Table 3. Results of regression analyses.

	Anterior cingulate cortex						Posterior cingulate cortex						Isthmus cingulate
	Left			Right			Left			Right			Left			Right
	b	s.e.	P	b	s.e.	P	b	s.e.	P	b	s.e.	P	b	s.e.	P	b	s.e.	P
Mood	0.000010	0.000061	0.864	−0.000095	0.000075	0.211	−0.000097	0.000041	0.023	-0.000050	0.000042	0.250	−0.000038	0.000036	0.301	−0.000070	0.000034	0.048
Somatic	0.000067	0.000044	0.138	0.000057	0.000054	0.306	0.000082	0.000030	0.009	0.000045	0.000031	0.157	0.000019	0.000027	0.483	0.000040	0.000025	0.117
Positive affect	0.000036	0.000026	0.163	0.000059	0.000031	0.070	0.000008	0.000017	0.657	0.000030	0.000018	0.100	0.000005	0.000015	0.725	0.000018	0.000014	0.214

Mood denotes Center for Epidemiologic Studies Depression Scale (CES-D) depressed mood subscale; somatic denotes CES-D somatic symptoms subscale; positive affect denotes CES-D lack of positive affect subscale.