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Table 4 Correlation between executive functions and schizophrenia symptom severity

From: Cognitive dysfunction among inpatients and outpatients with schizophrenia: relationship to positive and negative symptoms

Variables Positive symptoms Negative symptoms General psychopathology
r p value r p value r p value
WCST       
 Category completed − 0.226 0.001 − 0.142 0.000 − 0.223 0.002
 Total errors 0.220 0.002 0.122 0.000 0.224 0.001
 Preservative errors − 0.186 0.008 − 0.079 0.267 − 0.157 0.027
 Non-preservative errors 0.260 0.000 0.133 0.060 0.237 0.001
 Times to complete 1st category − 0.043 0.547 − 0.056 0.429 0.025 0.725
  1. Spearman correlation
  2. WCST Wisconsin Card Sorting Test