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Impact of the placebo effect in skin picking disorder

Impact of the placebo effect in skin picking disorder

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00033826
Enrollment
100
Registered
2024-03-28
Start date
2024-03-29
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

skin picking disorder (code ICD 11: 6B25.1 Excoriation disorder)

Interventions

Group 1: placebo group: intake of placebo capsules (capsules filled with cornstarch). Duration: 2 weeks with daily intake (in the morning) Group 2: control group: no intake of capsules

Sponsors

Universität Graz
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: skin picking disorder

Exclusion criteria

Exclusion criteria: Severe skin diseases and severe psychological comorbidities (e.g. psychotic disorder, substance dependence).

Design outcomes

Primary

MeasureTime frame
Questionnaires to investigate skin picking symptoms and emotional state (to be filled out pre and post both groups, 4 times in total): - Skin Picking Revised Scale (SPS-R, Gallinat et al., 2016) - Brief Symptom Inventory (BSI-18; Franke, G. H., 2000) - Perceived Stress Que)stionnaire (PSQ-20; Fliege, H et al., 2009) - Difficulties in Emotion Regulation Scale (DERS; Gratz & Roemer, 2004

Secondary

MeasureTime frame
Daily app rating (during placebo intake and control group) with information on well-being and skin picking symptoms (How long did you manipulate your skin today? How intense was the urge to manipulate your skin today? How stressed were you today?)

Countries

Austria, Germany, Switzerland

Contacts

Public ContactAnne Schienle

Universität Graz

anne.schienle@uni-graz.at+43 316 380 5086

Outcome results

None listed

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