Differential Cognitive Functioning in Individuals with Posttraumatic Stress Disorder
Başlık:
Differential Cognitive Functioning in Individuals with Posttraumatic Stress Disorder
Yazar:
Brunet, Hannah E., author.
ISBN:
9780438025226
Yazar Ek Girişi:
Fiziksel Tanımlama:
1 electronic resource (98 pages)
Genel Not:
Source: Dissertation Abstracts International, Volume: 79-10(E), Section: B.
Advisors: Larry E. Beutler Committee members: Amit Etkin; Rayna Hirst; James Moses.
Özet:
Posttraumatic stress disorder (PTSD), characterized by re-experiencing, avoidance, arousal, and cognitive changes, affects two percent of men and five percent of women each year, and is associated with functional impairment and adverse health outcomes. Difficulty concentrating and changes in memory are noted in the diagnostic classification of PTSD; and cognitive deficits in attention, verbal learning and memory, and executive functioning in individuals with PTSD have been consistently noted in previous research. PTSD is highly comorbid with major depressive disorder (MDD) and many of the symptoms are shared between the disorders making diagnostic specification challenging. MDD is also associated with changes in memory and attention. Previous factor analytic studies revealed a four-factor model for PTSD symptoms, which includes a) re-experiencing, b) avoidance, c) hyperarousal, and d) dysphoria. The current study aimed to examine if symptoms of dysphoria, similar to MDD, contribute to deficits in verbal memory and attention deficits and whether re-experiencing, avoidance, and arousal symptoms contribute to executive function deficits. In support of this hypothesis, the results revealed that intrusive symptoms were negatively associated with working memory performance. Processing speed was significantly associated with all neuropsychological outcome variables, consistent with previous research suggesting that speed underlies more complex cognitive tasks. Exploratory analysis revealed that dysphoria symptoms were negatively associated with processing speed. The results lend support to the idea that PTSD is a multifactorial disorder and that different symptom presentations may contribute to different patterns cognitive difficulties. The findings have clinical implications for providing psychoeducation and recommendations for cognitive remediation strategies to individuals with PTSD.
Notlar:
School code: 1569
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Yer Numarası | Demirbaş Numarası | Shelf Location | Lokasyon / Statüsü / İade Tarihi |
---|---|---|---|
XX(677889.1) | 677889-1001 | Proquest E-Tez Koleksiyonu | Arıyor... |
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