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. 2010 Nov 26;5:93. doi: 10.1186/1748-5908-5-93

Table 3.

Final predictive model

	Standardised betas
Variables entered	Model 1	Model 2	Model 3	Model 4	Model 5	Model 6	Model 7	Model 8	Final model

Past behaviour	.18**	.00	_	_	_	_	_	_	_
Attitude (Aact)		.36***	.24***	.23***	.24***	.23***	.24***	.24***	.24***
Subjective norm (SN)		.28***	.21***	.21***	.21***	.21***	.22***	.21***	.21***
Perceived behavioural control (PBC)		.38***	.36***	.35***	.35***	.36***	.36***	.35***	.36***
Moral norm (MN)			.27***	.28***	.27***	.27***	.28***	.27***	.27***
Self-identity (SI)				-.05	_	_	_	_	_
Perceived barriers (BARR)					.02	_	_	_	_
Facilitating factors (FF)						.03	_	_	_
Normative beliefs (NB)							-.03	_	_
Education								.03	_
R²	.03	.79	.83	.83	.82	.83	.82	.83	.83

*p < .05; **p < .001; ***p < .0001.