Understanding physical activity intentions among French Canadians with type 2 diabetes: an extension of Ajzen's theory of planned behaviour

Table 3 Summary of the hierarchical regression analysis of intention

Variable	β	R²	Change in R²	sr ²
Step 1
Attitude	.27‡			.04
Subjective norm	.08*			.004
Perceived Behavioural Control	.52‡	.597	-	.15
Step 2
Attitude	. 15‡			.01
Subjective norm	.01			.000
Perceived Behavioural Control	.41‡			.08
Descriptive Norm	.03			.001
Moral norm	.31‡			.05
Anticipated regret	.08*	.667	.07	.004
Step 3
Attitude	. 14‡			.01
Subjective norm	.02			.000
Perceived Behavioural Control	.38‡			.06
Descriptive Norm	.02			.000
Moral norm	.29‡			.04
Anticipated regret	.08*			.003
Past Behaviour	.09†	.673	.006	.005
Step 4
Attitude	. 14‡			.01
Subjective norm	.02			.000
Perceived Behavioural Control	.38‡			.06
Descriptive Norm	.02			.000
Moral norm	.29‡			.04
Anticipated regret	.08*			.003
Past Behaviour	.09†			.005
Age	.00			.000
Education	.02	.674	.001	.000

Note. β = standardized regression coefficients. sr² = squared semipartial correlation.
* p < .05. † p < .005. ‡ p < .0001.

ISSN: 1479-5868