Table 3.

The Kruskal–Wallis test on cortical thickness, GI, and sulcus depth across healthy controls (HC), early mild cognitive impairment (EMCI), late MCI (LMCI), and AD groups.

	Region index
Cortical thickness	1, 9, 10, 11, 13, 14, 15, 16, 17, 18, 22, 26, 27, 28, 33, 34, 43, 44, 48, 51, 52, 57, 58, 59, 60, 63, 64, 67
Gyrification	22, 23, 67
Sulcus depth	2, 5, 6, 8, 12, 13, 14, 16, 18, 19, 20, 24, 26, 30, 33, 41, 45, 46, 55, 56, 58, 59, 65, 66, 67, 68

The regions associated with p < 0.001 (uncorrected) were provided.