NCT05791461

Brief Summary

The goal of this realist evaluation of a Danish Cognitive Behavioral Therapy (CBT)-based stress management for patients with work-related stress is to understand what works, for whom, in what circumstances.The main objectives are: To assess the effect of the stress management intervention on sustainable return to work. To investigate what contexts and mechanisms are associated with patients' return to work rates and level of perceived stress after having received the stress management intervention. To understand from a patient perspective how mechanisms work in specific contexts to generate effects of the stress management intervention. The evaluation comprises two observational studies and one interview study. The intervention cohort are patients with work-related stress who received the stress management intervention between 2012-2018. The comparison cohort are patients who would have been eligible to receive the intervention in 2011-2012, however they did not receive any intervention because it was not offered at that time. In study one return to work rates are compared between the intervention cohort and the comparison cohort to find out if the intervention can help patients return to work at a faster rate. Study two will investigate if there are any explanatory variables (such as work type, civil status or level of depressive symptoms) that may explain why some patients benefit more or less from the intervention. Study three will explore what it is about the intervention (mechanisms) the patients find are helping them to cope with stress or the opposite in specific circumstances.

Trial Health

57
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Trial Health Score

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Trial has exceeded expected completion date
Enrollment
500

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Feb 2023

Typical duration for all trials

Geographic Reach
1 country

1 active site

Status
recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

Study Start

First participant enrolled

February 1, 2023

Completed
22 days until next milestone

First Submitted

Initial submission to the registry

February 23, 2023

Completed
1 month until next milestone

First Posted

Study publicly available on registry

March 30, 2023

Completed
2.2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 1, 2025

Completed
1 month until next milestone

Study Completion

Last participant's last visit for all outcomes

July 1, 2025

Completed
Last Updated

April 3, 2025

Status Verified

March 1, 2025

Enrollment Period

2.3 years

First QC Date

February 23, 2023

Last Update Submit

March 31, 2025

Conditions

Keywords

Occupational stressCognitive behavioural therapyRealist evaluation

Outcome Measures

Primary Outcomes (3)

  • The effect of the stress management intervention on sustainable return to work (RTW).

    The primary outcome is sustainable RTW which is defined as returning to full-time work for a minimum of four months without any sick-leave compensation. Data from the DREAM database (national database containing information about sick leave compensation in the Danish population) will be obtained for both the intervention cohort and the comparison cohort for the two-year period prior to the first consultation at Department of Occupational and Environmental Medicine, Odense, and for three years after.

    36 months after first contact with clinic.

  • Identification of possible contexts and mechanisms associated with patients' RTW rates after having received the stress management intervention.

    Data on sick leave compensation from the DREAM database.

    36 months after first contact with clinic.

  • From a patient perspective how mechanisms work in specific contexts to generate effects of the stress management intervention.

    From realist theory driven interviews patient-reported context-mechanism -outcome-configurations will be used to refine, confirm or refute the initial program theory.

    Up to 12 months after intervention.

Study Arms (2)

Intervention cohort

Patients with work-related stress (F43.2/8/9 or Z56.3 (ICD-0)) who received the stress management intervention between 2011-2018 (N\>400). The intervention is based on cognitive behavioral therapy, delivered by a trained psychologist in groups of 8-10 patients. The intervention consists of 8 sessions in 3 months, with a booster session 3 months after the intervention has ended.

Behavioral: MARS (Measures Against Work-related Stress)

Comparison cohort

Patients with work-related stress (diagnoses F43.2/8/9 or Z56.3 (ICD-10)) who was seen at a consultation at Department of Occupational and Environmental Health in Odense (DOEM) in 2011-2012, but did not receive the intervention because it was not yet offered. The patients were offered advice and support by a psychologist (usual care). The intervention was introduced at DOEM in 2011 for a limited number of patients due to introducing the intervention and establishing the capacity of psychologists involved. In 2013 the intervention was implemented at full scale to include every eligible patient.

Interventions

The stress management intervention is based on cognitive behavioral therapy and aims to change the way patients perceive and cope with stressful situations at work. It is group sessions over 3 months with approximately 9 participants. Participants meet 9 times (once a week the first 3 weeks and once every second week the last 5 times) and for a follow-up session 3 months after the intervention has ended. Each session lasts for 3 hours and is led by a trained psychologist. The participants perform tasks at home between the sessions. In the first session the rationale behind the intervention is introduced. In session 2 and 3 the patients work with enhancing self-regulation. In session 4 and 5 the focus is on modifying intermediate beliefs. In session 6 the focus is on improving interaction. Session 7 and 8 focuses on consolidation of learning and strategies to prevent relapse, and session 9 is a follow-up session 3 months after the intervention has ended.

Intervention cohort

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Patients with work-related stress (diagnoses F43.2/8/9 or Z56.3 (ICD-10)) seen at Department of Occupational and Environmental Medicine, Odense, in the period 2011-2018

You may qualify if:

  • exposure to stressful conditions at work such as a large workload and/or stressful organisational and managerial conditions.
  • Patients must be employed, and if on sick leave there must be plans for return to work during the intervention period.
  • Patients must exhibit severe signs of work-related stress meaning that there must have been a significant work-related impact, the patient must have had physical, psychological, and behavioural stress symptoms for more than four weeks.

You may not qualify if:

  • patient's work-related stress is primarily caused by cooperation problems, bullying and/or harassment,
  • long-term sick leave \>26 weeks up to referral
  • more severe stress load outside of work
  • severe psychiatric conditions that requires treatment
  • current abuse of alcohol and/or psychoactive stimulants.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Department of Occupational and Environmental Medicine

Odense, 5000, Denmark

RECRUITING

MeSH Terms

Conditions

Occupational Stress

Interventions

Mars

Condition Hierarchy (Ancestors)

Occupational DiseasesStress, PsychologicalBehavioral SymptomsBehavior

Intervention Hierarchy (Ancestors)

PlanetsSolar SystemAstronomical ObjectsAstronomical PhenomenaPhysical Phenomena

Study Officials

  • Lotte N Andersen, PhD

    University of Southern Denmark

    STUDY CHAIR

Central Study Contacts

Charlotte B Bond, MSc

CONTACT

Lotte N Andersen, PhD

CONTACT

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
OTHER
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

February 23, 2023

First Posted

March 30, 2023

Study Start

February 1, 2023

Primary Completion

June 1, 2025

Study Completion

July 1, 2025

Last Updated

April 3, 2025

Record last verified: 2025-03

Data Sharing

IPD Sharing
Will not share

Locations