Michael C Wimberly, Justin K Davis, Michael B Hildreth, Joshua L Clayton
Integrated Forecasts Based on Public Health Surveillance and Meteorological Data Predict West Nile Virus in a High-Risk Region of North America
Environmental health perspectives
study authors evaluated contribution made dialect shifting reading achievement test scores african american english aaespeaking students controlling effects socioeconomic status ses general oral language abilities writing skills participants 165 typically developing african american 1st 5th graders half male half female one third lowses homes twothirds middleses homes dialect shifting away aae toward standard american english sae determined comparing aae production rates oral written narratives structural equation modeling evaluated relative contributions aae rates ses general oral language writing skills standardized reading achievement scores aae production rates inversely related reading achievement scores decreased significantly oral written narratives lower rates writing predicted substantial amount variance reading scores showing significant direct effect significant indirect effect mediated measures oral language comprehension findings support dialect shiftingreading achievement hypothesis proposes aaespeaking students learn use sae literacy tasks outperform peers make linguistic adaptation