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:
2025-12-26 @ 10:44 PM
Ignite Modification Date:
2025-12-26 @ 10:44 PM
NCT ID:
NCT03437512
Eligibility Criteria:
Inclusion Criteria:
* history of persistent developmental stuttering
* stuttering severity ranging from mild to very severe, specifically Stuttering Severity Instrument (SSI) total score of 20 (mild) or higher and stuttering rates of 3% or higher
* scores within 1 standard deviation of the norm on the standardized tests for the study
Exclusion Criteria:
* received any treatment for stuttering within the past year
* other neurological conditions such as Tourette's syndrome or post-traumatic stress disorder
* taking any medications/drugs that affect brain function
* history of past or current mental illness for example, schizophrenia that may affect brain development and function
* history of serious medical or neurological illness such as epilepsy and Parkinson's disease
* history of closed head injury (e.g., concussion)
* history of reading disorders
* hearing loss
* taking any medication, prescription or non-prescription with any psychotropic effects at the time of the study
* metal or electronic implants such as cochlear implants, and pacemakers
Healthy Volunteers:
False
Sex:
ALL
Minimum Age:
18 Years
Maximum Age:
65 Years
Study:
NCT03437512
Study Brief:
Protocol Section:
NCT03437512