Table 3:

Correlation coefficients (r values) and correlation statistics (P values) between gestational age at birth and DTI parameters in white matter ROIs for the term infants and children

	FA Correlation		MD Correlation		AD Correlation		RD Correlation
	r Value	P Value	r Value	P Value	r Value	P Value	r Value	P Value
Infants
GN	0.28	.07	−0.24	.13	−0.06	.72	−0.29	.06
SP	−0.02	.90	0.06	.73	−0.05	.78	0.06	.69
BCC	−0.06	.70	−0.15	.34	−0.25	.10	−0.08	.60
PLIC	0.29	.06	−0.67	<.001^{^a}	−0.54	<.001^{^a}	−0.59	<.001^{^a}
ALIC	0.18	.25	−0.72	<.001^{^a}	−0.59	<.001^{^a}	−0.61	<.001^{^a}
EC	0.45	.003^{^a}	−0.71	<.001^{^a}	−0.65	<.001^{^a}	−0.69	<.001^{^a}
CG	0.32	.04^{^a}	−0.63	<.001^{^a}	−0.51	<.001^{^a}	−0.62	<.001^{^a}
SCR	0.48	.001^{^a}	−0.63	<.001^{^a}	−0.54	<.001^{^a}	−0.63	<.001^{^a}
SLF	0.59	<.001^{^a}	−0.65	<.001^{^a}	−0.63	<.001^{^a}	−0.66	<.001^{^a}
AWM	0.60	<.001^{^a}	−0.69	<.001^{^a}	−0.66	<.001^{^a}	−0.67	<.001^{^a}
PWM	0.23	.13	−0.59	<.001^{^a}	−0.61	<.001^{^a}	−0.52	<.001^{^a}
OR	0.28	.07	−0.52	<.011^{^a}	−0.49	.001^{^a}	−0.47	.001^{^a}
IFO	0.66	<.001^{^a}	−0.72	<.001^{^a}	−0.70	<.001^{^a}	−0.70	<.001^{^a}
ILF	0.24	.13	−0.71	<.001^{^a}	−0.69	<.001^{^a}	−0.68	<.001^{^a}
Children
GN	−0.25	.05	0.16	.21	−0.15	.25	0.22	.08
SP	−0.05	.68	0.04	.78	−0.03	.79	0.04	.78
BCC	−0.13	.33	0.03	.81	0.00	.99	0.06	.63
PLIC	−0.03	.81	−0.02	.88	−0.04	.73	0.01	.93
ALIC	0.08	.54	−0.05	.68	0.09	.51	−0.10	.46
EC	−0.05	.69	−0.00	.95	−0.07	.61	0.01	.93
CG	−0.08	.53	−0.19	.14	−0.02	.10	−0.16	.21
SCR	−0.17	.18	−0.02	.91	−0.24	.06	0.04	.77
SLF	0.01	.95	−0.01	.94	−0.02	.84	−0.02	.89
AWM	−0.01	.91	−0.10	.44	−0.06	.64	−0.09	.49
PWM	−0.19	.14	−0.00	.97	−0.18	.17	0.08	.52
OR	−0.04	.76	−0.05	.72	−0.00	.99	−0.04	.77
IFO	−0.21	.10	−0.04	.77	−0.22	.09	0.05	.71
ILF	−0.21	.10	0.00	.98	−0.24	.06	0.10	.43

Note:—ALIC indicates anterior limb of internal capsule; AWM, anterior white matter; BCC, body of corpus callosum; CG, cingulum; EC, external capsule; GN, genu of corpus callosum; IFO, inferior frontal occipital fasciculus; ILF, inferior longitudinal fasciculus; OR, optic radiation; PLIC, posterior limb of internal capsule; PWM, posterior white matter; SCR, superior corona radiata; SLF, superior longitudinal fasciculus; SP, splenium of corpus callosum.
↵a Indicates P values for significant correlations.