Genetic Epidemiology, Translational Neurogenomics, Psychiatric Genetics and Statistical Genetics Laboratories investigate the pattern of disease in families, particularly identical and non-identical twins, to assess the relative importance of genes and environment in a variety of important health problems.
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PMID
24524393
TITLE
Memory for performed and observed activities following traumatic brain injury.
ABSTRACT
Traumatic brain injury (TBI) is associated with deficits in memory for the content of completed activities. However, TBI groups have shown variable memory for the temporal order of activities. We sought to clarify the conditions under which temporal order memory for activities is intact following TBI. Additionally, we evaluated activity source memory and the relationship between activity memory and functional outcome in TBI participants. Thus, we completed a study of activity memory with 18 severe TBI survivors and 18 healthy age- and education-matched comparison participants. Both groups performed eight activities and observed eight activities that were fashioned after routine daily tasks. Incidental encoding conditions for activities were utilized. The activities were drawn from two counterbalanced lists, and both performance and observation were randomly determined and interspersed. After all of the activities were completed, content memory (recall and recognition), source memory (conditional source identification), and temporal order memory (correlation between order reconstruction and actual order) for the activities were assessed. Functional ability was assessed via the Community Integration Questionnaire (CIQ). In terms of content memory, TBI participants recalled and recognized fewer activities than comparison participants. Recognition of performed and observed activities was strongly associated with social integration on the CIQ. There were no between- or within-group differences in temporal order or source memory, although source memory performances were near ceiling. The findings were interpreted as suggesting that temporal order memory following TBI is intact under conditions of both purposeful activity completion and incidental encoding, and that activity memory is related to functional outcomes following TBI.
DATE PUBLISHED
2014
HISTORY
PUBSTATUS PUBSTATUSDATE
aheadofprint 2014/02/14
entrez 2014/02/15 06:00
pubmed 2014/02/15 06:00
medline 2014/11/08 06:00
pmc-release 2015/04/01 00:00
AUTHORS
NAME COLLECTIVENAME LASTNAME FORENAME INITIALS AFFILIATION AFFILIATIONINFO
Wright MJ Wright Matthew J MJ a Los Angeles Biomedical Research Institute at Harbor-UCLA Medical Center , Torrance , CA , USA.
Wong AL Wong Andrew L AL
Obermeit LC Obermeit Lisa C LC
Woo E Woo Ellen E
Schmitter-Edgecombe M Schmitter-Edgecombe Maureen M
Fuster JM Fuster JoaquĆ­n M JM
INVESTIGATORS
JOURNAL
VOLUME: 36
ISSUE: 3
TITLE: Journal of clinical and experimental neuropsychology
ISOABBREVIATION: J Clin Exp Neuropsychol
YEAR: 2014
MONTH:
DAY:
MEDLINEDATE:
SEASON:
CITEDMEDIUM: Internet
ISSN: 1744-411X
ISSNTYPE: Electronic
MEDLINE JOURNAL
MEDLINETA: J Clin Exp Neuropsychol
COUNTRY: England
ISSNLINKING: 1380-3395
NLMUNIQUEID: 8502170
PUBLICATION TYPE
PUBLICATIONTYPE TEXT
Journal Article
Research Support, N.I.H., Extramural
Research Support, Non-U.S. Gov't
COMMENTS AND CORRECTIONS
GRANTS
GRANTID AGENCY COUNTRY
NS47690 NINDS NIH HHS United States
R01 NS047690 NINDS NIH HHS United States
GENERAL NOTE
KEYWORDS
MESH HEADINGS
DESCRIPTORNAME QUALIFIERNAME
Activities of Daily Living
Adult
Analysis of Variance
Brain Injuries complications
Female complications
Humans complications
Male complications
Memory Disorders etiology
Mental Recall physiology
Neuropsychological Tests physiology
Observation methods
Questionnaires methods
Recognition (Psychology) physiology
Young Adult physiology
SUPPLEMENTARY MESH
GENE SYMBOLS
CHEMICALS
OTHER ID's
OTHERID SOURCE
NIHMS622665 [Available on 04/01/15] NLM
PMC4148421 [Available on 04/01/15] NLM