A Preliminary Investigation of the Running Digit Span As a Test of Working Memory
Author(s) -
Marjan Jahanshahi,
Tariq Saleem,
Aileen K. Ho,
Rebecca Fuller,
Georg Dirnberger
Publication year - 2008
Publication title -
behavioural neurology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.859
H-Index - 48
eISSN - 1875-8584
pISSN - 0953-4180
DOI - 10.1155/2008/195684
Subject(s) - memory span , working memory , numerical digit , short term memory , psychology , task (project management) , span (engineering) , dissociation (chemistry) , cognitive psychology , memory test , episodic memory , arithmetic , cognition , neuroscience , engineering , structural engineering , mathematics , chemistry , systems engineering
The objective of this study was to compare performance on different versions of the running span task, and to examine the relationship between task performance and tests of episodic memory and executive function. We found that the average capacity of the running span was approximately 4 digits, and at long sequence lengths, performance was no longer affected by varying the running span window. Both episodic and executive function measures correlated with short and long running spans, suggesting that a simple dissociation between immediate memory and executive processes in short and long running digit span tasks may not be warranted.
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