Design
intellectual disabilities
RECRUITMENT
This study will be conducted with multiple single-case design with four multiple randomized baselines, where the shortest baseline has two assessments and the largest has five, and the intervention phase has 18 assessments across time. We have recruited 40 students with intellectual disabilities who require AAC.To evaluate the effectiveness of the intervention effects in this study, the What Works Clearinghouse (WWC) single-case design technical documentation provides appropriate study analysis techniques [Assessments to be administered. This trial protocol is in line with standard protocol items: Recommendations for Interventional Trials (SPIRIT) 2013. Standard Protocol Items: Recommendations for Interventional Trials (SPIRIT) figure with timeline for recruitment, assessments, and interventions. Black lines indicate “conducted every month,” and X indicate “only conducted three times across 18 months, i.e., month 1, 12, and 18.” A, B, C, and D indicate the four randomized groups and when they start the reading intervention