Digit symbol substitution test score and hyperhomocysteinemia in older adults
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چکیده
منابع مشابه
Digit symbol substitution test score and hyperhomocysteinemia in older adults
Mounting evidence shows that hyperhomocysteinemia is a risk factor for cognitive decline. This study enrolled subjects with normal serum levels of B12 and folate and performed thorough neuropsychological assessments to illuminate the independent role of homocysteine on cognitive functions.Participants between ages 50 and 85 were enrolled with Modified Hachinski ischemic score of <4, adequate vi...
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Processing speed deficit, ascertained by digit-symbol substitution test (DSST), is considered as a fundamental impairment in schizophrenia. Clinical correlates of processing speed abnormalities, especially using the parametric version of DSST is yet to be evaluated comprehensively. In this study, we examined schizophrenia patients (N=66) and demographically matched healthy controls (N=72) using...
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Results from three studies are reported in which adults between 18 and 84 years of age performed various versions of the Digit Symbol Substitution Test. The first study revealed that the age-related declines in digit-symbol performance were largely independent of both the amount of education the participants had received and their self-reported health status, and were characterized by a gradual...
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OBJECTIVE Speed of processing, one of the main cognitive deficits in schizophrenia is most frequently measured with a digit-symbol-coding test. Performance on this test is additionally affected by writing speed and the rate at which symbol-digit relationships are learned, two factors that may be impaired in schizophrenia. This study aims to investigate the effects of sensorimotor speed, short-t...
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Background : Today, as a result of increasing the life expectancy, there is a great interest in improving the distress tolerance in older adults. Given that helping to prevent memory loss and distress tolerance are important issues in older adults, the aim of this study was to investigate the effectiveness of horticultural activities on the distress tolerance and digit memory of the older adult...
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ژورنال
عنوان ژورنال: Medicine
سال: 2016
ISSN: 0025-7974
DOI: 10.1097/md.0000000000004535