NCT06784141

Brief Summary

Cognitive-behavioral therapy (CBT) has been shown to be an effective treatment for chronic primary pain (CPP), but overall effect sizes are small to moderate. Process orientation, personalization, and data-driven clinical decision-making may be able to address the heterogeneity among people with CPP and are thus promising ways to increase the effectiveness of CBT for CPP. In a previous study, the feasibility of personalized CBT for CPP using network analysis was investigated. Based on this work, the present study aims to compare this personalized CBT with a standardized CBT as treatment-as-usual condition. In a balanced repeated measures design, a personalized CBT intervention is compared with a standardized CBT intervention. Participants are patients with CPP in German outpatient clinics. Primary and secondary outcome measures (disability, treatment expectations, pain intensity, working alliance, and side effects) will be collected after each study period. In addition, a SCED with randomized baselines will be embedded in the study, in which changes in processes relevant to chronic pain will be evaluated.

Trial Health

77
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
75

participants targeted

Target at P50-P75 for not_applicable

Timeline
11mo left

Started Apr 2025

Typical duration for not_applicable

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

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress55%
Apr 2025Apr 2027

First Submitted

Initial submission to the registry

January 9, 2025

Completed
11 days until next milestone

First Posted

Study publicly available on registry

January 20, 2025

Completed
2 months until next milestone

Study Start

First participant enrolled

April 1, 2025

Completed
2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

April 1, 2027

Expected
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

April 1, 2027

Last Updated

May 1, 2025

Status Verified

April 1, 2025

Enrollment Period

2 years

First QC Date

January 9, 2025

Last Update Submit

April 30, 2025

Conditions

Keywords

Chronic PainSingle Case Experimental DesignEcological Momentary AssessmentNetwork AnalysisCognitive Behavior Therapy

Outcome Measures

Primary Outcomes (2)

  • Pain Disability Index (PDI)

    The Pain Disability Index assesses the daily disability caused by pain in seven areas: family/domestic duties, recovery, social activities, work, sexuality, self-care, and life-sustaining activities. It has shown to be a valid instrument, displaying moderate test-retest reliability. Each item ranges from 0 to 10, with higher values indicating a greater disability due to pain.

    From baseline to posttest (an expected average of 22 weeks) to Follow-up-Assessment (an expected average of 6 month after posttest)

  • WHO Disability Assessment Schedule 2.0 (WHODAS 2.0)

    A shorter version consisting of only twelve questions was developed based on the WHODAS 2.0. This abbreviated version also covers all six health domains, including two questions on a 5-point-scale per domain, with higher values indicating a greater disability due to pain.. During its development, it was demonstrated that the WHODAS 2.0 exhibits high internal consistency, strong test-retest reliability, and high validity in comparison with other instruments.

    From baseline to posttest (an expected average of 22 weeks) to Follow-up-Assessment (an expected average of 6 month after posttest)

Secondary Outcomes (6)

  • Ecological Momentary Assessment questionnaire

    from baseline to the end of the post-EMA (an expected average of 27 weeks)

  • Working Alliance Inventory - Short Revised (WAI-SR)

    From the end of the diagnostic phase to posttest (an expected average of 17 weeks) to Follow-up-Assessment (an expected average of 6 month after posttest)

  • Helping Alliance Questionaire (HAQ)

    From the end of the diagnostic phase to posttest (an expected average of 17 weeks) to Follow-up-Assessment (an expected average of 6 month after posttest)

  • Pain Intensity

    From baseline to posttest (an expected average of 22 weeks) to Follow-up-Assessment (an expected average of 6 month after posttest)

  • Negative Effects Questionnaire (NEQ)

    From the end of the diagnostic phase to posttest (an expected average of 17 weeks) to Follow-up-Assessment (an expected average of 6 month after posttest)

  • +1 more secondary outcomes

Other Outcomes (4)

  • German Pain Solutions Questionnaire (PaSol)

    From baseline to posttest (an expected average of 22 weeks) to Follow-up-Assessment (an expected average of 6 month after posttest)

  • Patient Global Impression of Change (PGIC)

    From baseline to posttest (an expected average of 22 weeks) to Follow-up-Assessment (an expected average of 6 month after posttest)

