Table 1.

Self-report and task-based impulsivity measures

Variable	Mean ± S.D. (min-max)	Correlation with Age (p-value)	Males – Females (p-value)
BIS-11 Total	48.2 ± 8.1 (32–70)	.01 (0.962)	1.73 (0.291)
BIS-11 Attentional Impulsivity	13.7 ± 3.1 (6–22)	−.01 (0.932)	0.79 (0.208)
BIS-11 Motor Impulsivity	20.3 ± 3.0 (13–27)	−.16 (0.115)	−0.20 (0.741)
BIS-11 Non-planning Impulsivity	14.1 ± 4.1 (5–23)	.13 (0.189)	1.14 (0.165)
Go Trial Accuracy (%)	91.6 ± 7.0 (67.7–98.8)	−.20 (0.045)	0.20 (0.887)
No-Go (repeat) Trial Accuracy (%)	68.6 ± 18.1 (15.9–96.2)	.01 (0.960)	−5.88 (0.107)
No-Go (syllable) Trial Accuracy (%)	73.7 ± 15.3 (12.6–92.9)	.16 (0.110)	−8.86 (0.004)
Post-error Slowdown (ms)	84.8 ± 64.3 (−57.4–277.9)	.24 (0.014)	1.21 (0.931)

Relationships with p<0.10 are italicized. Relationships with p<0.05 are bolded.