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Effectiveness of a Digital Health Application for Psoriasis

Effectiveness of a Digital Health Application for Psoriasis: Randomized Controlled Trial

Status
Completed
Phases
Unknown
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06027034
Enrollment
348
Registered
2023-09-07
Start date
2023-09-04
Completion date
2025-12-11
Last updated
2026-06-16

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

Conditions

Psoriasis

Brief summary

This clinical trial with 348 patients with psoriasis aims to investigate the effectiveness of a self-guided online program for patients with psoriasis. Patients will be randomized and allocated in a 1:1 ratio to either an intervention group, in which they will receive 12-month-access to an online program for psoriasis in addition to treatment as usual (TAU, n = 174), or to a control group, in which they will receive only TAU (n = 174). TAU is defined as any therapy prescribed or recommended by the GP or specialists (e.g. dermatologist, psychiatrist), which may include topical therapy, phototherapy, pharmacotherapy, psychosocial therapy, etc.

Interventions

BEHAVIORALOnline program for psoriasis (GAIA-PSO-01)

The program to-be-tested (GAIA-PSO-01) is an interactive online program for independent use by users with psoriasis. It focuses on recognized treatment elements of cognitive behavioral therapy (CBT) and behavior change techniques.

Sponsors

Gaia AG
Lead SponsorINDUSTRY
University of Giessen
CollaboratorOTHER
Universitätsklinikum Hamburg-Eppendorf
CollaboratorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
SINGLE (Investigator)

Eligibility

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

Inclusion criteria

* Age ≥ 18 years * Presence of psoriasis vulgaris or psoriatic arthritis * Submission of a specialist medical certificate attesting to the presence of at least one of the following ICD-10-GM diagnoses: Psoriasis vulgaris (L 40.0, L 40.7), Psoriatic arthritis (L40.5, M07.x) * Impaired health-related quality of life (DLQI \> 10) * Consent to participate * Sufficient understanding of the German language

Exclusion criteria

* Presence of another subtype of psoriasis (pustular psoriasis, guttate psoriasis, inverse psoriasis, erythrodermic psoriasis, or drug-induced psoriasis) or psoriatic arthritis without skin involvement * Presence of malignancies * Presence of other chronic diseases with strong negative influence on quality of life * Currently undergoing psychiatric treatment / current presence of a severe psychiatric diagnosis * Insufficient language and/or IT skills

Design outcomes

Primary

MeasureTime frameDescription
Health-Related Quality of Life3 monthsTotal score of the Dermatology Life Quality Index (DLQI). Total score ranging from 0-30; higher scores mean a worse outcome.

Secondary

MeasureTime frameDescription
Psoriasis Severity3 months, 6 months, 12 monthsTotal score of the Self-Administered Psoriasis Area Severity Index (PASI). Total score ranging from 0-72; higher scores mean a worse outcome.
Depressive Symptoms3 months, 6 months, 12 monthsTotal score of the Patient Health Questionnaire (PHQ-9). Total score ranging from 0-27; higher scores mean a worse outcome.
Body Surface Area (BSA)3 months, 6 months, 12 monthsBody Surface Area (BSA) is a measure used to determine the extent of skin involvement in psoriasis. Total score ranging from 0-100; higher scores mean a worse outcome.
Health-Related Quality of Life6 months, 12 monthsTotal score of the Dermatology Life Quality Index (DLQI). Total score ranging from 0-30; higher scores mean a worse outcome.

Countries

Germany

Contacts

PRINCIPAL_INVESTIGATORUwe Gieler, Prof. Dr.

University of Giessen

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jun 17, 2026