Achilles Tendon and Ankle Characterization in Adults With Autism

This study aims to identify ankle structural and functional profiles associated with sensory responsiveness and toe walking in adults with ASD. Expected outcomes include detecting group differences between adults with ASD and matched controls and identifying associations among sensory responsiveness, toe-walking status, and objective ankle measures.

Inclusion Criteria: * a diagnosis of ASD, or with another diagnosis that includes features of ASD (such as fragile x), * independent in daily activities, * live alone, * have a moderate-high level of functioning. * Ability to understand basic instructions for performing the tests, signing an informed consent form or having a guardian sign an informed consent form Exclusion criteria: * other neurological diseases (e.g., CP, multiple sclerosis), * significant orthopedic injuries to the lower limb in the past year, * previous ankle or Achilles tendon surgeries, * additional diseases that may affect the structure of the Achilles tendon and ankle, * who have not signed an informed consent form or are not interested in participating in the study