Adapted Dialectical Behaviour Therapy for Adolescents With Deliberate Self-Harm: A Pre-post Observational Study

Study Overview
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Brief Summary
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The investigators conducted a pre-post naturalistic study regarding changes observed associated with a 15-week course of an adapted form of dialectical behaviour therapy for adolescents. We measured frequency of self-harm prior to treatment and after treatment using the Self-Injurious Thoughts and Behaviors Interview. We also measured changes using the Suicide Ideation Questionnaire, Life Problems Inventory, Resiliency Scale for Children and Adolescents.

Official Title
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Adapted Dialectical Behaviour Therapy for Adolescents With Deliberate Self-Harm: A Pre-post Observational Study

Conditions
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Deliberate Self Harm, Borderline Personality Disorder

Intervention / Treatment
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* Behavioral: A-DBT-A


Participation Criteria
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Eligibility Criteria
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Inclusion Criteria: features of Borderline Personality Disorder (BPD) and recent history of self-injurious thoughts or behaviours. meeting criteria for BPD or for subsyndromal variants of BPD, and (2) self-injurious thoughts and behaviours defined as: (a) a score > 30 on the Suicidal Ideation Questionnaire (SIQ) OR (b) Deliberate Self-harm in the 4 months prior to treatment Exclusion Criteria: severe substance use (where residential treatment would be indicated), florid psychosis and developmental delay

Ages Eligible for Study
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Minimum Age: 15 Years
Maximum Age: 18 Years

Sexes Eligible for Study
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All

Accepts Healthy Volunteers
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No

Study Plan
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How is the study designed?
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Design Details

Primary Purpose: Treatment
Intervention Model: Single Group Assignment
Masking: None (Open Label)


Arms and Interventions

| Participant Group/Arm | Intervention/Treatment |
| --- | --- |
| Experimental: A-DBT-A<br>Began Adapted Dialectical Behaviour Therapy for Adolescents | Behavioral: A-DBT-A<br>* Adapted Dialectical Behaviour Therapy for Adolescents<br>|

What is the study measuring?
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Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Change in Frequency of Deliberate Self-harm | Self-Injurious Thoughts and Behaviors Interview was performed by clinicians. Using the scale the investigators rated the frequency of deliberate self-harm of participants (with or without suicidal intent) as most days, twice or more per week, once or more per week, less than once per week, less than once per 2 weeks and less than once a month or no self-harm in the 4 month interval prior to treatment and the 4 month interval during treatment. | 15 weeks | 

Secondary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Suicidal Ideation Questionnaire | Self-report measure was requested a baseline and end of treatment to measure the severity of suicidal ideas. | 15 weeks | 
| Life Problems Inventory | Symptoms of Borderline Personality Disorder were measured by a self-report form at baseline and post-treatment. | 15 weeks | 
| Resiliency Scales for Children and Adolescents | RSCA is a self-report measure that was performed at baseline and post-treatment. | 15 weeks | 
| Attrition from therapy | If participants missed 4 or more individual therapy sessions; OR 4 or more group sessions, they were considered to have dropped out of therapy. | 15 weeks |