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Table 4 Multiple regressions of fruit and vegetable intake (baseline, follow-up and change) by the SCT variables (baseline and change) including the standardized regression coefficients (beta) and the semi-partial correlation (sri2).

From: Changes in accessibility and preferences predict children's future fruit and vegetable intake

 

Fruit and vegetable intake

 

Baseline Analysis I (n = 766)

Analysis IIa (n = 770)

Follow-up Analysis IIb (n = 762)

Analysis IIc (n = 722)

Change Analysis III (n = 722)

 

beta

sri2

beta

sri2

beta

sri2

beta

sri2

beta

sri2

Baseline

          

Accessibility at home

0.24**

0.04

0.15**

0.02

0.04

0.00

    

Modelling

0.06

0.00

0.03

0.00

0.01

0.00

    

Intention (to eat 5-a-day)

0.03

0.00

0.04

0.00

0.03

0.00

    

Preferences

0.26**

0.04

0.18**

0.02

0.06

0.00

    

Self-Efficacy (to eat 5-a-day)

0.08*

0.00

0.11**

0.01

0.07

0.00

    

Awareness

0.09**

0.01

0.09*

0.01

0.05

0.00

    

Past intake

    

0.47**

0.15

0.59**

0.34

  

Change in

          

Accessibility at home

      

0.14**

0.02

0.21**

0.04

Accessibility at school

      

0.17**

0.03

0.16**

0.03

Modelling

      

0.00

0.00

-0.02

0.00

Intention (to eat 5-a-day)

      

-0.03

0.00

-0.03

0.00

Preferences

      

0.17**

0.02

0.21**

0.03

Self-Efficacy (to eat 5-a-day)

      

0.05

0.00

0.05

0.00

Awareness

      

0.08**

0.01

0.07*

0.00

R2:

0.30

 

0.18

 

0.33

 

0.44

 

0.16

 

Adj. R2:

0.29

 

0.17

 

0.33

 

0.43

 

0.15

 

Sum sri2:

 

0.10

 

0.05

 

0.16

 

0.42

 

0.11

  1. * p < 0.05
  2. ** p < 0.01