ACURES: Acoustic and Respiratory Parameters for Dysarthria Assessment

Inclusion Criteria: * Adults aged 18 years or older at the time of enrollment. Diagnosed with acquired brain injury (ABI), including: * Stroke * Traumatic brain injury (TBI) * Brain tumor * Ability to provide written informed consent (or via a legally authorized representative if necessary). * Cognitive function preserved, defined as a Mini-Mental State Examination (MMSE) score ≥ 24. Exclusion Criteria: * History of chronic respiratory diseases, such as chronic obstructive pulmonary disease (COPD) or asthma. * History of hearing impairments that could affect speech evaluation. * Presence of additional neurological or neurodegenerative disorders other than the acquired brain injury. * History of voice disorders or dysphonia prior to the acquired brain injury. * Presence of persistent pharyngeal symptoms, such as mucus, secretions, or foreign body sensation, which may interfere with speech assessment. * Participants unable to comply with the assessment protocol or complete the required sessions. * Presence of apahasia that prevents participation in speech tasks, such as reading, repetition, or spontaneous speech priduction.