Neurotrophic Factors, Impulsivity, and Reward Sensitivity in Children With Internet Gaming Disorder

Inclusion Criteria: For IGD Patient Group: Age: Being between 10 and 14 years of age. Literacy: Ability to read and write fluently. Informed Consent: Voluntary participation with written informed consent obtained from both the participants and their parents/legal guardians after a comprehensive briefing on the study procedures and scales. Diagnostic Criteria: Meeting the DSM-5 diagnostic criteria for Internet Gaming Disorder (IGD) and scoring above the clinical cutoff on the Internet Gaming Disorder Scale-Short Form (IGDS9-SF). For Healthy Control Group: Age: Children between 10 and 14 years of age. Literacy: Ability to read and write fluently. Clinical Status: No history or current diagnosis of any neuropsychiatric disorder, confirmed through clinical psychiatric assessment. Informed Consent: Voluntary participation with written informed consent obtained from both the participants and their parents/legal guardians after a comprehensive briefing on the study procedures and scales. Exclusion Criteria: Comorbid Psychiatric Disorders: Meeting the DSM-5 diagnostic criteria for Autism Spectrum Disorder, Schizophrenia, Bipolar I Disorder, or Bipolar II Disorder. Cognitive and Neurological Impairment: Having a moderate to severe intellectual disability and/or a neurological disease in either the child or the caregiver that would impede the ability to understand instructions or provide reliable responses during the interview. Lack of Informed Consent: Refusal to participate voluntarily or failure to sign the informed consent/assent form by the children or their parents/legal guardians after receiving a detailed explanation of the study's purpose and the assessment scales to be administered.