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Table 2 Mean raw scores of the neuropsychological parameters for the schizophrenic and the control group as well as F- and significance of results

From: Neuropsychological and cerebral morphometric aspects of negative symptoms in schizophrenia: negative symptomatology is associated with specific mnestic deficits in schizophrenic patients

Neuropsychological test Controls Schizophrenics  
  Mean SD Mean SD F-value 1
WMS-R, logical memory I 33,28 6,97 39,00 26,10 10,97**
WMS-R, logical memory II 29,63 8,54 37,00 20,40 13,73**
NAI, wordlist trial I 8,22 2,79 7,05 1,76 3,15
NAI, wordlist trial II 11,84 2,48 9,60 2,11 6,33*
NAI, wordlist trial III 13,22 1,75 11,90 1,86 6,30*
NAI, wordlist delayed 11,91 3,38 9,65 3,56 4,09*
HAWIE-R, information 18,94 3,63 15,65 3,84 2,18
WMS-R, visual reproduction I 39,47 1,68 37,75 2,47 7,50**
WMS-R, visual reproduction II 39,13 2,20 36,05 4,76 12,91**
HAWIE-R, digit span 17,25 4,53 15,05 2,96 0,34
HAWIE-R, digit span forward 8,78 2,09 8,20 1,82 0,09
HAWIE-R, digit span backward 8,47 2,85 6,85 1,73 1,34
Stroop interference 63,56 11,97 87,35 23,28 10,23**
Verbal fluency 41,34 15,51 30,40 8,62 3,31
WCST, ntcc1 12,26 3,82 16,28 10,16 0,23
WCST, perseverative reactions 12,39 12,60 19,50 17,52 1,02
WCST, perseverative errors 10,87 10,17 17,33 14,48 1,28
  1. 1based on the Z-scores of the different neuropsychological test parameters.
  2. WCST, ntcc1 = WCST, no. of trials to complete category 1.
  3. (Spearman rank correlation, * p ≤0,05, ** p ≤0,01).