Abstract:
:The effects of methylphenidate (MPH) on performance of a time-production task were studied in 17 children with attention-deficit/hyperactivity disorder who participated in 1 test session on and 1 off MPH. Participants held a response lever down for at least 10 but no longer than 14 s. Administration of MPH had no effect on the number of correct responses or on the mean duration of lever holds. MPH administration significantly decreased timing response variability, increased holds of 10- to 11-s duration, and decreased lever holds of extremely short durations. These results indicate that administration of MPH resulted in more precise timing performance without changing the mean duration of lever holds, suggesting an enhancement in working memory.
journal_name
Exp Clin Psychopharmacoljournal_title
Experimental and clinical psychopharmacologyauthors
Baldwin RL,Chelonis JJ,Flake RA,Edwards MC,Feild CR,Meaux JB,Paule MGdoi
10.1037/1064-1297.12.1.57keywords:
subject
Has Abstractpub_date
2004-02-01 00:00:00pages
57-64issue
1eissn
1064-1297issn
1936-2293pii
2004-10475-010journal_volume
12pub_type
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