Table 1.

Differences in whole brain complexity (FD) between sexes for all data sets: the Indian sample (Mysore Parthenon Cohort, MPC), Scottish (Aberdeen Children of the 1950s, ACONF) and UK Biobank.

Cohorts (age years)	Complexity: males, mean ± sd	Complexity: females, mean ± sd	Complexity: males (min; max)	Complexity: females (min; max)	t	p
MPC (20–22)	2.6041 ± .0112	2.5910 ± .0120	2.5794; 2.6331	2.5632; 2.6132	t(164) = − 7.256	< .001
ACONF (60–66)	2.6344 ± .0104	2.6226 ± .0104	2.6051; 2.6563	2.5960; 2.6523	t(236) = − 8.75	< .001
UKBiobank (60–66)	2.6382 ± .0098	2.6292 ± .0093	2.6047; 2.6696	2.5961; 2.6695	t(1967) = − 19.11	< .001
UKBiobank (45–79)	2.6381 ± .0102	2.6300 ± .0097	2.5976; 2.6728	2.5871; 2.6695	t(6657) = − 33	< .001