Table 3.

Results of multiple regression with covariates entered simultaneously for positive and disorganization symptoms.

Reduction ratio	Positive symptoms		Disorganization
Baseline GMV components	β	t/p	β	t/p
Component 4 (ACC)	0.261	1.57 (0.12)	0.084	0.52 (0.61)
Component 6 (STG)	−0.076	−0.56 (0.58)	−0.154	−1.16 (0.25)
Component 13 (Insula)	−0.366	−2.90 (0.005)	−0.278	−2.26 (0.03)
Component 15 (MTG/STG)	0.264	1.89 (0.06)	0.263	1.93 (0.06)
Component 25 (Precuneus)	0.022	0.17 (0.87)	0.12	0.95 (0.35)
Component 30 (MTG)	0.098	0.74 (0.47)	0.114	0.88 (0.39)

β: Standardized regression coefficient; ACC, anterior cingulate cortex; STG, superior temporal gyrus; MTG, middle temporal gyrus; GMV, gray matter volume.