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. Author manuscript; available in PMC: 2011 Jun 27.
Published in final edited form as: Learn Disabil. 2008 Mar;6(1):71–84.

Table 3.

Summary of Hierarchical Regression Analysis for Testing the Contribution of Spanish Skills and Income in Preschool to English Word Reading in First Grade (N=244)

Variable B SE B β
Step 1
Income Level .02 .67 .001
English Vocabulary .20 .07 .23**
English Memory for Sentences .30 .08 28***
Spanish Vocabulary .22 .05 26***
Step 2
Income Level .25 .66 .02
English Vocabulary .24 .07 28***
English Memory for Sentences .25 .08 .24**
Spanish Vocabulary .20 .05 23***
Step 3
Income Level −.30 .65 −.03
English Vocabulary .19 .06 22**
English Memory for Sentences .28 .08 27***
Spanish Vocabulary .11 .06 .12*
Spanish Word Reading .49 .12 .27
*

p < .05

**

p < .01

***

p < .001.

Note. R2 = .19 for Step 1, .25 for Step 2, and .31 for Step 3; ΔR2 = .06 for Step 2 (ps < .001), and ΔR2 = .06 for Step 3 (ps < .001).