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Table 2 Associations between performance parameters of SOC and WCST

From: Association between two distinct executive tasks in schizophrenia: a functional transcranial Doppler sonography study

a) Healthy subjects (n = 20)
SOC Task difficulty RT before shift RT after shift
Adjusted planning time Easy 0.37 0.63*
  Difficult 0.39 0.62*
Movement execution time Easy -0.05 0.19
  Difficult 0.75** 0.65*
b) Patients (n = 22)
Adjusted planning time Easy 0.28 -0.10
  Difficult 0.41 0.35
Movement execution time Easy 0.61* 0.19
  Difficult 0.35 0.40
  1. *P < 0.005, **P < 0.001
  2. Values represent Pearson's product number correlation coefficient
  3. Abbreviations: SOC: Stockings of Cambridge; WCST: Wisconsin Card Sorting test