Swallowing Threshold and Efficiency for Maxillary Implant Assisted Overdenture

Inclusion Criteria: * patient had sufficient bone quantity in the area between the mental foramina, sufficient inter-arch space, normal maxilla-mandibular relation, and have been edentulous for at least one year Exclusion Criteria: * Patients with uncontrolled systemic diseases, parafunctional habits, temporomandibular joint disorders, and a history of head/neck surgery were excluded, as were smoking and those who undergo radiation therapy.