Table 1.

Correlations between Go/No-go performance, age, and functional and volumetric MRI measurements for all participants

FMRI and vMRI	1.	2.	3.	4.	5.	6.	7.	8.	9.
1. Lt. PGp fMRI	–	0.62**	0.45*	0.29	−0.01	−0.14	−0.17	−0.23	−0.25
2. Rt. PGp fMRI		–	0.39	0.39	−0.13	−0.18	−0.04	−0.07	−0.52**
3. Lt. C fMRI			–	0.69**	0.23	0.21	−0.02	−0.12	−0.38
4. Rt. C fMRI				–	0.04	0.08	−0.05	−0.05	−0.22
5. Lt. PGp vMRI					–	0.90**	0.55**	0.54**	0.14
6. Rt. PGp vMRI						–	0.62	0.65**	0.05
7. Lt. C vMRI							–	0.92**	0.21
8. Rt. C vMRI								–	0.21
9. BV vMRI									–
GNG PCTT	−0.55*	−0.29	0.02	0.20	0.25	0.33	0.36	0.30	0.16
GNG PCIT	−0.53*	−0.19	−0.20	−0.14	0.11	0.13	0.24	0.17	0.32
GNG RTT	0.61**	0.28	0.25	−0.03	−0.01	−0.08	−0.20	−0.31	0.04
Age	0.32	0.34	−0.25	−0.23	−0.54*	−0.67**	−0.76**	−0.74**	−0.20

Lt.=Left, Rt.=Right. PGp=Putamen and Globus Pallidus. C=Caudate. BV=brain volume in the axial plane through the anterior commissure–posterior commissure and perpendicular to the longitudinal fissure.

^*p=0.05,

^**p=0.01, N=22 for all correlations.