Table 5.

Correlations of longitudinal variables

Correlations	PF slope		PF intercept		CA slope		CA intercept
	N = 268		N = 268		N = 271		N = 271
	r	P	r	P	r	P	r	P
GM	-0.12	0.059	-0.08	0.193	-0.14	0.025	-0.02	0.751
WM	-0.03	0.650	-0.15	0.013	-0.27	<0.001	-0.003	0.955
CSF	0.11	0.072	-0.18	0.002	-0.18	0.003	-0.02	0.784
FA	0.02	0.758	-0.17	0.005	-0.17	0.005	-0.01	0.863
FC	0.16	0.010	-0.21	0.001	-0.12	0.040	-0.04	0.534
RF struct	0.01	0.822	-0.10	0.107	-0.11	0.063	0.03	0.656
RF all	0.04	0.500	-0.13	0.037	-0.13	0.036	0.07	0.274
Conc struct	-0.03	0.582	-0.14	0.022	-0.18	0.003	-0.03	0.594
Conc all	-0.04	0.566	-0.15	0.012	-0.20	0.001	-0.03	0.577

Note: Bold values are significant at false discovery rate corrected P = 0.05, PF = physical fitness, CA = cognitive ability.