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Table 2 Hierarchical regression of TPB variables predicting intentions to eat healthy

From: Oh baby! Motivation for healthy eating during parenthood transitions: a longitudinal examination with a theory of planned behavior perspective

 

R2

R2Δ

p

β

Women (N = 144)

    

 Final model

0.41

0.03

0.11

 

  Parent status

   

−0.22**

  Affective attitudes

   

0.38**

  Instrumental Attitudes

   

0.22†

  Subjective norms

   

−0.12

  PBC

   

0.27*

  Affective attitudes x parent status

   

<0.01

  Instrumental attitudes x parent status

   

−0.17

  Subjective norms x parent status

   

0.32*

  PBC x parent status

   

−0.14

Men (N = 145)

    

 Final model

0.54

0.53

< 0.01

 

  Parent status

   

−0.05

  Affective attitudes

   

0.55**

  Instrumental attitudes

   

0.09

  Subjective norms

   

0.16*

  PBC

   

0.15*

  1. Note. Model for male participants was adjusted for education. **p < .01, *p < .05, †p < .10.