Table 3a.
Multiple regression analysis using three blocks to address the specificity of sight word reading to choline/creatine concentration, controlling for age and general cognitive ability, and phonological decoding.
| Model | Change Statistics |
||||||||
|---|---|---|---|---|---|---|---|---|---|
| R | R2 | Adjusted R2 | SE of the Estimate | R2 Change | F Change | df1 | df2 | Sig. F Change | |
| 1 | .522a | .273 | .221 | .851 | .273 | 5.245 | 2 | 28 | .012 |
| 2 | .925b | .856 | .840 | .385 | .584 | 109.609 | 1 | 27 | .000 |
| 3 | .931c | .866 | .845 | .379 | .010 | 1.906 | 1 | 26 | .179 |
Predictors: (Constant), age, cognitive ability
Predictors: (Constant), age, cognitive ability, phonological decoding composite
Predictors: (Constant), age, cognitive ability, phonological decoding composite, normalized choline