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Janssen, Nikki; Roelofs, Ardi; van den Berg, Esther; Eikelboom, Willem S.; Holleman, Meike A.; in de Braek, Dymphie M. J. M.; Piguet, Olivier; Piai, Vitória; Kesselsa, Roy P. C. – Journal of Speech, Language, and Hearing Research, 2022
Purpose: The three variants of primary progressive aphasia (PPA) differ in clinical presentation, underlying brain pathology, and clinical course, which stresses the need for early differentiation. However, brief cognitive tests that validly distinguish between all PPA variants are lacking. The Sydney Language Battery (SYDBAT) is a promising…
Descriptors: Screening Tests, Aphasia, Cognitive Tests, Test Validity
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East, Patricia; Doom, Jenalee R.; Blanco, Estela; Burrows, Raquel; Lozoff, Betsy; Gahagan, Sheila – Developmental Psychology, 2021
This study examines the extent to which iron deficiency in infancy contributes to adverse neurocognitive and educational outcomes in young adulthood directly and indirectly, through its influence on verbal cognition and attention problems in childhood. Young adults (N = 1,000, M age = 21.3 years, 52% female; of Spanish or indigenous descent) from…
Descriptors: Foreign Countries, Infants, Child Health, Nutrition