Table 5.
Test–Retest Correlations for Adults
| Subtest (n = 30) | Test Score (SD) | Retest Score (SD) | Mean Difference (SD) | Difference in SD Units | r12 |
|---|---|---|---|---|---|
| Working Memory | 16.6 (3.5) | 20.1 (3.1) | 3.6 (2.5) | 0.22 | 0.73 |
| Visual Processing | 28.7 (5.1) | 29.7 (5.1) | 1.0 (2.2) | 0.31 | 0.91 |
| Auditory Processing | 74.6 (16.7) | 77.1 (16.3) | 2.4 (2.3) | 0.19 | 0.99 |
| Logic & Reasoning | 12.6 (2.3) | 12.8 (2.7) | 0.27 (1.65) | 0.42 | 0.82 |
| Processing Speed | 32.4 (3.6) | 33.8 (4.1) | 1.4 (2.7) | 0.25 | 0.75 |
| Word Attack | 18.8 (3.9) | 19.2 (3.8) | 0.42 (1.1) | 0.29 | 0.96 |
Abbreviations: r, Pearson correlation coefficient; SD, standard deviation.