Table 3.

Stepwise multiple regression analysis of the relationship between the Brief Psychiatric Rating Scale scores and independent variables.

Independent variables	Adjusted R2	B	SE	β	P
Cortisol	0.32	0.80	0.26	0.31	< 0.01
IGF-1	0.24	− 0.09	0.02	− 0.44	< 0.01

IGF-1 insulin-like growth factor 1, B non-standardized regression coefficient B, SE standard error, β standardized regression coefficient beta.