Table 2.
Pearson correlations between balance, spatial scaling, mental transformation (CMTT), proportional reasoning, inhibition, visuo-spatial and verbal WM, as well as the control variables of socio-economic status (SES), verbal IQ, and sex.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | |
|---|---|---|---|---|---|---|---|---|---|---|
| (1) Balance | - | 0.30∗∗ | 0.29∗∗ | -0.26∗∗ | -0.08 | 0.25∗∗ | -0.04 | 0.09 | 0.08 | 0.33∗∗∗ |
| (2) Spatial Scaling | 0.33∗∗∗ | - | 0.38∗∗∗ | -0.18∗ | -0.08 | 0.38∗∗∗ | 0.10 | 0.17t | -0.02 | -0.03 |
| (3) CMTT | 0.28∗∗ | 0.40∗∗∗ | - | -0.32∗∗∗ | -0.08 | 0.33∗∗∗ | 0.16 | 0.09 | 0.28∗∗ | 0.08 |
| (4) Proportional Reasoning1 | -0.25∗∗ | -0.20∗ | -0.25∗∗ | - | 0.02 | -0.20∗ | -0.04 | -0.16 | -0.34∗∗∗ | -0.11 |
| (5) Inhibition1 | -0.06 | -0.08 | -0.08 | 0.02 | - | -0.07 | -0.08 | -0.14 | -0.01 | -0.06 |
| (6) Visuo-spatial WM | 0.26∗∗ | 0.38∗∗∗ | 0.32∗∗∗ | -0.18t | -0.07 | - | 0.17 | 0.08 | 0.08 | 0.03 |
| (7) Verbal WM | -0.02 | 0.10 | 0.12 | 0.01 | -0.09 | 0.16 | - | 0.04 | 0.17t | -0.09 |
| (8) SES | 0.10 | 0.18t | 0.05 | -0.12 | -0.15 | 0.06 | 0.00 | - | 0.18t | -0.05 |
| (9) Verbal IQ | - | - | 0.15 | |||||||
| (10) Sex | - |
Above diagonal: zero-order correlations; below diagonal: partial correlations, controlled for sex and verbal IQ. Missing values were excluded pairwise.
1Variables with inverse scoring (deviation or interference measures).
∗∗∗p < 0.001, ∗∗p < 0.01, ∗ p < 0.05, tp < 0.06.