Table 6.

Comparison of estimates and effect sizes (d) of pathway fractional anisotropy for total and longitudinal groups by time of scan

			Total samplea		Longitudinal samplea		Difference in samples from 3 to 24 monthsb		Standardized difference in effect size between injury groupsc
Pathway		Group	Estimate	d	Estimate	d	Estimate	d	Mean
Superior longitudinal
Left		OI	0.016	0.586	0.017	0.529	−0.001	0.057	0.07
		TBI	0.019	0.673	0.019	0.591	0	0.082
Right		OI	0.015	0.602	0.016	0.56	−0.001	0.042	0.055
		TBI	0.018	0.716	0.018	0.648	0	0.068
Inferior longitudinal
Left		OI	0.01	0.335	0.011	0.352	−0.001	0.017	0.033
		TBI	0.016	0.523	0.015	0.474	0.001	0.049
Right		OI	0.012	0.451	0.012	0.473	0	0.022	0.021
		TBI	0.017	0.671	0.017	0.69	0	0.019
Inferior frontal occipital
Left		OI	0.012	0.364	0.013	0.392	−0.001	0.027	0.02
		TBI	0.014	0.432	0.014	0.419	0	0.013
Right		OI	0.011	0.379	0.011	0.424	0	0.044	0.059
		TBI	0.016	0.553	0.017	0.627	0	0.074
Uncinate
Left		OI	0.015	0.463	0.015	0.498	0	0.035	0.033
		TBI	0.013	0.413	0.014	0.445	0	0.031
Right		OI	0.019	0.583	0.02	0.612	−0.001	0.03	0.036
		TBI	0.016	0.511	0.018	0.553	−0.001	0.042
Cingulum
Left		OI	0.022	0.532	0.023	0.537	−0.001	0.005	0.003
		TBI	0.021	0.502	0.022	0.504	−0.001	0.002
Right		OI	0.026	0.595	0.026	0.551	0.001	0.045	0.026
		TBI	0.026	0.583	0.027	0.575	−0.001	0.007
Cingulum hippocampal
Left		OI	0.012	0.408	0.013	0.395	−0.001	0.013	0.077
		TBI	0.013	0.428	0.01	0.286	0.003	0.142
Right		OI	0.01	0.354	0.01	0.316	0	0.038	0.057
		TBI	0.014	0.492	0.013	0.416	0.001	0.076
		TBI	0.016	0.511	0.018	0.553	−0.001	0.042
Corticospinal
Left		OI	0.01	0.343	0.012	0.393	−0.002	0.05	0.032
		TBI	0.015	0.539	0.016	0.553	−0.001	0.014
Right		OI	0.011	0.453	0.012	0.425	−0.001	0.027	0.035
		TBI	0.013	0.514	0.013	0.471	−0.001	0.042