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New questionnaire aims to decode how trauma survivors think

NCT ID NCT07469930

Knowledge-focused Sponsor: Reinier van Arkel Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested a new Dutch questionnaire designed to measure how people with PTSD think about their trauma—specifically, whether they blame themselves, feel a loss of control, or see the trauma as affecting everything in their lives. Researchers enrolled 530 participants, including both students and people receiving PTSD treatment, to see if the questionnaire is reliable and accurate. The goal was to improve understanding of trauma-related thoughts, not to test a treatment.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If successful, this questionnaire could help doctors better understand and track unhelpful thinking patterns in people with PTSD, potentially improving therapy.
What could go wrong
This is a questionnaire validation study, not a treatment trial. It does not test any new therapy or drug, so it cannot directly improve PTSD symptoms.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

530 people

The number who actually took part.

Started

Sep 2024

Finished

Mar 2025

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

* Non-clinical sample: first-year psychology students * Clinical sample: individuals receiving outpatient trauma treatment at PTC ZN

Ages

18 to 65 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria * Age ≥ 18 * Sufficient proficiency in Dutch * For clinical sample: history of traumatic exposure and current trauma-related symptoms * For non-clinical sample: enrollment as first-year psychology student at Radboud University Exclusion Criteria * Incomplete questionnaire data * Cognitive impairment preventing informed consent or questionnaire completion

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Conditions

The condition(s) this trial relates to.

post-traumatic stress disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

PTSD

Contacts and locations

Locations

  • Reinier van Arkel, Psychotraumacentrum Zuid-Nederland

    's-Hertogenbosch, North Brabant, 5211LJ, Netherlands

More trials for these conditions

Other studies related to the condition(s) this trial covers.