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Table 4 Hierarchical regression analysis summary for three dependent variables with Vineland covariate

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

.04

.04

.68

(1,17)

    

  Vineland total SS

    

.20

.69

.422

.20

Model 2

.40

.36

9.62**

(1,16)

    

  Vineland total SS

    

−.01

.59

.968

−.01

  Week 4 words passed/trial

    

.64

.68

.007

.60

Model 3

.62

.22

8.92**

(1,15)

    

  Vineland total SS

    

−.09

.49

.622

−.08

  Week 4 words passed/trial

    

−.03

.93

.928

−.02

  Week 4 phonemic/trial

    

.84

.92

.009

.47

DV—words passed/trial set 2

Model 1

.07

.07

1.36

(1,17)

    

  Vineland total SS

    

.27

.08

.260

.27

Model 2

.47

.40

11.94**

(1,16)

    

  Vineland total SS

    

.06

.07

.764

.06

  Week 4 words passed/trial

    

.66

.08

.003

.63

Model 3

.56

.09

3.02

(1,15)

    

  Vineland Total SS

    

.01

.06

.956

.01

  Week 4 words passed/trial

    

.25

.12

.420

.14

  Week 4 phonemic/trial

    

.53

.12

103

.30

DV—words passed/week all subsequent weeks

Model 1

.10

.10

1.90

(1,17)

    

  Vineland total SS

    

.32

.56

.186

.32

Model 2

.47

.37

11.08**

(1,16)

    

  Vineland total SS

    

.11

.47

.573

.11

  Week 4 words passed/trial

    

.64

.54

.004

.61

Model 2

.76

.30

18.73***

(1,15)

    

  Vineland total SS

    

.02

.33

.867

.02

  Week 4 words passed/trial

    

−.12

.62

.601

−.07

  Week 4 phonemic/trial

    

.96

.62

.001

.54

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