Table 2.

Cerebral asymmetry

Left, mean (SD) Right, mean (SD) Difference, L > R (%) p value a
Total hemisphere (mm3)237,395 (26,573)227,623 (25,826)4.29<0.0001
Hem GM (mm3)106,833 (14,213)102,067 (13,689)4.67<0.0001
Hem umWM (mm3)80,225 (9092)79,240 (8988)1.240.0065
Subcort GM (mm3)12,180 (1919)11,401 (1860)6.83<0.0001
Lat ventricle (mm3)1655 (2134)1200 (1011)37.910.0054
  • Hem, Hemispheric; Subcort, subcortical; GM, gray matter; umWM, unmyelinated white matter; Lat, lateral; L, left; R, right.

  • aPaired t test.