Table 2.

Correlations among variables in confirmatory factor model

	Variables
	1	2	3	4	5	6	7	8	9	10	11
Baseline
1. RAND SF-36	–
2. Alcohol	0.06	–
3. Heroin	0.16**	0.17**	–
4. Cocaine	0.03	0.41***	0.22***	–
5. Social support	−0.08	−0.06	−0.04	−0.01	–
6. Self-efficacy	−0.25***	−0.13*	−0.13*	−0.05	0.06	–
Six-month follow-up
7. RAND SF-36	0.50***	0.05	0.15**	−0.05	−0.18**	−0.17**	–
8. Alcohol	0.02	0.22***	−0.04	−0.01	0.03	−0.13*	0.29***	–
9. Heroin	−0.06	−0.07	0.09	−0.04	−0.10*	0.09	0.05	−0.02	–
10. Cocaine	−0.01	−0.03	−0.01	0.08	−0.21***	−0.08*	0.25***	0.30***	0.23***	–
Demographics
11. Age	0.06	0.07	0.07	0.07	−0.13*	0.05	0.17**	−0.09	0.01	0.03	–
12. African American	−0.08	0.03	−0.10*	0.23***	−0.10	0.15**	0.04	−0.04	−0.09*	0.16**	0.12*

^*p≤0.05.

^**p≤0.01.

^***p≤0.001.