear extinction learning (OTHER), Willingness to pay to avoid shock (OTHER).

Who is sponsoring clinical trial NCT04770584?

This trial is sponsored by The University of Texas Health Science Center, Houston, which has 732 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT04770584 being conducted?

This trial has 1 study location across Texas. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Post Traumatic Stress Disorder

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT04770584's enrollment target sits among peer trials

300 28th of 262 higher than 230 of 262 other Post Traumatic Stress Disorder trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Post Traumatic Stress Disorder trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

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Source: ClinicalTrials.gov NCT04770584, the US trial registry maintained by the National Library of Medicine. NCT04770584 (mid enrollment · single site footprint · recruiting) retrieved and formatted by PlainTrial, see methodology.