  • Pain Self-Efficacy Questionnaire

    From baseline to posttest (an expected average of 22 weeks) to Follow-up-Assessment (an expected average of 6 month after posttest)

  • +1 more other outcomes

Study Arms (2)

First standardized, second personalized CBT

EXPERIMENTAL

In this study arm, patients will first receive standardized and then personalized CBT. In the standardized CBT phase, a standardized CBT protocol will take place. In the personalized intervention phase, person-specific networks are estimated. A network-based algorithm indicates the treatment target. Participants will receive one out of ten CBT modules addressing their treatment target. A hybrid therapy option, i.e., partially online, will be available. The decision lies with the respective therapists and will be documented as a variable.

Behavioral: personalized Cognitive Behavior Therapy including third-waveBehavioral: standardized Cognitive Behavior Therapy including third-wave

First personalized, second standardized CBT

EXPERIMENTAL

In this study arm, patients will first receive standardized and then personalized CBT. In the personalized intervention phase, person-specific networks are estimated. A network-based algorithm indicates the treatment target. Participants will receive one out of ten CBT modules addressing their treatment target. In the standardized CBT phase, a manualized, standardized CBT will take place. A hybrid therapy option, i.e., partially online, will be available. The decision lies with the respective therapists and will be documented as a variable.

Behavioral: personalized Cognitive Behavior Therapy including third-waveBehavioral: standardized Cognitive Behavior Therapy including third-wave

Interventions

In the personalized CBT, patients first complete 21 days of EMA with six assessment points daily to assess relevant processes of CPP models. Person-specific networks are estimated based on the EMA data. A network-based algorithm indicates the treatment target. The individual CBT modules are selected for the participants from a matching matrix that contains experts' module recommendations for specific treatment targets. After that, participants will receive one out of ten CBT modules addressing their treatment target. All treatment modules are based on evaluated treatment manuals and contain methods from Cognitive Behavior Therapy, Acceptance and Commitment Therapy or Mindful Selfcompassion.

First personalized, second standardized CBTFirst standardized, second personalized CBT

The standardized CBT intervention is manual-based and contains five sessions of cognitive behavioral therapy. Based on the evaluated manual from EFFECT Back, a short version with 5 modules is used: attention control, relaxation techniques, behavioral activation, cognitive strategies, and consolidation.

First personalized, second standardized CBTFirst standardized, second personalized CBT

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • main diagnosis of chronic pain (i.e. pain persists for at least 6 months and is the most prominent/most burdensome symptom)
  • subjective impairment/disability (yes-no)
  • access to a smartphone compatible with the app mPath

You may not qualify if:

  • acute hazard due to suicidality, substance abuse, and/or psychosis
  • only migraine/headache or migraine/headache are the focus of pain
  • analphabetism
  • insufficient German knowledge
  • current psychotherapy
  • current participation in another intervention study
  • physical inability to take part in therapy and study sessions

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

RPTU Kaiserslautern-Landau, Klinische Psychologie und Psychotherapie des Erwachsenenalters

Landau, Germany

RECRUITING

Related Publications (35)

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Related Links

MeSH Terms

Conditions

Chronic Pain

Condition Hierarchy (Ancestors)

PainNeurologic ManifestationsSigns and SymptomsPathological Conditions, Signs and Symptoms

Central Study Contacts

Felicitas Kininger, M.Sc.

CONTACT

Saskia Scholten, PhD

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
NONE
Purpose
TREATMENT
Intervention Model
PARALLEL
Model Details: The participants are assigned to one of the two possible intervention sequences: personalized CBT first and then standardized CBT, or in reverse order. In the personalized CBT, the participants will be allocated to one out of ten treatment modules according to their most relevant pain process. The same module will be used for the whole therapy phase.
Sponsor Type
OTHER
Responsible Party
SPONSOR INVESTIGATOR
PI Title
Clinical professor, Head of department clinical psychology and psychotherapy for adults

Study Record Dates

First Submitted

January 9, 2025

First Posted

January 20, 2025

Study Start

April 1, 2025

Primary Completion (Estimated)

April 1, 2027

Study Completion (Estimated)

April 1, 2027

Last Updated

May 1, 2025

Record last verified: 2025-04

Locations