A Review of Risk Factors for Cognitive Impairment in Stroke Survivors.

A Review of Risk Factors for Cognitive Impairment in Stroke Survivors. ScientificWorldJournal. 2016;2016:3456943 Authors: Mohd Zulkifly MF, Ghazali SE, Che Din N, Singh DK, Subramaniam P Abstract In this review, we aimed to identify the risk factors that may influence cognitive impairment among stroke survivors, namely, demographic, clinical, psychological, and physical determinants. A search from Medline, Scopus, and ISI Web of Science databases was conducted for papers published from year 2004 to 2015 related to risk factors of cognitive impairment among adult stroke survivors. A total of 1931 articles were retrieved, but only 27 articles met the criteria and were reviewed. In more than half of the articles it was found that demographical variables that include age, education level, and history of stroke were significant risk factors of cognitive impairment among stroke survivors. The review also indicated that diabetes mellitus, hypertension, types of stroke and affected region of brain, and stroke characteristics (e.g., size and location of infarctions) were clinical determinants that affected cognitive status. In addition, the presence of emotional disturbances mainly depressive symptoms showed significant effects on cognition. Independent relationships between cognition and functional impairment were also identified as determinants in a few studies. This review provided information on the possible risk factors of cognitive impa...
Source: The Scientific World Journal - Category: Science Tags: ScientificWorldJournal Source Type: research