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NCT Number: NCT07610187

A Randomised Waitlist Controlled Clinical Trial of the Restory Treatment Program

This project aims to evaluate Restory - a newly developed anonymous, iCBT prolonged exposure therapy program specifically tailored for victims of sexual abuse - using a pre-registered randomized controlled trial with waitlist control. The primary research question is whether Restory is more effective than a waitlist control in reducing PTSD symptom severity score, as measured by PCL-5.

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Centre for Psychiatry Research, Department of Clinical Neuroscience, Karolinska Institutet

Stockholm, 11364, Sweden

Location status: Recruiting

Location contact

Malin Joleby, PhD

CONTACT

[email protected]

+46736971237

Malin Joleby, PhD

PRINCIPAL_INVESTIGATOR

About this study

Restory has been developed to address the current lack of available, low-threshold treatment for sexual abuse victims. Restory is a free, anonymous, trauma-focused, iCBT program. iCBT has been shown to be as effective as face-to-face treatment for several conditions (Andersson et al., 2014). iCBT for PTSD has documented efficacy (Lewis et al., 2017; Litz et al., 2007), regardless of the patient's age (Paiva et al., 2024), and even intensive formats have proven feasible despite concerns about increased risk of dropout or symptom deterioration (Bragesjö et al., 2021). There are indications that internet-based treatment can even enhance the patient's sense of self-efficacy (Knaevelsrud et al., 2017) since they are encouraged to take on a more active role in their treatment, which is particularly beneficial for individuals with PTSD facing negative self-cognitions.

In a recent review of barriers to formal help-seeking following sexual victimization, Zinzow et al. (2021) concluded that increasing resource availability and access is crucial. iCBT can thus play a pivotal role in breaking down barriers by providing nationwide access to care, regardless of geographical location, thus democratizing access to specialized care for an underserved patient population. By offering treatment anonymously, we believe we can further promote help-seeking by mitigating the stigma, guilt shame, and confidentiality concerns that often hinder victims of sexual abuse from seeking care. This is valuable for the patient group at large, but particularly beneficial for victim groups that are less likely to seek help, including minority groups (racial, ethnical, and sexual minorities; Zinzow et al., 2021), boys and men (Donne et al., 2018), victims of female offenders (Jonsson & Svedin, 2019), and victims of technology-assisted sexual abuse (Joleby et al., 2024) as they may face heightened risk of experiencing shame, stigma, and cultural and social barriers. iCBT treatment can be conducted discreetly and flexibly online, accommodating the patient's schedule without the need for physical clinic visits, thereby reducing the risk of recognition. Overall, this approach aligns with the objective outlined by the Swedish Association of Local Authorities and Regions (SKR, 2020) to ensure equitable care nationwide and to better address the needs of particularly vulnerable groups.

An important aspect of Restory, and a gap it aims to fill, is that it is a treatment program specifically designed for a unique patient group: victims of sexual abuse. This is crucial because sexual victimization is often associated with fear, anxiety, and shame, making the quality of the therapeutic encounter essential. The lack of specialized clinics means that victims of sexual abuse are often left to seek care through a regular medical center or emergency room, where the medical staff do not have any specific training in meeting this patient group. Research has indicated that women disclosing to both informal and formal supports reported more negative (e.g. victim blaming and disbelief) than positive reactions (Kennedy & Prock, 2018). These negative reactions have in turn been linked to adverse outcomes such as PTSD, depression, psychological and physical distress, and maladaptive coping. Hence, it is imperative that specialized care is provided by knowledgeable staff (Kennedy & Prock, 2018), and ideally with a treatment program specifically tailored to the unique needs of the patient group.

The project implements Public and Patient Involvement (PPI) from start to finish of the project. Experts from organisations working with this patient, and a patient representative with lived experience of sexual abuse, are part of an Advisory Board providing feedback on the planning of the studies and in the development of the treatment program.

The target population is adult victims of sexual abuse suffering from post-traumatic stress disorder. Interested individuals will self-refer and register via the study platform (www.restorystudien.se).

A Project Plan and a Statistical Analysis Plan (SAP) was pre-registered at the OSF platform (https://osf.io/mxf7t/overview) before recruitment commenced.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

18+ years; exposure to sexual violence where a minimum of 1 month has passed since the incident; self-reported total PCL-5 of minimum 30; current stable dose of psychotropic medication (for at least 4 weeks) or medication free; sufficient Swedish skills; willingness and availability to participate.

