The Investigation of Vocal Behaviors in Children With ADHD

Inclusion Criteria: * For study group * Having been diagnosed with ADHD according to DSM-5 (The Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition) diagnostic criteria * Being in the age range of 8-11 * Having Turkish as the native language * To have a score below the cut-off score (\<13) on the Turkish Pediatric Voice Handicap Index. For the control group: * Not having any psychiatric diagnosis * Being in the age range of 8-11 * Having Turkish as the native language * To have a score below the cut-off score (\<13) on the Turkish Pediatric Voice Handicap Index. Exclusion Criteria: * For the research group; * Having any history of upper respiratory tract infection in the period up to two weeks before the data collection date (one of the questionnaire requests considering the last two-week period as a reference). * Having any known neurological, systemic, or endocrinological diseases affecting the voice. * Having undergone vocal surgery or received voice therapy. * Having a diagnosis of current hearing loss. * Having comorbid autism spectrum disorder, intellectual disability, language, and speech disorders. * The family or the child not wanting to participate in the study. For the control group; * Having any history of upper respiratory tract infection in the period up to two weeks before the data collection date. * Having any known neurological, systemic, or endocrinological diseases affecting the voice. * Having undergone vocal s…