Recruiting

Eye Movement Desensitization and Reprocessing

Sponsor:

York University

Code:

NCT05262127

Conditions

PTSD

Eligibility Criteria

Sex: All

Age: 20 - 60

Healthy Volunteers: Accepted

Interventions

Flash Version of EMDR

Study Details

Brief summary:

To assess the Flash version of EMDR in reductions of the disturbance of upsetting memories at post-intervention, and 1-month follow up within a double-blinded, online 2-arm randomized controlled trial (RCT) with self-report outcomes. We will assess 45 per group, adequate for the detection of a medium effect size.

This double-blinded, RCT will assess the comparative efficacy of these two online interventions designed to reduce memory disturbance.

Conditions

PTSD

Study ID

NCT05262127

Start date

Sep 1, 2021

Status verified date

Feb, 2022

Completion date

Mar 1, 2023

Anticipated

Primary completion date

Mar 1, 2023

Anticipated

Eligibility Criteria

Eligibility Criteria

Sex: All

Age: 20 - 60

Healthy Volunteers: Accepted

Inclusion Criteria:

  • Moderately upsetting or > memory of an event that occurred > 2 years ago and has since not repeated
  • Moderately upsetting or > memory remains moderately upsetting when recalled
  • Memory is not tied to an earlier memory that is equally disturbing or >

Exclusion Criteria:

  • Bipolar Disorder
  • Borderline Personality Disorder
  • Obsessive-Compulsive Disorder
  • Schizophrenia
  • Substance Abuse/Addiction in past 3 months
  • Suicidal ideation or attempted suicide in the past 6 months

Study Design

Enrollment

90 participants

Anticipated

Allocation

Randomized

Intervention Model

Parallel Assignment

Primary purpose

Treatment

Interventions and Outcome Measures

Arms

active comparator: Flash Version of EMDR

Flash methods (e.g. positive engaging focus) are used in addition to the standard EMDR techniques conveyed by video viewed online

active comparator: EMDR - alone

Use of standard EMDR techniques conveyed by video online

Interventions

Flash Version of EMDR

EMDR and the inclusion of a positive engaging focus generated autonomously by participant

Primary outcome measure

  • PTSD Checklist for DSM-5 (PCL-5) 1 - 44 [ Time Frame: 1 month follow up ]
  • State-Trait Anxiety Inventory - State 0 - 80. [ Time Frame: 1 month follow up ]

Central Contacts and Locations

Central contacts

Paul Ritvo, PhD

4165808021pritvo@yorku.ca

Nazanin Babaei, BSc

4167362100nazaninb@my.yorku.ca

Locations

York University

Recruiting

Toronto, Ontario, Canada, M3J 1P3

Principal Investigator:

Paul Ritvo, PhD

York University - School of Kinesiology and Health Science

Recruiting

Toronto, Ontario, Canada, M4E 3C1

Contacts

Paul Ritvo, PhD

4165808021pritvo@yorku.ca

Nazanin Babaei, BSc

4167362100nazaninb@my.yorku.ca

More Information

Sponsor

York University

Last update posted

Jan 4, 2023

Last verified

Feb, 2022

Keywords

  • behavioural internet intervention, post-traumatic stress

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-10. This information was provided to ClinicalTrials.gov by York University on 2023-01-04.