Autumn McIlraith
Predicting word reading ability: a quantile regression study
Florida State University
predictors early word reading well established however unclear predictors hold readers across range word reading abilities study used quantile regression investigate predictive relationships different points distribution word reading quantile regression analyses used preschool kindergarten measures letter knowledge phonological awareness rapid automatised naming sentence repetition vocabulary mothers education predict firstgrade word reading predictors generally varied significance across levels word reading notably rapid automatised naming significant unique predictor average good readers poor readers letter knowledge generally stronger unique predictor poor average readers good readers wellknown word reading predictors varied significance different points along word reading distribution results implications early identification statistical analyses readingrelated outcomes already known topic early predictors word reading well established letter knowledge phonological awareness rapid automatised naming identified key predictors relationships primarily investigated average readers groups good poor readers separated arbitrary cutoff score paper adds study used quantile regression determine significant predictors word reading across range word reading abilities quantile regression approach avoids loss power arise creating subgroups none issues associated use single arbitrary cutoff score separate good poor readers letter knowledge phonological awareness significantly predictive word reading across distribution word reading abilities whereas rapid automatised naming significant good readers sentence recall significant poor readers implications theory policy practice results reinforce usefulness measures letter knowledge phonological awareness sentence repetition early identification children risk reading disabilities results also suggest measures rapid naming may add little unique information differentiating children subsequently read belowaverage range