Alexandra Reis|Manuela Guerreiro|Karl Magnus Petersson
A Sociodemographic and Neuropsychological Characterization of an Illiterate Population
University of Algarve|University of Algarve|Karolinska University Hospital|Karolinska Institutet|Hospital de Santa Maria|Max Planck Institute for Psycholinguistics|Radboud University Nijmegen|University of Algarve|Karolinska University Hospital|Karolinska Institutet|Hospital de Santa Maria|Max Planck Institute for Psycholinguistics|Radboud University Nijmegen
objectives article characterize performance discuss performance differences literate illiterate participants welldefined study population describe participantselection procedure used investigate population three groups similar sociocultural backgrounds living relatively homogeneous fishing community southern portugal characterized terms socioeconomic sociocultural background variables compared simple neuropsychological test battery specifically literate group 4 years education n 9 literate group 4 years education n 26 illiterate group n 31 included study compare discuss results similar studies effects literacy illiteracy results indicate naming identification real objects verbal fluency using ecologically relevant semantic criteria verbal memory orientation affected literacy level formal education contrast verbal working memory assessed digit span verbal abstraction longterm semantic memory calculation ie multiplication significantly affected level literacy indicate possible proper participantselection procedures exclude general cognitive impairment control important sociocultural factors potentially could introduce bias studying specific effects literacy level formal education cognitive brain function