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Internet-Delivered ACT Targeting Emotional Distress and Chronic Pain

Internet-Delivered ACT Targeting Emotional Distress and Chronic Pain

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07426367
Enrollment
10
Registered
2026-02-23
Start date
2026-04-01
Completion date
2028-12-31
Last updated
2026-09-10

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

Conditions

Chronic Pain

Keywords

emotional distress, ACT, chronic pain

Brief summary

The primary aim of this study is to investigate the effect of Internet-delivered Acceptance and commitment therapy for emotional distress and comorbid chronic pain. A pilot study ( N=5-10) will be conducted to test the intervention and assessment procedures. The participants will go through an active internet-based ACT treatment focused on education about emotional distress and pain, as well as behavior change through exercises targeting the processes mindfulness, cognitive defusion and acceptance. The treatment is delivered on a safe internet platform. Participants have planned telephone contact with their assigned psychologist 2 times during the program and can also contact their psychologist via a message system in the platform and expect answer within 48 hours.

Detailed description

Objective The primary aim of this study is to investigate the effect of Internet-delivered Acceptance and commitment therapy (iACT)for emotional distress and chronic pain. Sample size 5-10 participants. Trial design All participants are offered treatment. Participants are recruited from the Pain Rehabilitation Unit at Skåne University Hospital. The unit is a government supported, regional specialist center focused on assessment and treatment of chronic pain and related disability. Assessments Baseline and posttreatment (2 weeks after treatment) assessments will be conducted. Self-report measures will also be collected at baseline, post-treatment as well as during a 3-month follow up. Assessment includes Pre-and post assessment. Assessors collected demographic information and self-report measures. During the pre-assessment a clinical interview was administered to detect the presence of other comorbid disorders and assess inclusion criteria and rule out exclusion criteria. During treatment During treatment the treatment credibility scale will be administered to assess the patients' perceptions of how credible the treatment was following the introduction of the treatment rationale and the main treatment components (included in the internet program). Safety parameters: Participants can report any adverse events during treatment, at posttreatment and follow-up assessment. Partcipants will be monitored daily (see below). Post-treatment exit interview At the post-assessment, the assigned assessor asked participants about their satisfaction with and experience of the program, what they found helpful or unhelpful and suggestions for future improvements. Measures will be taken at baseline, 2-weeks, 3 months follow-up. Self-report measures will be mailed to participants A single-case design with daily data collection during a baseline phase (A) and an intervention phase (B) will also be administered. The treatment intervention spans 8 weeks. For the daily data collection, a shortened set of measures comprising approximately 10 items, focusing on psychological flexibility, pain intensity, and pain interference, will be used. Data will be collected via a digital platform, with secure handling of any personal data. Main statistical analysis Between-group estimates on outcome will be conducted using repeated measurements. The analyses will be conducted using intention to treat principles and post hoc comparisons. Randomization test for the A/B single case data collection will be applied.

Interventions

BEHAVIORALACT

Behavioral: Acceptance and commitment therapy The participants will go through an active internet-based ACT treatment focused on education about emotional distress and chronic pain, value-based exposure for avoided situations, and behavior change through exercises targeting the processes mindfulness, cognitive defusion and acceptance. The treatment is delivered on a safe internet platform. Participants have planned telephone contact with their assigned psychologist 2 times during the program and can also contact their psychologist via a message system in the platform and expect answer within 48 hours.

Sponsors

Skane University Hospital
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

emotional distress characterized by clinically significant symptoms of anxiety or depression age between 18-65 years were fully examined medically and had received medical treatment if indicated were able to be an active part of the rehabilitation process, regain functioning in different life areas and participate in treatment interventions for approximately 5 hours every week stable dose of medication able to read and write in Swedish had access to a smart phone or computer with internet access patient at department of pain rehabilitation, SUS

Exclusion criteria

had acute or severe psychiatric disorders or symptoms that warranted designation as the primary disorder (ongoing substance dependence, untreated bipolar disorder, OCD, psychotic symptoms, severe depression, PTSD) were actively abusing analgesic medications (including narcotics), alcohol or other drugs had great difficulty to harbour and handle strong emotions that could lead to emotional outbursts or self-harming behavior had health risks due to medical reasons; had social or economic difficulties or lack of social support that hindered behavior change current severe suicidal ideation that warranted immediate intervention (indicated by the MINI)

Design outcomes

Primary

MeasureTime frameDescription
Pain interferenceBaseline, two-week-post treatment, 3 month-follow- upas measured by the Multidimensional Pain Inventory (MPI). Changes between assessments) Min= 0; Max= 6. Higher scores indicate worse interference.

Secondary

MeasureTime frameDescription
Psychological inflexibility[Time Frame: Baseline, two-week-post treatment, 3 month-follow- upas measured by the Psychological Inflexibility in Pain Scale (PIPS) (changes between assessments) Min=0; Max= 52. Higher scores indicate worse inflexibility
Anxiety and depressionBaseline, two-week-post treatment, 3 month-follow- upas measured by the Hospital Anxiety and Depression Scale (HADS) (changes between assessments) Min= 0; Max= 21. Higher scores indicate worse depression/anxiety.
Pain intensityBaseline, two-week-post treatment, 3 month-follow- upas measured by the Numerical Rating Scale (NRPS) (changes between assessments) Min= 0; Max= 10. Higher scores indicate worse pain intensity.
Pain catastrophizingBaseline, two-week-post treatment, 3 month-follow- upas measured by the Pain Catastrophizing Questionnaire (PCS) (changes between assessments) Min= 0; Max= 52. Higher scores indicate worse pain catastrophizing
Perceived healthBaseline, two-week-post treatment, 3 month-follow- upas measured by the RAND-36 Measure of Health-Related Quality of Life (RAND-36) (changes between assessments) Min= 0; Max= 100. Lower scores indicate worse perceived health
KinesiophobiaBaseline, two-week-post treatment, 3 month-follow- upas measured by the Tampa Scale of Kinesiophobia (Tampa) (changes between assessments) Min= 17; Max= 68. Higher scores indicate worse kinesiophobia

Countries

Sweden

Contacts

CONTACTSophia Åkerblom, Associate professor
sophia.akerblom@skane.se004646172610

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Sep 11, 2026