Table 3.

Peak coordinates and cluster details of WMV differences

Hemisphere	Talairach coordinates (X, Y, Z)	Cluster size	Z score	Cluster p value	Peak anatomical location
Age-matched comparison
Controls > dyslexics
Left	−4, −24, 52	784	4.53	4.78 × 10−6	Paracentral lobule
Left	−39, 43, 13	1051	4.05	9.94 × 10−8	Middle frontal gyrus
Left	−30, −13, 45	918	3.49	6.53 × 10−7	Middle frontal gyrus
Left	−20, 44, 32	356	3.54	0.007	Superior frontal gyrus
Right	48, 26, 24	1063	4.47	8.42 × 10−8	Middle frontal gyrus
Righta	42, −8, 36	3465	4.30	3.54 × 10−19	Precentral gyrus
Right	40, −42, −5	878	3.52	1.17 × 10−6	Subgyral temporal lobe
Right	10, −3, 17	1021	3.38	1.51 × 10−7	Anterior to thalamus
Dyslexics > controls
No significant results
Reading level-matched comparison
Controls > dyslexics
No significant results
Dyslexics > controls
Right	27, −4, −9	386	3.80	0.004	Lateral to putamen

^aClusters that survive both FWE and nonstationary cluster corrections.