认知功能评估的工具.pptVIP

The values of tests of cognitive function In patients with schizophrenia, standardised neuropsychological tests can be used to predict overall functional outcome assess response to treatment The National Adult Reading Test (NART) Purpose to assess differential deficits across cognitive domains Description a word recognition reading test using phonologically irregular words measures information acquired before onset of symptoms provides percentile scores that allow comparison with other tests time to administer: 5?0 min The Wide Range Achievement Test (WRAT) Purpose to determine reading scores compared with years of education before onset of symptoms Description similar to NART but includes tests of mathematical and spelling skills has IQ and education equivalent scores and percentile scores time to administer: 5?0 min The Letter-Number Span Test Purpose to examine the subject抯 ability to retain and perform low-level categorisation and sequencing of numbers and letters Description a list of letters and numbers is read to the subject in random order the subject has to arrange the numbers and letters in ascending order progressively longer lists are given results measured by the number of trials successfullycompleted time to administer: 20 min The Dot Test Purpose to assess visuo-spatial memory Description the subject is allowed to see a sheet with a single dot for a short period after a delay of 5, 10 or 15 s the subject is asked to show where the dot was results measured as the average distance between the true and indicated position of the dot time to administer: 15 min The California Verbal Learning Test (CVLT) Purpose to assess serial learning and recall Description the subject is given five trials to learn a 16-item list containing items from four conceptual categories (fruits, spices, clothing, tools) the subject is given a single trial to learn a different list the subject then has to recall the first list again undertake a choice recognition test and