SOLAR – Promoting recovery from trauma with a low-intensity brief intervention: A feasibility study

SOLAR – Promoting recovery from trauma with a low-intensity brief intervention: A feasibility study - SOLAR

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00019888

Enrollment

Registered

2019-11-28

Start date

2019-11-29

Completion date

Unknown

Last updated

2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Trauma exposure

Interventions

Group 1: SOLAR programme Group 2: Waiting control list

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: (1) Exposure to a potentially traumatic event according to DSM-5; (2) mild to moderate depressive symptoms (PHQ-9 5-15), or mild to moderate anxiety symptoms (GAD-7 5-15), or subclinical posttraumatic stress disorder symptoms (PCL-5 5- 32), or impairment in social, occupational or daily functioning (functional impairment scale 1-3).

Exclusion criteria

Exclusion criteria: Current mental disorder except adjustment disorder (Mini International Neuropsychiatric Interview for DSM-5)

Design outcomes

Primary

Measure	Time frame
As primary endpoints, feasibility characteristics will be assessed: recruitment speed (difference between first participant in and last participant in; eligibility rate (rate of participants included out of all screened individuals); treatment adherence (number of attended sessions); drop-out rate and participant response (immediate response of participants after intervention, assessed by questionnaire)	—

Measure

Time frame

As primary endpoints, feasibility characteristics will be assessed: recruitment speed (difference between first participant in and last participant in; eligibility rate (rate of participants included out of all screened individuals); treatment adherence (number of attended sessions); drop-out rate and participant response (immediate response of participants after intervention, assessed by questionnaire)

—

Secondary

Measure	Time frame
Secondary outcomes will be assessed at post treatment and will include psychological distress, clinical symptoms, diagnoses of mental disorders, psychosocial functioning, quality of life and participant‘s response to the SOLAR program. The Kessler Psychological Distress Scale (K10); PTBS symptoms (PCL-5); Depressive symtoms (PHQ-9); Anxiety symptoms (GAD-7); Sleep quality (The Insomnia Severity Index); Alcohol use symptoms (AUDIT); Perceived social support (The Interpersonal Support Evaluation List-12); Functional impairment (adapted PHQ-9 item on functioning); Quality of life (The Assessment of Quality of Life 6D); Patient-reported outcomes (PSYCHLOPS); Diagnosis of mental disorder (Mini International Neuropsychiatric Interview for DSM-5); Participant‘s experience of the SOLAR program post intervention assessed by a self-constructed survey;	—

Measure

Time frame

Secondary outcomes will be assessed at post treatment and will include psychological distress, clinical symptoms, diagnoses of mental disorders, psychosocial functioning, quality of life and participant‘s response to the SOLAR program. The Kessler Psychological Distress Scale (K10); PTBS symptoms (PCL-5); Depressive symtoms (PHQ-9); Anxiety symptoms (GAD-7); Sleep quality (The Insomnia Severity Index); Alcohol use symptoms (AUDIT); Perceived social support (The Interpersonal Support Evaluation List-12); Functional impairment (adapted PHQ-9 item on functioning); Quality of life (The Assessment of Quality of Life 6D); Patient-reported outcomes (PSYCHLOPS); Diagnosis of mental disorder (Mini International Neuropsychiatric Interview for DSM-5); Participant‘s experience of the SOLAR program post intervention assessed by a self-constructed survey;

—

Countries

Germany

Contacts

Public ContactLaura Kenntemich

Universitätsklinikum Hamburg-Eppendorf, Klink für Psychiatrie und Psychotherapie

solar@uke.de0049-0179-4389537

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026