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Differential Susceptibility to Early Literacy Intervention in Children with Mild Perinatal Adversities: Short- and Long-Term Effects of a Randomized Control Trial
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Van der Kooy-Hofland, Verna A. C.; Van der Kooy, Jacoba; Bus, Adriana G.; van IJzendoorn, Marinus H.; Bonsel, Gouke J. – Journal of Educational Psychology, 2012
In a randomized control trial, the authors tested whether short- and long-term effects of an early literacy intervention are moderated by mild perinatal adversities in accordance with differential susceptibility theory. One-hundred 5-year-old children (58% male) who scored at or below the 30th percentile on early literacy measures were randomized…
Descriptors: Foreign Countries, Reading Research, Research Design, Control Groups
A (Pan-Canadian) Cluster Randomized Control Effectiveness Trial of the ABRACADABRA Web-Based Literacy Program
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Savage, Robert; Abrami, Philip C.; Piquette, Noella; Wood, Eileen; Deleveaux, Gia; Sanghera-Sidhu, Sukhbinder; Burgos, Giovani – Journal of Educational Psychology, 2013
This report describes a cluster randomized control trial (RCT) intervention study of the effectiveness of the ABRACADABRA (ABRA) Web-based literacy system using a classroom-level RCT intervention with 1,067 children in 74 kindergarten and Grade 1 or Grade 1/2 classrooms across Canada. The authors closely followed the CONSORT criteria for executing…
Descriptors: Foreign Countries, Educational Research, Research Design, Early Reading