Table 1. Dataset inclusion and sample overview.

		Cortical Thickness			Functional Networks
Study	Benchmark Task	N	Age (m, s.d.)	F, M (%)	N	Age (m, s.d.)	F, M (%)
HCP	Regression – predicting cognition	529	28.8, 3.6	53.4, 46.6	499	28.9, 3.6	54.3, 45.6
COBRE	Classification & Group Difference	124	37.0, 12.7	24.2, 75.8	121	35.4, 12.4	23.1, 76.9
UMich	Classification & Group Difference	89	32.6, 9.6	50.6, 49.3	87	33.0, 10.1	50.6, 49.3