Table 2.

Comparisons of choice type and commodity type in the a priori regions of interest. Significant effects are in boldface.

Region of Interest	Talairach Coordinates			Impulsive vs. Restrained Choices		Money vs. Cigarettes
	X	Y	Z	t (12)	p	t (12)	p
Medial Prefrontal Cortex (L)	−2	40	18	−2.37	0.04	−0.05	0.96
Ventral Striatum (R)	14	10	0	−1.53	0.15	3.43	<.01
Posterior Cingulate Cortex (L)	−8	−36	36	.15	0.88	0.77	0.45
Anterior Insular Cortex (R)	36	18	−2	−2.25	0.04	−0.07	0.95
Anterior Insular Cortex (L)	−30	18	−6	−1.69	0.12	0.58	0.57
Temporoparietal Cortex (L)	−48	−66	14	−.69	0.50	2.66	0.02
Posterior Parietal Cortex (L)	−28	−60	44	.20	0.84	−3.53	<.01
Posterior Parietal Cortex (R)	26	−60	46	.78	0.45	−3.04	.01
Inferior Prefrontal Cortex (R)	48	34	10	−.12	0.90	3.27	<.01
Inferior Prefrontal Cortex (L)	−42	4	30	−1.27	0.23	−3.89	<.01