Background: environmental influences in the first years of life have a great impact on adulthood. Adequate environmental stimulation in the first years of life positively influence cognitive, emotional and neurological development. Studies show that high quality education for 3 to 6 years old children are cost-effective for diverse outcomes, such as socioemotional and cognitive development, as well as school performance. However, it is not clear why specific types of interventions are most effective on school readiness, an important precursor of literacy status and later life outcomes. Objectives: adapt to the Brazilian context two well-known intervention programs: (1) executive functions training developed by Diamond, and (2) oral language skills based on the Nuffield Programme developed by Snowling and colleagues. Methods: a randomized controlled trial involving 720 children (4 to 5 years old) allocated to three groups: (1) adapted school curriculum focusing on executive functions training, (2) adapted school curriculum focusing on oral language skills training, and (3) regular school curriculum.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
582
Daily training of executive functions via activities to develop auto-regulation, attention and memory.
Daily training of language skills via activities to develop phonological awareness and vocabulary.
Ministry of Education national school curriculum.
Change in school readiness
Assessed with a 43 items questionnaire developed by the research staff.
Time frame: Beginning of the school year (baseline) and at the end of the school year (post intervention, 7 to 8 months later)
Change in inhibitory control
Inhibitory control assessed via the Flanker e Simon (Dots task) tests.
Time frame: Beginning of the school year (baseline) and at the end of the school year (post intervention, 7 to 8 months later)
Change in working memory
Working memory assessed via the neuropsychological Automated Working Memory Assessment (AWMA).
Time frame: Beginning of the school year (baseline) and at the end of the school year (post intervention, 7 to 8 months later)
Change in oral language skills
Expressive language assessed via the Child Language Test - ABFW.
Time frame: Beginning of the school year (baseline) and at the end of the school year (post intervention, 7 to 8 months later)
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