. 2008 Nov 19;3:50. doi: 10.1186/1748-5908-3-50

Table 4.

Results of regression analyses (n = 112) on intentions to inspect feet and intentions to prescribe statins, with direct measures entered at Step 1 and the interaction between direct measures and trial group entered at Step 2.

Dependent variable	Independent variables	Step 1			Step 2
		β	R	Adj R²	β	R²change	R²

Intention to inspect feet	Attitude	0.42***			-0.21
	Subjective Norm (SN)	0.38***			0.97***
	PBC	0.06			0.08
			0.71***	0.48
	Trial group × Attitude				0.72*
	Trial group × SN				-0.65*	0.03*	0.51

Intention to prescribe statins	Attitude	0.09
	Subjective Norm	0.67**
	PBC	0.16
			0.52***	0.25		0.02	0.27

*p < 0.05, **p < 0.01, ***p < 0.001. PBC = Perceived behavioural control. Control group coded '0; intervention group coded '1'.