Eligibility Module
The Eligibility Module contains detailed information about who can participate in the clinical trial. This includes eligibility criteria, age restrictions, gender requirements, healthy volunteer status, and study population descriptions, helping researchers understand who is eligible to participate in the study.
Eligibility Module path is as follows:
Study -> Protocol Section -> Eligibility Module
Eligibility Module
Ignite Creation Date:
2026-03-26 @ 3:16 PM
Ignite Modification Date:
2026-03-26 @ 3:16 PM
NCT ID:
NCT07459803
Eligibility Criteria:
Inclusion Criteria:
* Native speakers of American English
* Adults age 18-50
* Age-appropriate cognitive and receptive vocabulary skills
* Age-appropriate hearing
* Adults with dyslexia will have a history of dyslexia or report of ongoing reading difficulties that will be confirmed at the first screening visit
* Adults who stutter will have a history of stuttering that will be confirmed at the first screening visit
Exclusion Criteria:
* History of neurological disorder, including a history of seizures
* Major brain injury, brain surgery, or stroke
* Orthodontia or atypical oral structure (e.g., cleft palate) that interferes with speech
* Fluency disorder (except those in the persons who stutter cohort), apraxia of speech, or dysarthria
* Language or reading disorder (except those in persons with dyslexia cohort)
* Standardized score below 80 on the Kaufman Brief Intelligence Test
* Standardized score below 1 standard deviation on the NIH Toolbox Picture Vocabulary Test
* Pregnancy
* Severe claustrophobia
* Presence of magnetically or mechanically active implant, or other ferromagnetic material embedded in any part of the body
* Significant scalp lesions that would prevent transcranial direct stimulation
Healthy Volunteers:
True
Sex:
ALL
Minimum Age:
18 Years
Maximum Age:
50 Years
Study:
NCT07459803
Study Brief:
Protocol Section:
NCT07459803