Table 6.
Factor Loadings for the Genetic Exploratory Factor Analysis With Oblimin Rotation
| Test | Vocabulary | Print-speech Pairing | Verbal Short-term Memory |
|---|---|---|---|
| WRAML Story Memory | .60 | .13 | .49 |
| WRAML Sound-symbol | .51 | .57 | |
| Nonword repetition | .14 | .99 | |
| WPPSI Sentence memory | .19 | .74 | |
| Hundred Pictures | .84 | .10 | .12 |
| WPPSI Vocabulary | .69 | .14 | .44 |
| Boston Naming | .99 | .22 | |
| Letter knowledge | .34 | .80 | .30 |
| Orthographic learning | .93 | ||
| TOWRE SWE | .10 | .90 | .13 |
| TOWRE PDE | .95 |
Note. Loadings < .10 are omitted; WRAML = Wide Range Assessment of Memory and Learning; TOWRE SWE= Test of Word Reading Efficiency, Sight Word Efficiency; TOWRE PDE= Test of Word Reading Efficiency, Phonemic Decoding Efficiency; WPPSI = Wechsler Preschool and Primary Scale of Intelligence