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:
2025-12-25 @ 2:01 AM
Ignite Modification Date:
2025-12-25 @ 2:01 AM
NCT ID:
NCT03438760
Eligibility Criteria:
Inclusion Criteria:
* Age between 4 and 7 years
* Not yet begun first grade
* Speaks English as their primary language
* Has SLI confirmed by 1) a standard score of 94 or lower on the Structured Photographic Expressive Language Test, 3rd edition (SPELT-III, Dawson, Stout, \& Eyer, 2003) OR below a scaled score of 7 on the Diagnostic Evaluation of Language Variance™-Norm Referenced (DELV-NR, Seymour, Roeper, \& de Villiers, 2005) syntax subtest; AND 2) performing below age-relevant cutoffs on the Dollaghan and Campbell (1998) Nonword Repetition Task OR enrollment on a clinical caseload.
* Nonverbal matrices t score of 35 or higher on the Developmental Abilities Scale
* Passes a pure-tone audiometric screening administered according to the standards of the American Speech-Language-Hearing Association (ASHA, 1997)
* Can produce simple sentences that contain a subject and a verb.
* Performs with less than 40% accuracy on expressive probes of complement clauses prior to study onset
* Performs with less than 40% accuracy on vocabulary definition probes prior to study onset
Exclusion Criteria:
* Other diagnosed neurodevelopmental disorders (e.g., autism, Down syndrome) via parent report or significant sensory or motor impairments (e.g., severe vision impairment uncorrectable by glasses)
* Exposure to a language other than English at home or school more than 20% of the time.
Healthy Volunteers:
False
Sex:
ALL
Minimum Age:
4 Years
Maximum Age:
7 Years
Study:
NCT03438760
Study Brief:
Protocol Section:
NCT03438760