Table 2. Factor structures and sex differences in outcome variables.

	Factor 1 ‘reactivity’	Factor 2 ‘masculinity’
BSRI femininity	-.40
BSRI masculinity		.72
AQ (anger)	.83
AQ (hostility)	.72
AQ (physical)	.78	.33
AQ (verbal)	.71	.44
FSS: total	.31	-.32
BIS: attention	.58	-.56
BIS: motor	.62
BIS: planning	.44	-.56
Eigenvalue	3.48	1.70
Variance explained	34.8%	17.0%
Female mean (SD)	-0.02 (0.99)	-0.08 (0.94)
Male mean (SD)	0.04 (1.01)	0.28 (1.07)