Depression Clinical Trial
Official title:
Internet-Delivered Cognitive Behaviour Therapy for PTSD Among Public Safety Personnel: Open Cohort Preference Trial for Transdiagnostic or Disorder-Specific Therapy
NCT number | NCT04335487 |
Other study ID # | 2019-157b |
Secondary ID | |
Status | Recruiting |
Phase | N/A |
First received | |
Last updated | |
Start date | July 6, 2020 |
Est. completion date | June 30, 2025 |
This study evaluates two Internet-delivered cognitive behavioural therapy (ICBT) interventions: one for symptoms of posttraumatic stress disorder (PTSD) and one for symptoms of anxiety, depression, and PTSD. Both interventions have been tailored for Canadian public safety personnel (PSP). Outcomes of interest include preference for disorder-specific or transdiagnostic care, engagement with the interventions, changes in symptoms and functioning, and strengths and limitations of implementing ICBT with Canadian PSP.
Status | Recruiting |
Enrollment | 50 |
Est. completion date | June 30, 2025 |
Est. primary completion date | June 30, 2025 |
Accepts healthy volunteers | No |
Gender | All |
Age group | 18 Years and older |
Eligibility | Inclusion Criteria: - 18 years of age or older - residing in Saskatchewan for the duration of the intervention - endorsing symptoms of post-traumatic stress - able to access a computer and internet service - willing to provide a physician as emergency contact Exclusion Criteria: - high suicide risk - suicide attempt or hospitalization in the last year - primary problems with psychosis, alcohol or drug problems, or mania - currently receiving regular psychological treatment - concerns about ICBT |
Country | Name | City | State |
---|---|---|---|
Canada | Department of Psychology and Collaborative Centre for Justice and Safety | Regina | Saskatchewan |
Lead Sponsor | Collaborator |
---|---|
University of Regina | Government of Canada |
Canada,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | Change in posttraumatic stress | PTSD Checklist for DSM-5 (PCL-5). Higher total scores indicate greater severity of posttraumatic stress. Scores range from 0 to 80. This measure is administered at screening and 8, 26, and 52 weeks.
Abbreviated PTSD Checklist - Civilian Version (PCL-C). Six items. Higher total scores indicate greater severity of posttraumatic stress. Scores range from 5 to 30. This measure is administered to help clinicians track progress and is administered weekly at weeks 1 to 7 and 12 and 16 post-enrollment if clients are still engaged in treatment at those timepoints. |
screening and 8, 26, and 52 weeks | |
Secondary | Change in depression | Patient Health Questionnaire - 9 Item (PHQ-9). Higher total scores indicate greater severity of depression. Scores range from 0 to 27. Note: this measure is only administered at 12 and 16 weeks for clients who are still engaged in treatment at those timepoints. | screening and 1, 2, 3, 4, 5, 6, 7, 8, 12, 16, 26, and 52 weeks | |
Secondary | Change in anxiety | Generalized Anxiety Disorder - 7 Item (GAD-7). Higher total scores indicate greater severity of anxiety. Scores range from 0 to 21. Note: this measure is only administered at 12 and 16 weeks for clients who are still engaged in treatment at those timepoints. | screening and 1, 2, 3, 4, 5, 6, 7, 8, 12, 16, 26, and 52 weeks | |
Secondary | Change in panic symptoms | Panic Disorder Severity Scale-Self Report, (PDSS-SR), 2-item version. Higher total scores indicate greater severity of panic symptoms. Scores range from 0 to 8. Note: this measure replaced the full PDSS-SR on October 6th, 2023. | screening and 8, 26, and 52 weeks | |
Secondary | Change in social anxiety | Mini Social Phobia Inventory (Mini-SPIN). Higher total scores indicate greater severity of social anxiety. Scores range from 0 to 12. Note: this measure was added on October 6th, 2023. | screening and 8, 26, and 52 weeks | |
Secondary | Change in anger | Dimensions of Anger Reactions (DAR-5) scale. Higher total scores indicate greater severity of anger problems. Scores range from 0 to 20. | screening and 8, 26, and 52 weeks | |
Secondary | Alcohol use | Alcohol Use Disorders Identification Test (AUDIT). Higher scores indicate greater alcohol consumption and alcohol-related problems. Scores ranger from 0 to 40. | screening | |
Secondary | Drug use | Drug Use Disorders Identification Test (DUDIT). Higher scores indicate greater drug use and drug-related problems. Scores ranger from 0 to 44. | screening | |
Secondary | Change in functioning | Work and Social Adjustment Scale (WSAS). Higher total scores indicate a greater degree of impairment. Total scores range from 0 to 40. Note: this measure is only administered at 12 weeks for clients who are still engaged in treatment at this timepoint. Note: this measure replaced the Sheehan Disability Scale (SDS). | screening and 4, 8, 12, 26, and 52 weeks | |
Secondary | Change in use of health services | Health Service Use Questionnaire is a bespoke questionnaire that assesses the use of health services for mental health problems. | screening and 8, 26, and 52 weeks | |
Secondary | Treatment satisfaction | Treatment Satisfaction Questionnaire. A bespoke questionnaire consisting of 32 items with varying response formats measuring treatment satisfaction and perceived treatment credibility. Items are not designed to be combined into a unitary measure. | week 8 | |
Secondary | Working alliance | Working Alliance Inventory - Short Revised (WAI-SR). Higher scores indicate greater working alliance. Scores in three distinct domains of working alliance each range from 4 to 20. | week 8 | |
Secondary | Engagement and homework compliance | Homework Reflection. A bespoke questionnaire consisting of 8 items with varying response formats, designed to measure engagement with treatment tasks and help alert therapists to any challenges clients face. Items are not designed to be combined into a unitary measure. Note: this measure is only administered at 9, 10, 11, and 12 weeks for clients who are still engaged in treatment at those timepoints. | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, and 12 weeks. |
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