Table 1. Inter-correlations between factors in the measurement model.

	Impulsive action	BAS	SS	Discounting	Lack of perseverance
Impulsive action	1	0.153	0.489	0.195	0.619
BAS	0.137	1	0.619	−0.047	−0.408
SS	0.468	0.656	1	0.016	0.113
Discounting	0.163	−0.044	0.016	1	0.126
Lack of perseverance	0.607	−0.443	0.131	0.127	1

Note. Females are shown above the diagonal and males below. Correlations with p < 0.05 uncorrected for multiple comparisons are shown in bold. Impulsive action=Urgency and Lack of Premeditation; SS = Sensation Seeking; BAS = Behavioral Activation System (Reward Responsiveness and Drive).