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Clinical trial information and results are updated daily from ClinicalTrials.gov. The latest data update was conducted on 01/22/2021.

University of Washington Reading & Dyslexia Research Program

Clinicaltrials.gov identifier NCT03945097

Recruitment Status Recruiting

First Posted May 10, 2019

Last update posted May 10, 2019

Study Description

Brief summary:

Subjects are recruited for a pre-kindergarten education program focusing on early literacy skills. Primary outcomes are improvement in letter knowledge and changes in brain response to text.

  • Condition or Disease:Reading Disability
  • Intervention/Treatment: Behavioral: preK
  • Phase: N/A
Detailed Description


Study Design
  • Study Type: Observational
  • Estimated Enrollment: 44 participants
  • Observational Model: Case-Control
  • Time Perspective: Prospective
  • Official Title: University of Washington Reading & Dyslexia Research Program
  • Estimated Study Start Date: May 2019
  • Estimated Primary Completion Date: June 2021
  • Estimated Study Completion Date: June 2021
Groups and Cohorts
Groups/Cohorts Intervention/treatment
: Letters
Education program focuses on learning letters.
Behavioral: preK
Subjects enter and education program that either focuses on learning letters and their corresponding sounds or on language comprehension skills.
Outcome Measures
  • Primary Outcome Measures: 1. Letter Knowledge [ Time Frame: Within 2 weeks post intervention ]
    Knowledge of letter names and sounds. This is computed as percent correct (out of 52). Each child is shown a flash card with each upper case letter and asked to name it and say its sound
Eligibility Criteria
  • Ages Eligible for Study: 60 to 72 Months (Child)
  • Sexes Eligible for Study: All
  • Accepts Healthy Volunteers:
  • Sampling Method: Non-Probability Sample
  • Study Population: Typically developing children

Inclusion Criteria: Typically developing children enrolled before kindergarten.

- Typically developing child between 60 and 72 months of age

- Has not yet begun Kindergarten

Exclusion Criteria:

- Reported neurological or psychiatric condition.

- Claustrophobia. ADHD

Contacts and Locations

Contact: Patrick Donnelly 206-685-9365 pdonne@uw.edu


United States, Washington
University of Washignton

Sponsors and Collaborators

University of Washington

Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)


Principal Investigator: Jason Yeatman, PhD University of Washington

More Information
  • Responsible Party: University of Washington
  • ClinicalTrials.gov Identifier: NCT03945097 History of Changes
  • Other Study ID Numbers: STUDY00000516, 1R21HD092771-01A1
  • First Posted: May 10, 2019 Key Record Dates
  • Last Update Posted: May 10, 2019
  • Last Verified: May 2019
  • Individual Participant
    Data (IPD) Sharing
  • Plan to Share IPD: No
  • Studies a U.S. FDA-regulated Drug Product: No
  • Studies a U.S. FDA-regulated Device Product: No
  • Additional relevant MeSH terms: Dyslexia