Facial mimicry and emotion processing in patients with somatoform pain disorder - an EEG / EMG study

• Conditions: F45.4; Persistent somatoform pain disorder

• Registration Number: DRKS00025053
• Lead Sponsor: VR-Klinikum DüsseldorfKliniken der Heinrich-Heine-Universität DüsseldorfKlinik für Psychosomatische Medizin und Psychotherapie

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2021-04-22
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: Pending
• Sex: All
• Target Recruitment: 80

Inclusion Criteria

at least 18 years
Confirmed diagnosis of somatoform pain disorder according to ICD-10

Exclusion Criteria

• COVID-19 disease in the infectious phase or symptoms that indicate a COVID-19 disease

• Past or current serious psychiatric, neurological or neuro-degenerative illnesses

• Current use of psychotropic drugs during the study participation (the use of antidepressants of the type SSRI, SSNRI, SNRI, SARI, if a stable dose has existed for at least 14 days, is tolerated.)

• Substance or alcohol abuse

• severe metabolic disorder, inflammatory diseases or tumor diseases

• uncorrected visual impairment (visual impairment)

• Disorders of the facial muscles

• Treatment with botulinum toxin (Botox) in the head area

• Insufficient German language skills

• Age: younger than 18 or older than 60 years

Study & Design

• Study Type: observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
EEG differences related to the processing time and the reaction pattern

Secondary Outcome Measures

Name	Time	Method
EMG differences related to the processing time and the reaction pattern