Table 2

Pearson product-moment correlations between self-report (TCI-R novelty-seeking subscales) and neurocognitive measures

TCI-R subscaleCOWATSCWT interf.BDSBBSTMT B-A differenceWCST categoriesWCST % errors IGT net score
Pers.Nonpers.ABCDEFGH
Exploratory excitability
r0.0200.0130.0020.206−0.030−0.062−0.0970.1380.0950.061
p value0.830.890.990.0350.760.540.330.170.350.52
Impulsiveness
r0.0560.1710.0610.1310.0280.118−0.2840.1600.0500.070
p value0.540.070.540.180.780.240.0040.110.620.47
Extravagance
r0.0490.0100.128−0.0140.037−0.2260.1650.272−0.232−0.019
p value0.600.920.190.890.710.0230.100.0060.0190.85
Disorderliness
r−0.0480.1520.0030.0990.047−0.026−0.0980.142−0.1920.044
p value0.610.100.980.320.640.790.330.160.060.65
  • BBS = Backward Blocks Span;52 BDS = Backward Digits Span;50 COWAT = Controlled Oral Word Association Test;47 IGT = Iowa Gambling Task;17 Nonpers. = nonperseverative; Pers. = perseverative; SCWT interf. = Stroop Colours and Words Test Interference;44 TCI-R = Temperament and Character Inventory-Revised;31,42 TMT = Trail Making Test;46 WCST % errors = Wisconsin Card Sorting Test43 % of errors.