Table 1.

Brain regions showing significantly increased activation to masked happy faces as compared with masked neutral faces

Brain region	Hemisphere	Peak coordinates	Size	Z-score
Inferior frontal gyrus, BA47	L	−18   29 −14	17	3.82
Middle frontal gyrus, BA46	L	−45   41   4	31	4.05
Middle frontal gyrus, BA9	R	51   20   31	116	4.14
to middle frontal gyrus, BA46	R	48   23   19		3.67
Middle frontal gyrus, BA6	L	−30   14   52	10	3.56
Superior temporal gyrus, BA22	L	−51 −19 −8	30	4.13
Superior temporal gyrus, BA22	R	54 −46   7	129	3.87
to superior temporal gyrus, BA13	R	48 −49   13		3.84
Temporal lobe, subgyral, BA37	R	48 −43 −14	21	3.85
Inferior parietal lobule, BA40	L	−51 −52   46	16	3.67
Superior parietal lobule, BA7	L	−30 −64   52	17	3.37
Lingual gyrus, BA18	R	33 −70 −14	41	3.96
Middle occipital gyrus, BA19	R	24 −97   13	17	4.16
Occipital lobe, cuneus, BA19	R	27 −85   34	59	3.73
Insula, BA 13	L	−42   17   10	54	4.33
Putamen	R	24   23 −11	25	4.03
Caudate nucleus, caudate body	L	−9   8   7	38	3.86
to thalamus	L	−9 −7   10		3.48
Caudate nucleus, caudate body	R	12   5   7	28	3.68
Cerebellum, pyramis	L	−6 −73 −35	20	4.01
Cerebellum, pyramis	R	12 −73 −38	28	4.36

Hemisphere, peak voxel coordinates in MNI space, cluster extent and the associated

Z-values are shown. The activations are significant at P < .001 (uncorrected), 10 voxel cluster threshold.