highly significantp < 0.001
The frontal lobe's volumetric w-scores differed statistically highly significant between both dementia types for both the right and left frontal lobes (Welch's t-test, left frontal lobe: t = 8.94, df = 147.0, p < 0.001; right frontal lobe: t = 9.17, df = 150.1, p < 0.001).