F68.8
Conditions
Interventions
Group 1: Control group: Subjects exhibiting occasional, i.e. non-pathological computer and internet use. First appointment:
Detailed explanation of study procedures and written informed consent, chec
fMRI comprises paradigms involving an emotional stroop task, a self-perception task and a self-reflection task, as well as anatomical scans.
Group 2: Patientgroup: Subjects exhibiting pathological com
Sponsors
Zentralinstitut für Seelische GesundheitKlinik für Abhängiges Verhalten und Suchtmedizin
Eligibility
Sex/Gender
All
Age
18 Years to 64 Years
Inclusion criteria
Inclusion criteria: --Male and female subjects aged 18-64 years --Pathological computer- and internet users need to exhibit pathological computer- and internet use as main diagnosis. In addition, the criteria for pathological computer- and internet use according to the AICA- (Assessment of Internet and Computer game Addiction; Wölfling et al., 2012) and AICA-S- (Assessment of Internet and Computer game Addiction, Selbstbericht; Wölfling et al., 2011) checklists need to be met with a score of = 7 within the last 6 months. --Healthy subjects should merely exhibit occasional computer- and internet use. --Healthy subjects should not to display any Axis I disorder except nicotine dependence or misuse according to ICD-10 and DSM-IV. --All participants need to be capable of giving fully informed written consent as well as to complete the self-report questionnaires. --Written informed consent needs to be given after detailed explanation of study procedures before the start of the examinations. Additional inclusion criteria for the fMRI examination --Written informed consent needs to be given after detailed explanation of study procedures prior to the examination. --Right-handedness
Exclusion criteria
Exclusion criteria: --Improper knowledge of German language --Restricted legal competence or deficient ability to give written informed consent after explanation of the study procedures --Deafness of blindness Additional exclusion criteria for the fMRI examination --Current or past treatment-requiring psychiatric Axis I disorder (DSM-IV / ICD-10 via SKID I) within the last 12 months: o Organic disorder, including symptomatic mental disorder (F00 – F09), o Substance abuse / substance dependence (F1x.x) except nicotine (F17.x), o Schizophrenia, schizotypic and delusional disorder (F20 – F29), o Manic episode, moderate or severe depressive episode (F30 – F33), o Treatment-requiring anxiety-, obsessive-compulsive-, or dissociative disorder (F40 - F42, F44). --A history with one or more of the following treatment-requiring psychiatric Axis I disorders (DSM-IV / ICD-10 via SKID I): o Organic disorder, including symptomatic mental disorder (F00 – F09), o Schizophrenia, schizotypic and delusional disorder (F20 – F29), o Bipolar affective disorder (F31). --History with severe craniocerebral injury or other severe neurologic disorders --Pregnancy --Participants needing medication for another disease, which is risk-causing in the study context --Contraindications for MRI examination (presence of metal in the body, cardiac pacemaker, etc.) --Positive result of the drug screening (urine)
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Neurobiological and psychological mechanisms of pathologocal computer and internet use. - Diagnostic: Assessment of Internet and Computergame Addiction (Interview; AICA) - Comorbidity: SKID I II, - Body Image: Questionnaire for body-image and attractiveness (FKB-20; Clement & Löwe, 1996) - Emotional Competence Questionnaire (EKF; Rindermann, 2009) - Self-worth: Self-worth-scale (Rosenberg Skala; Rosenberg, 1965) - Attention Deficit Hyperactivity Disorder: Screening instrument for ADHD in aduldhood (ADHS- SB aus (Rösler et al., 2007)) - Symptom Check List (SCL-90; Franke, 2002) - Depression: Becks Depression Inventory (BDI; Beck, Ward, Mendelson, Mock, & Erbaugh, 1961) - Nicotine Dependence: Fagerström Test for Nicotine dependence (FTND; Bleich, Havemann-Reinecke, & Kornhuber, 2002) - Personality Traits: Neo-Five Factor Inventory (Neo-FFI) (Borkenau & Ostendorf, 1993) - Anxiety: State Trait Anxiety Inventory (STAI) (Spielberger, Gorsuch, & Lushene, 1970) - Inhibitory control: Baratt Impulsiveness Scale (BIS) (Standford & Barratt, 1992) - Sensation Seeking: Zuckerman-Sensation-Seeking-Skale V (Zuckerman, 1991; German translation: Beauducel, Strobel & Brocke, 2003) - Craving and Avatar identification: Questionnaire for Craving and identification with the own Avatar - Neuropsychological testing for investigation of emotional inhibitory control processing is achieved by means of the CANTAB (affective go no go task); - fMRI comprises paradigms assessing neurobiological correlates of self-concept and inhibitory control processing involving an emotional stroop task, a self-perception task and a self-reflection task, as well as anatomical scans. | — |
Countries
Germany
Contacts
Public ContactTagrid Leménager
Zentralinstitut für Seelische Gesundheit Klinik für Abhängiges Verhalten und Suchtmedizin
Outcome results
None listed