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Table 5. 

Areas That Significantly Interact with the L Precuneus and the R Precuneus for the Dummy/Full Search–Preview-only/Preview Search Contrasts for Quadrants in Which Participants Behaviorally Previewed Compared to Quadrants in Which Participants Did Not Preview (Cluster Threshold Z = 1.7, p < .05)

Contrast
Structure
Location x, y, z (mm)
Z Score
Volume (Voxels)
Dummy–preview only Source region: R Precuneus    
L Postcentral gyrus extending to: −32, −36, 70 3.45 1466 
–R Precentral gyrus 24, −22, 62; 10, −30, 74; 22, −26, 74 
–R Postcentral gyrus 16, −30, 70 
Full search–preview search Source region: L Precuneus    
L Cuneal cortex extending to: −8, −88, 24 3.58 4712 
–L Intracalcarine cortex −16, −70, 4 
–L Lateral occipital cortex −22, −82, 36; −28, −72, 20 
–R Cuneal cortex 8, −84, 40; 18, −72, 24 
Source region: R Precuneus    
L Lateral occipital cortex extending to: −24, −82, 38 4.13 5628 
–L Intracalcarine cortex −16, −78, 2; −16, −70, 4 
–R Cuneal cortex 18, −70, 22 
–R Lateral occipital cortex 16, −84, 38 
Contrast
Structure
Location x, y, z (mm)
Z Score
Volume (Voxels)
Dummy–preview only Source region: R Precuneus    
L Postcentral gyrus extending to: −32, −36, 70 3.45 1466 
–R Precentral gyrus 24, −22, 62; 10, −30, 74; 22, −26, 74 
–R Postcentral gyrus 16, −30, 70 
Full search–preview search Source region: L Precuneus    
L Cuneal cortex extending to: −8, −88, 24 3.58 4712 
–L Intracalcarine cortex −16, −70, 4 
–L Lateral occipital cortex −22, −82, 36; −28, −72, 20 
–R Cuneal cortex 8, −84, 40; 18, −72, 24 
Source region: R Precuneus    
L Lateral occipital cortex extending to: −24, −82, 38 4.13 5628 
–L Intracalcarine cortex −16, −78, 2; −16, −70, 4 
–R Cuneal cortex 18, −70, 22 
–R Lateral occipital cortex 16, −84, 38 
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