Table 2.

Cortical thickness results (P_FDR ⩽ 0.05).

	Area	NVtxs	−log10 P	MNI	Annotation
(a) F test	56,262	110,469	24.7	−23, −17, −27	L entorhinal
	1146	2330	5.1	−7, 24, −12	L medial orbitofrontal
	54,877	108,443	15.9	22, −12, −28	R entorhinal
	1729	4065	3.8	29, −21, 66	R medial orbitofrontal
	292	630	2.7	6, 16, −8	R rostral anterior cingulate
(b) Con vs AD	56,067	110,172	22.9	−23, −17, −27	L entorhinal
	1039	2089	5.8	−8, 26, −13	L medial orbitofrontal
	54,698	108,056	16.4	25, −12, −29	R entorhinal
	285	616	3.0	6, 12, −9	R medial orbitofrontal
	560	1350	2.4	13, −18, 68	R precentral
(c) Con vs DLB	48,173	95,704	9.3	−58, −60, 5	L middle temporal
	1146	2330	4.6	−8, 25, −13	L medial orbitofrontal
	51,366	101,023	8.8	54, −52, 32	R inferior parietal
	1729	4065	4.5	20, −20, 70	R precentral
	200	423	2.4	7, 24, −16	R medial orbitofrontal
(d) Con vs PDD DLB vs PDD			No suprathreshold clusters
(e) DLB vs AD	1462	3454	10.5	−23, −16, −27	L entorhinal
	328	776	16.4	24, −13, −28	R entorhinal
(f) PDD vs AD	19,844	39,429	11.2	−23, −18, −25	L entorhinal
	7364	13,008	3.6	−39, 49, 4	L rostral middle frontal
	113	353	2.3	−29, 26, 9	L pars triangularis
	170	266	2.1	−7, 35, −18	L medial orbitofrontal
	86	266	2.1	−33, −22, 18	L insula
	3164	5988	5.3	24, −12, −29	R entorhinal
	867	1928	4.4	46, −57, 45	R inferior parietal
	279	446	3.3	41, 40, 2	R rostral middle frontal
	137	165	2.8	43, −75, −6	R lateral occipital

AD: Alzheimer’s disease; DLB: Dementia with Lewy bodies; PDD: Parkinson disease dementia.

Table depicts cluster data, i.e. maximum vertex significance (−log₁₀ P units), surface area (Area, mm²), number of vertices (NVtxs), MNI coordinates (x, y, z; mm) of peak vertex and its annotation. −log₁₀ P = 1.3, 2.0, 3.0 → P = 0.05, 0.01, 0.001, respectively.