Robin van Rijthoven

90 Chapter 4 Table 4.2 Pearson Correlations between the Outcome Measures (i.e., Word Spelling, Phonological errors, Morphological errors, Orthographic errors) and Predictor Measures (i.e., Phonological awareness, Rapid automatized naming, Verbal working memory, and Semantic abilities). Below the Diagonal: Children with Dyslexia (n = 52); Above the Diagonal: Typically Developing Children (n = 105). 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 1. Word spelling raw scores pretest - -.585** -.747** -.617** .610** -.418** .426** .563** - - - - 2. Percentages phonological errors -.768** - .392** .370** -.491** .360** -.146 -.343** - - - - 3. Percentages morphological errors -.907** .839** - .564** -.519** .241* -.227* -.451** - - - - 4. Percentages orthographic errors -.810** .992** .857** - -.337** .323** -.242* -.283** - - - - 5. Phonological awareness .305* -.245 -.293* -.263 - -.255** .317** .528** - - - - 6. Rapid automatized naming -.378** .239 .390 .256 -.212 - -.231* -.318** - - - - 7. Verbal working memory .294* -.230 -.247 -.235 .088 .040 - .410** - - - - 8. Semantic abilities .652** -.456** -.665** -.491** .345* -.359** .085 - - - - - 9. Change per session phonological errors .720** -.893** -.808** -.878** .315* -.250 .275 .526** - - - - 10. Change per session morphological errors .627** -.598** -.776** -.580** .093 -.185 .201 .421** .731** - - - 11. Change per session orthographic errors .740** -.879** -.812** -.875** .325* -.290 .248 .537** .990** .713** - - 12. Change per session spelling percentiles -.291* -.211 -.287 -.243 .305* -.305* .027 .363** .292* .236 .303* - *p< .05. **p< .01 ***p< .001

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