Table 5.
Variable | β | SE | Δ R2 | P- value |
|||
---|---|---|---|---|---|---|---|
CLDRC | ILTS | CLDRC | ILTS | CLDRC | ILTS | ||
PA | .513 | .540 | .026 | .029 | .547 | .292 | <.001 |
L | .266 | - | .025 | - | .079 | - | <.001 |
PS/NSa | .236 | .280 | .024 | .031 | .038 | .078 | <.001 |
PAxL | .073 | - | .018 | - | .007 | - | <.001 |
PAxPS/NS | - | .074 | - | .026 | - | .005 | <.010 |
Note. For CLDRC: Multiple R = .819, Adjusted R2 = .670; For ILTS: Multiple R = .722, Adjusted R2 = .569; CLDRC = Colorado Learning Disabilities Research Center; ITLS = International longitudinal Twin Study; PA = phoneme awareness; L = language skill; PS/NS = composite of processing speed and naming speed.
Composite of PS & NS for CLDRC; composite of NS for ILTS