Table 1.
Sample Characteristics.
| Domain | Scale/Index | n | mean | SD | min | max |
|---|---|---|---|---|---|---|
| Demographic | Age (months) | — | 115.20 | 14.13 | 95.00 | 145.00 |
| School grade | — | 4 | — | 2 | 6 | |
| Sex (M/F) | 40/39 | — | — | — | — | |
| Handedness (L/R) | 9/70 | — | — | — | — | |
| Numerical Cognition | Math Anxiety Scale | 79 | 43.52 | 19.35 | 25 | 101 |
| Woodcock-Johnson III Achievement | 79 | 128.15 | 29.64 | 65 | 208 | |
| Number line task | 73 | 7.51 | 2.18 | 2.00 | 10.50 | |
| Executive Function (BRIEF) | Initiate | 71 | 12.92 | 2.99 | 8 | 22 |
| Working Memory* | 71 | 17.49 | 4.62 | 10 | 27 | |
| Plan | 71 | 19.87 | 5.43 | 12 | 33 | |
| Organization | 71 | 10.75 | 3.28 | 6 | 18 | |
| Monitor | 71 | 13.63 | 3.20 | 8 | 22 | |
| Inhibit* | 71 | 15.34 | 3.53 | 10 | 27 | |
| Shift* | 71 | 12.69 | 3.05 | 8 | 21 | |
| Emotional Control | 71 | 16.49 | 4.21 | 10 | 28 | |
| Behavioral Regulation Index | 71 | 43.96 | 9.41 | 18 | 69 | |
| Metacognition Index | 71 | 74.69 | 16.70 | 48 | 118 | |
| Global Executive Composite | 71 | 119.21 | 24.32 | 79 | 184 |
Note. * indicates BRIEF indices of primary interest due to prior published associations with Math Anxiety.