Investigating Dynamic Temporal and Tactile Cueing efficacy on speech in stroke patients with Apraxia of Speech

Inclusion criteria:

History of a stroke in the dominant hemisphere for the language that has been at least 6 months since its occurrence Be monolingual Persian Passing the Pure Tone Audiometry Screening test at the threshold of 35 dB at frequencies of 500, 1000, and 2000 for at least one ear; if the patient uses a hearing aid, it is necessary to confirm the hearing adequacy at the conversational level by an audiologist Normal or corrected (using lenses or glasses) visual ability Absence of alcohol or drug abuse, psychological and neurological disorders other than stroke based on self-report and confirmation by their medical records Obtaining a normal range score of the non-verbal intelligence test using Raven's progressive matrices Being right-handed by Edinburgh handedness questionnaire Absence of dysarthria or mild dysarthria according to the Frenchay Dysarthria Assessment 2 (FDA-2) Auditory comprehension above 50% in Persian Mississippi Aphasia Screening Test (MASTp) and Persian Diagnostic Aphasia Battery (P-DAB-1) Has a literacy level of 8th grade and above Diagnosis as AOS based on supplemental verbal apraxia test Obtaining a minimum score of 32 (moderate severity) and above in the verbal apraxia test

Exclusion criteria:

History of more than a stroke in the dominant hemisphere for the language 6 months have not passed since the stroke Not passing the Pure Tone Audiometry Screening test at the threshold of 35 dB at frequencies of 500, 1000, and 2000 for at least one ear Failure to confirm hearing adequacy at the conversational level by an audiologist Absence of normal vision or inability to correct defective vision using lenses or glasses History of alcohol or drug abuse, psychological and neurological disorders other than stroke based on self-report and confirmation by medical records Not obtaining a normal range score of the non-verbal intelligence test using Raven's progressive matrices Not being right-handed, according to the Edinburgh Handedness Questionnaire Having dysarthria above mild severity according to the Frenchay Dysarthria Assessment 2 (FDA-2) test Not to be achieved auditory comprehension above 50% in the Persian Mississippi Aphasia Screening Test (MASTp) and the Persian Diagnostic Aphasia Battery (P-DAB-1) Has a literacy level lower than 8th grade Not diagnosing as AOS based on supplemental verbal apraxia test Obtaining a score of lower than 32 in the verbal apraxia test

Target sample size: 6