Tomas Adolfsson, Erik Edström, Kristina Tedroff, Ulrika Sandvik
Cognition in children with arachnoid cysts - A five-year follow-up after microneurosurgical fenestration
Acta neurochirurgica
metaanalysis examines effects vocabulary interventions prek kindergarten childrens oral language development authors quantitatively reviewed 67 studies 216 effect sizes better understand impact training word learning results indicated overall effect size 88 demonstrating average gain nearly one standard deviation vocabulary measures moderator analyses reported greater effects trained adults providing treatment combined pedagogical strategies included explicit implicit instruction authorcreated measures compared standardized measures middle upperincome atrisk children significantly likely benefit vocabulary intervention students also risk poor results indicate although might improve oral language skills vocabulary interventions sufficiently powerful close gapeven preschool kindergarten years