Modified cognitive behavioral therapy approach reduces loudness discomfort levels for an autistic child with hyperacusis: case report.

Introduction: Hyperacusis is common among the autistic population, with a lifetime prevalence estimated at up to 60% compared to 17.1% in those without autism. For autistic children, avoidance behaviors and distress associated with hyperacusis significantly disrupt participation in everyday routines including academic, social and leisure activities.