Table 2.

Results obtained from multiple linear regression analyses (n=365)

	Unstandardised coefficients
	B	SE	Standardised β	p Value
Step 1
Attitude	0.16	0.01	−0.36	<0.001
PBC	0.35	0.03	−0.38	<0.001
Subjective norms	0.26	0.04	−0.25	<0.001
Model R2=54.8%				<0.001
Step 2
Attitude	0.13	0.01	−0.30	<0.001
PBC	0.32	0.03	−0.35	<0.001
Subjective norms	0.19	0.04	−0.17	<0.001
Self-identity	0.33	0.05	−0.23	<0.001
Model R2=58.5%				<0.001

PBC, perceived behavioural control.