Exclusion criteria

Ongoing trauma-related threat (e.g. living with a violent spouse); severe psychiatric illness requiring immediate alternative treatment (such as high acute suicide risk or presence of psychotic episode, assessed during screening interview); current participation in other trauma-focused CBT or Eye Movement Desensitization and Reprocessing therapy, current benzodiazepine treatment, no trauma memory.

Treatment and study plan

Restory

Behavioral

Restory contains eight modules over eight weeks, and is a cognitive behavioral therapy program based on prolonged exposure (PE), specifically tailored for victims of sexual abuse. The program comprises all core treatment elements in PE (Foa et al., 2021), together with added psychoeducation on aspects specifically relevant for this patient group (i.e. shame, guilt, disgust, sexuality). Each module contains psychoeducational text, a description of the how the treatment works, and instructions for homework assignments. After completing a module and receiving personalized feedback from the therapist, the participant proceeds to the next module.

Primary outcomes

  1. PTSD symptom severity score, as measured by PCL-5

    Time frame: From baseline to end of treatment at 8 weeks

    Is Restory more effective than a waitlist control in reducing PTSD symptom severity score, as measured by PCL-5?

Secondary outcomes

  1. PTSD symptom severity score, as measured by the PTSD-part of the ITQ

    Time frame: From baseline to end of treatment at 8 weeks

    Is Restory more effective than a waitlist control in reducing PTSD symptom severity score, as measured by the PTSD-part of the ITQ?

  2. Complex-PTSD symptom severity score, as measured by the Disturbances in Self-Organization part of ITQ?

    Time frame: From baseline to end of treatment at 8 weeks

    Is Restory more effective than a waitlist control in reducing Complex-PTSD symptom severity score, as measured by the Disturbances in Self-Organization part of ITQ?

  3. Depressive symptoms, as measured by MADRS-S

    Time frame: From baseline to end of treatment at 8 weeks

    Is Restory more effective than a waitlist control in reducing depressive symptoms, as measured by MADRS-S?

  4. PTSD symptom severity score, as measured by the PCL-5 at 1- and 6-month follow-up

    Time frame: From post treatment to 1-month and 6-month follow-up

    Are treatment gains from Restory maintained or improved at 1-month follow up and 6-month follow up for PTSD symptom severity score, as measured by the PCL-5?

  5. PTSD symptom severity score, as measured by the PTSD-part of the ITQ, at 1-month and 6-month follow-up

    Time frame: From post treatment to 1-month and 6-month follow-up

    Are treatment gains from Restory maintained or improved at 1-month follow up and 6-month follow up for PTSD symptom severity score, as measured by the PTSD-part of the ITQ?

  6. Complex-PTSD symptom severity score, as measured by the Disturbances in Self- Organization part of ITQ at 1-month and 6-month follow-up

    Time frame: Post treatment to 1-month and 6-month follow-up

    Are treatment gains from Restory maintained or improved at 1-month follow-up and 6-month follow up for Complex-PTSD symptom severity score, as measured by the Disturbances in Self- Organization part of ITQ?

  7. Depressive symptoms, as measured by MADRS-S at 1-month an 6-month follow-up

    Time frame: From after treatment to 1-month and 6-month follow-up

    Are treatment gains from Restory maintained or improved at 1-month follow up and 6-month follow up for depressive symptoms, as measured by MADRS-S?

Other outcomes

  1. Quality of life, measured with the AQoL-8D

    Time frame: From baseline to end of treatment and 1-month and 6-month follow-up

    Is Restory more effective than a waitlist control in increasing quality of life, measured with the AQoL-8D?

  2. Trauma-related shame, measured with the TRSI-24

    Time frame: From baseline to end of treatment and 1-month and 6-month follow-up

    Is Restory more effective than a waitlist control in reducing trauma-related shame, measured with the TRSI-24?

  3. Negative post-traumatic cognitions, measured with the PTCI-9

    Time frame: From baseline to end of treatment and 1-month and 6-month follow-up

    Is Restory more effective than a waitlist control in reducing negative post-traumatic cognitions, measured with the PTCI-9?

Study contacts

Contact information is provided by the study sponsor or research team.

Malin Joleby, PhD

CONTACT

[email protected]

+46736971237

Sponsors and collaborators

Lead sponsor

Karolinska Institutet

Other

Collaborators

  • Göteborg University
  • Linkoeping University

Registry information

Official study title

Internetförmedlad Psykoterapi för Att Behandla Posttraumatiskt Stressyndrom Efter Sexuella övergrepp

Acronym: Restory

Important dates

Study start
2026
Primary completion
2027
Study completion
2027
First posted
May 27, 2026
Registry last updated
May 27, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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