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Verbal and nonverbal memory functioning in posttraumatic stress disorder (PTSD).
Lena Jelinek1, Dirk Jacobsen, Michael Kellner
1Hospital for Psychiatry and Psychotherapy, University Medical Center Hamburg-Eppendorf, Germany. l.jelinek@uke.uni-hamburg.de
Journal of Clinical and Experimental Neuropsychology
|July 11, 2006
Summary
Posttraumatic stress disorder (PTSD) impairs both verbal and nonverbal memory recall. This study found memory deficits in PTSD patients affecting both short- and long-term recall, regardless of material type.
Area of Science:
- Neuroscience
- Psychology
- Cognitive Science
Background:
- Posttraumatic stress disorder (PTSD) is associated with memory impairments.
- Previous research has not clarified if these deficits extend to nonverbal memory.
Purpose of the Study:
- To investigate whether verbal and nonverbal memory are affected in patients with PTSD.
- To examine free recall and recognition memory for both verbal and nonverbal material.
Main Methods:
- Compared memory performance in 40 patients with PTSD and 40 healthy controls.
- Assessed short- and long-term free recall and recognition for verbal and nonverbal information.
- Investigated the influence of attention, verbal intelligence, and depression.
Main Results:
- Patients with PTSD showed significantly poorer memory performance compared to controls.
- Memory impairment was observed for both short- and long-term recall.
- Deficits were consistent across verbal and nonverbal material types.
Conclusions:
- Both verbal and nonverbal memory functions are compromised in individuals with PTSD.
- Memory impairment in PTSD is not limited to verbal processing.
- Further research should explore underlying mechanisms and potential interventions.