Table 3.

A stepwise hierarchical regression testing the constant, intention to use a condom consistently with every sexual encounter against the predictors, substance use, knowledge, responsible manhood, demographic and past behaviour variables.

Model	r	Step 1		Step 2		Step 3		Step 4		Step 5
		b	β	b	β	b	β	b	β	b	β
Use condoms consistently with every sexual encounter
attitude	0.113 *	0.02	0.01	−0.03	−0.02	−0.04	−0.02	−0.03	−0.02	−0.03	−0.02
subjective norm	0.619 **	0.61	0.65 ***	0.49	0.52 ***	0.49	0.52 ***	0.48	0.51 ***	0.48	0.52 ***
perceived behavioural control	0.230 **	0.13	0.10 ***	0.13	0.10 ***	0.13	0.10 ***	0.12	0.09	0.11	0.08
Reduce alcohol and drug use
attitude	0.137 *			−0.04	−0.03	−0.04	−0.03	−0.03	−0.03	−0.04	−0.03
subjective norm	0.517 **			0.14	0.13 ***	0.14	0.12 ***	0.14	0.12 ***	0.15	−0.13 ***
perceived behavioural control	0.135 *			−0.01	−0.00	−0.02	−0.02	−0.03	−0.02	−0.03	−0.02
intention	0.528 **			0.23	0.22 ***	0.23	0.21 ***	0.23	0.21 ***	0.23	0.21 ***
Knowledge of HIV and condoms
Condom knowledge	0.141 **					0.02	0.00	0.01	0.00	0.01	0.00
HIV knowledge	0.143 **					0.38	0.06	0.35	0.05	0.31	0.05
Responsible Manhood
attitude	0.105 *							0.01	0.02	0.01	0.02
subjective norm	0.017							0	0	−0.00	−0.00
perceived behavioural control	0.161 **							0.02	0.03	0.02	0.03
intention	0.122 *							−0.01	−0.01	−0.01	−0.01
Demographic
age	0.03									−0.01	−0.00
level of education	0.092									0.07	0.06
relationship status	−0.044									0.13	0.06
Past behaviour
marijuana use	0									−0.00	−0.00
alcohol use	−0.022									−0.04	−0.03
number of sexual partners	−0.043									0.03	0.02
Constant		1.14		0.52		0.35		0.20		−0.18
F-change		87.7 ***		11.1 ***		1.1		0.2		1.0
Adjusted R Square		0.46		0.53		0.53		0.52		0.52

Note for regression *** p < 0.05 and for correlations ** p < 0.01, * p < 0.05; b = unstandardized Beta, β = standardized Beta, n = 350.