Table 2.

Impulsivity and Risk-Taking Self-Report Scores

Self-report (mean ± SD)	LD	HD
Barratt Impulsiveness Scale (BIS)
Attentional*	13.6 (3.5)	17.1 (3.3)
Motor	19.6 (3.3)	21.2 (3.6)
Non-planning*	24.6 (4.7)	27.5 (3.9)
Total*	57.8 (7.3)	65.8 (7.1)
Eysenck Impulsivity Questionnaire (EIQ)
Impulsiveness*	3.1 (2.3)	5.2 (2.7)
Venturesomeness	8.2 (5.6)	6.7 (3.4)
Empathy	10.0 (2.4)	9.4 (2.8)
Total	21.4 (4.2)	21.3 (4.2)
Zuckerman Sensation-Seeking Scale (SSS)
Thrill and adventure seeking	6.7 (2.8)	5.7 (2.8)
Experience seeking*	6.2 (2.1)	7.3 (1.5)
Disinhibition*	3.9 (2.1)	6.2 (2.2)
Boredom susceptibility*	2.2 (1.5)	3.5 (2.1)
Total*	18.9 (5.8)	22.7 (5.5)

^*Significant difference between groups (p ≤ .05).