Table 5.
Predictive validity: fixed effects model coefficients for growth in HTKS and other EF measures predicting growth in achievement across four waves (N = 205–207).
| Predictor | Mathematicsd | Early literacye | Vocabularyf | ||||||
|---|---|---|---|---|---|---|---|---|---|
| B | SE | β | B | SE | β | B | SE | β | |
| HTKSa | 0.13 | 0.04 | 0.10** | 0.00 | 0.09 | 0.00 | −0.00 | 0.02 | −0.00 |
| DCCSb | 0.36 | 0.11 | 0.09** | −0.11 | 0.22 | −0.02 | 0.09 | 0.06 | 0.04 |
| Day-Night Stroop | 0.26 | 0.09 | 0.08** | −0.04 | 0.14 | −0.01 | 0.10 | 0.05 | 0.06* |
| Working memoryc | −0.04 | 0.04 | −0.03 | 0.06 | 0.08 | 0.03 | −0.00 | 0.01 | −0.01 |
| Simon Says | −0.28 | 0.36 | −0.02 | −0.24 | 0.61 | −0.01 | −0.06 | 0.20 | −0.01 |
a
The Head-Toes-Knees-Shoulders task.
b
The Dimensional Change Card Sort task.
c
The Woodcock-Johnson Auditory Working Memory subtest.
d
The Woodcock-Johnson Applied Problems Subtest.
e
The Woodcock-Johnson Letter-Word Identification subtest.
f
The Woodcock-Johnson Picture Vocabulary Subtest.
*
p < 0.05;
**
p < 0.01.