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Table 4 Multiple regression analysis of moderators of the PBC-behaviour relationship

From: Moderators of the intention-behaviour and perceived behavioural control-behaviour relationships for leisure-time physical activity

Step

Variable entered

Beta

R2

Model F

ΔR2

ΔF

  

1

2

3

    

1

PBC

.70***

.70***

.70***

.20

73.35***

-

-

2

Age

 

.02

.02

.20

36.60***

.00

0.07

3

PBC Ă— age

  

.18*

.21

26.34***

.01

4.87*

1

PBC

.70***

.70***

.71***

.20

73.35***

-

-

2

Annual income

 

-.05

-.05

.20

36.35***

.00

0.34

3

PBC Ă— annual income

  

.26**

.23

28.66***

.03

10.85**

  1. Note. PBC: Perceived Behavioural Control. Variables are standardized (Z-scores) and beta coefficients are non-standardized.
  2. N = 299 for model including annual income. For model including age, N = 300.
  3. * p < 0.05. ** p < 0.01. *** p < 0.001.