Centre for Policy on Ageing
 

 

Age-linked declines in retrieving orthographic knowledge: empirical, practical, and theoretical implications
Author(s)Donald G MacKay, Lise Abrams
Journal titlePsychology and Aging, vol 13, no 4, December 1998
Pagespp 647-662
KeywordsMemory and Reminiscence ; Older people ; Young people ; Comparison ; United States of America.
AnnotationThis study developed and tested a Transmission Deficit hypothesis of how ageing affects retrieval of orthographic knowledge. Young, older, and very old adults heard a tape-recorded series of difficult-to-spell words of high and low frequency, spoken slowly, clearly and repeatedly, and wrote down each word at their own pace. With perceptual errors and vocabulary differences factored out, misspellings increased with ageing, especially for high-frequency words. In addition, data from a meta-memory questionnaire indicated that the oldest adults were aware of their declining ability to spell. These findings were not due to general slowing, educational factors, hours per week spent reading, writing or solving crossword puzzles, or age-linked declines in monitoring or detecting self-produced errors. However, the results fit Transmission Deficit predictions, and suggested an age-linked decline in retrieval of orthographic knowledge that resembles age-linked declines in spoken word retrieval observed in many other studies. Practical implications of this age-linked decline for conceptions of normal ageing are noted. (AKM).
Accession NumberCPA-990218411 A
ClassmarkDB: B: SB: 48: 7T

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