Table 3.

Correlation analysis of hormonal levels and behavioral measures derived from BPI-01 questionnaire

	Frequency of SIB	Severity of SIB	Frequency of stereotyped behavior	Severity of stereotyped behavior	Frequency of aggressive behavior	Severity of aggressive behavior
T ng/mL
p value	0.911	0.778	0.005*	0.076	0.998	0.935
r	-0.012	-0.031	0.295*	0.191	0.000	-0.009
E pg/mL
p value	0.825	0.882	0.017	0.922	0.965	0.508
r	0.026	-0.018	0.278	0.012	-0.005	-0.079
DHEA-S μg/mL
p value	0.719	0.327	0.692	0.945	0.256	0.269
r	0.039	0.108	-0.044	-0.007	-0.126	-0.121
SHBG nmol/L
p value	0.272	0.314	0.086	0.105	0.194	0.112
r	0.133	0.122	0.207	0.196	0.157	0.192
DHEA ng/mL
p value	0.991	0.535	0.758	0.941	0.251	0.215
r	-0.001	0.0717	-0.036	-0.008	-0.132	-0.143

^*p<0.01.

T, testosterone; E, estradiol; DHEA, dehydroepiandrosterone; DHEA-S, dehydroepiandrosterone sulfate; SHBG, sex hormone binding globulin; SIB, self injurious behavior; r, Pearson correlation coefficient; BPI-01, behavior problems inventory