Table 3.
Correlations between age, vMWM performance, regional volumes, volume asymmetries and asymmetries in rotations.
| AGE | vMWM performance |
Regional volume (adjusted for ICV) | Asymmetry of regional volume | Turning Asymmetry |
|||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Distance | Time | CDV | PTV | HCV | DLPFCV | OFC | CBV | VCV | CD | PT | HC | DLPFC | OFC | CB | VC | veer | turn | ||
| lgDistance | .47 | ||||||||||||||||||
| lgTime | .53 | .92 | |||||||||||||||||
| CDV | −.51 | −.26 | −.29 | ||||||||||||||||
| PTV | −.54 | −.34 | −.39 | .67 | |||||||||||||||
| HCV | −.28 | −.15 | −.19 | .36 | .42 | ||||||||||||||
| DLPFCV | −.57 | −.32 | −.35 | .48 | .46 | .35 | |||||||||||||
| OFCV | −.59 | −.34 | −.38 | .54 | .49 | .40 | .77 | ||||||||||||
| CBV | −.47 | −.26 | −.30 | .46 | .41 | .39 | .37 | .39 | |||||||||||
| VCV | −.18 | −.04 | −.05 | .28 | .27 | .22 | .22 | .28 | .28 | ||||||||||
| CD_Asym | −.07 | −.02 | .00 | −.01 | .01 | −.02 | .09 | .12 | −.05 | −.18 | |||||||||
| PT_Asym | −.15 | −.19 | −.15 | −.06 | −.01 | −.02 | .13 | .17 | .05 | .14 | −.05 | ||||||||
| HC_Asym | −.13 | −.12 | −.15 | .14 | .11 | .08 | .17 | .19 | .07 | −.08 | −.14 | .13 | |||||||
| DLPFC_Asym | .11 | −.02 | −.03 | −.04 | −.01 | −.02 | −.14 | −.13 | −.06 | .05 | −.01 | .02 | −.39 | ||||||
| OFC_Asym | −.01 | .01 | −.02 | −.01 | −.01 | −.15 | −.10 | −.05 | .01 | .06 | .14 | −.01 | −.21 | −.09 | |||||
| CB_Asym | .03 | −.06 | −.09 | −.03 | .10 | −.07 | −.04 | −.05 | .00 | −.08 | .01 | −.12 | .08 | .08 | −.01 | ||||
| VC_Asym | .14 | −.02 | −.00 | −.07 | −.15 | .01 | .04 | .10 | −.13 | −.05 | .04 | −.11 | .09 | −.05 | −.09 | .10 | |||
| Asym_veer | −.03 | −.02 | −.14 | −.06 | −.06 | −.01 | −.09 | −.01 | −.02 | .06 | .08 | .05 | .00 | .15 | .02 | .07 | .00 | ||
| Asym_turn | .19 | .26 | .25 | −.13 | −.06 | .02 | −.05 | .00 | −.05 | .01 | .00 | .10 | −.01 | −.02 | −.02 | .21 | .17 | .16 | |
| Asym_reversal | .19 | −.01 | .07 | −.09 | −.08 | −.14 | −.22 | −.25 | −.08 | .07 | −.20 | .15 | .07 | .04 | −.16 | .19 | .03 | .02 | .20 |
Note: CD_Asym, PT_Asym, HC_Asym, DLPFC_Asym, OFC_Asym, CB_Asym, VC_Asym: volumetric asymmetry indices of Cd, Pt, Hc, DLPFC, OFC, Cb, VC, respectively. Asym_veer, Asym_turn, Asym_reversal: asymmetry indices of small veering, regular turns and reversals, respectively. Asymmetry direction: R > L positive.