Effect of age on forward and backward digit spans
Authors:
- 1 June 1997
- journal article
- research article
- Published by Taylor & Francis in Aging, Neuropsychology, and Cognition
- Vol. 4 (2) , 140-149
Abstract
A number of studies has suggested that aging is characterized by a decline in the central executive while the automatic processes (in particular operations by the phonological loop) remain intact. According to interpretation, age differences should be minimal in verbal forward digit span while they should be more important in backward verbal digit span. A sample of 1,000 subjects with ages ranging from 16 years to 79 years was used to test this hypothesis. the results show no significant effect of age on the difference between digit span forward and backward. the theoretical implications of these results are discussed.Keywords
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