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Table 2. 

Areas of Significant Clusters of Preview-related Activity, Averaged across Quadrants, for Behavioral Previewers Compared to Non-previewers (Extent Threshold = 50, p = .05)

Contrast
Structure
Location x, y, z (mm)
Z Score
Volume (Voxels)
Preview (search and only)–full (search and dummy) L Lateral occipital cortex/precuneus −24, −64, 32 2.56 239 
L Lateral occipital cortex −42, −74, 16 2.84 115 
L Precuneus −12, −54, 56 2.14 75 
L Precentral gyrus −24, −6, 46 67 
L Supramarginal gyrus −54, −24, 26 2.33 67 
L Superior frontal gyrus 0, 32, 52 2.22 59 
Preview only–dummy L Lateral occipital cortex/precuneus −22, −64, 32 3.07 414 
R Precentral gyrus 48, 4, 26 2.25 194 
R Lateral occipital cortex/SPL 36, −62, 52 2.73 80 
L Lateral occipital cortex −42, −74, 16 2.41 71 
L Cingulate gyrus −6, −28, 34 2.44 50 
R Cingulate gyrus 10, −42, 38 2.14 50 
Preview search–full search L Lateral occipital cortex/SPL −28, −62, 60 2.64 189 
L Postcentral gyrus −52, −26, 50 2.38 100 
L Lateral occipital cortex −40, −74, 16 2.54 92 
L Precentral gyrus −24, −6, 48 3.44 91 
R Middle temporal gyrus 46, −46, 12 2.7 69 
Contrast
Structure
Location x, y, z (mm)
Z Score
Volume (Voxels)
Preview (search and only)–full (search and dummy) L Lateral occipital cortex/precuneus −24, −64, 32 2.56 239 
L Lateral occipital cortex −42, −74, 16 2.84 115 
L Precuneus −12, −54, 56 2.14 75 
L Precentral gyrus −24, −6, 46 67 
L Supramarginal gyrus −54, −24, 26 2.33 67 
L Superior frontal gyrus 0, 32, 52 2.22 59 
Preview only–dummy L Lateral occipital cortex/precuneus −22, −64, 32 3.07 414 
R Precentral gyrus 48, 4, 26 2.25 194 
R Lateral occipital cortex/SPL 36, −62, 52 2.73 80 
L Lateral occipital cortex −42, −74, 16 2.41 71 
L Cingulate gyrus −6, −28, 34 2.44 50 
R Cingulate gyrus 10, −42, 38 2.14 50 
Preview search–full search L Lateral occipital cortex/SPL −28, −62, 60 2.64 189 
L Postcentral gyrus −52, −26, 50 2.38 100 
L Lateral occipital cortex −40, −74, 16 2.54 92 
L Precentral gyrus −24, −6, 48 3.44 91 
R Middle temporal gyrus 46, −46, 12 2.7 69 
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