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Table 3 Hierarchical regression analysis summary for 3 dependent variables—phonemic score/trial set 2, words passed/trial set 2, and words passed/week all subsequent weeks

From: Predicting progress in word learning for children with autism and minimal verbal skills

 

R2

Δ R2

ΔF

DF

β

SE

β

Prob

β

Part

DV—phonemic score/trial set 2

Model 1

.48

.48

19.28***

(1,21)

    

  Week 4 words passed/trial

    

.69

.49

.001

.69

Model 2

.67

.19

11.81**

(1,20)

    

  Week 4 words passed/trial

    

−.12

.83

.668

−.06

  Week 4 phonemic/trial

    

.92

.83

.003

.44

DV—words passed/trial set 2

Model 1

.53

.53

23.99***

(1,21)

    

  Week 4 words passed/trial

    

.73

.06

.001

.73

Model 2

.61

.08

3.90^

(1,20)

    

  Week 4 words passed/trial

    

.22

.11

.454

.11

  Week 4 phonemic/trial

    

.58

.11

.062

.28

DV—words passed/week all subsequent weeks

Model 1

.60

.60

31.88***

(1,21)

    

  Week 4 words passed/trial

    

.78

.37

.001

.78

Model 2

.83

.23

27.20***

(1,20)

    

  Week 4 words passed/trial

    

−.10

.51

.599

−.05

  Week 4 phonemic/trial

    

1.00

.51

.001

.48

  1. *** = < .001, ** = < .01, * = < .05, ^ = < .10