Targeting repetitive intrusive suicidal images and thoughts: towards a new suicide prevention strategy (Simagery)

Not Applicable

Completed

• Conditions: Suicidal intrusions in psychiatric outpatients with elevated levels of depression and suicidal ideation; Mental and Behavioural Disorders

• Registration Number: ISRCTN17404612
• Lead Sponsor: VU Amsterdam

Brief Summary

2019 Protocol article in https://pubmed.ncbi.nlm.nih.gov/31072317/ (added 25/08/2022) 2024 Results article in https://pubmed.ncbi.nlm.nih.gov/39023986/ (added 30/08/2024)

Detailed Description

Not available

Study Timeline

• Study Start: 2022-08-26
• Study Completion: 2022-12-12
• Last Update Posted: 9 September 2024

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 91

Inclusion Criteria

1. Minimum age of 18 years
2. Score >20 on the Beck Depression Inventory
3. Have suicidal ideation: score >1 on the Suicidal Ideation Attributes Scale (SIDAS)
4. Currently receiving treatment (care-as-usual) at GGZ instelling
5. Adequate proficiency in the Dutch language
6. Have suicidal intrusions that are experienced as a burden

Exclusion Criteria

1. Diagnostic and Statistical Manual of Mental Disorders (DSM-IV) Psychotic disorder diagnosis
2. DSM-IV Depression with psychotic features diagnosis
3. DSM-IV Bipolar disorder diagnosis
4. High dropout risk (i.e. poor response rate when trying to get in contact with the potential participant)

In case their current therapist judges the overall complexity of trauma present, he or she can advise not to include despite the participant meeting the inclusion criteria

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Frequency (Clinical Interview for Suicidal Intrusions; CISI) and severity (Suicidal Intrusions Attributes Scale; SINAS) of suicidal intrusions measured at baseline, 1-week post-treatment, 3, 6, 9 and 12 months follow up

Secondary Outcome Measures

Name	Time	Method
1. Suicidal ideation measured using Suicidal Ideation Attributes Scale (SINAS) at baseline, 1-week post-treatment, 3, 6, 9 and 12 month follow-up<br>2. Depressive symptoms measured using Beck Depression Inventory-II (BDI-II) at baseline, 1-week post-treatment, 3, 6, 9 and 12 month follow-up<br>3. Quality of life measured using EQ-5D-5L at baseline, 1-week post-treatment, 3, 6, 9 and 12 month follow-up<br>4. Societal costs measured using Trimbos/iMTA questionnaire for Costs associated with Psychiatric Illness (TiC-P) at baseline, 3-month, and 12-month follow-up<br>5. Rumination measured using Ruminative Response Scale (RRS) at baseline, 1-week post-treatment, 3, 6, 9 and 12 month follow-up<br>6. Hopelessness measured using Beck Hopelessness Scale (BHS) at baseline, 1-week post-treatment, 3, 6, 9 and 12 month follow-up