. Author manuscript; available in PMC: 2013 Jul 1.

Published in final edited form as: Alcohol Clin Exp Res. 2012 Apr 17;36(7):1219–1229. doi: 10.1111/j.1530-0277.2011.01727.x

Table 3.

Spearman correlations between PDA, 12-step attendance, and active 12-step involvement over time¹

	Mean (SD)	1	2	3	4	5	6	7	8	9	10	11	12
1. PDA 0m	45.2 (34.3)	1.00
2. PDA 3m	53.5 (34.6)	.45^***	1.00
3. PDA 6m	48.0 (36.7)	.36^***	.67^***	1.00
4. PDA 12m	46.4 (34.2)	.26^**	.41^***	.62^***	1.00
5. 12-step Att 0m	6.2 (17.4)	.43^***	.21^*	.15	.17	1.00
6. 12-step Att 3m	5.4 (15.4)	.27^**	.31^***	.29^**	.24^*	.44^***	1.00
7. 12-step Att 6m	6.0 (15.5)	.22^*	.17	.30^**	.35^***	.40^***	.56^***	1.00
8. 12-step Att 12m	9.0 (21.8)	.19^*	.11	.30^**	.35^***	.23^*	.38^***	.58^***	1.00
9. 12-step Inv 0m	0.6 (1.5)	.42^***	.14	.10	.12	.83^***	.39^***	.36^***	.29^**	1.00
10. 12-step Inv 3m	0.6 (1.5)	.27^**	.25^**	.23^*	.24^**	.58^***	.83^***	.52^***	.45^***	.56^***	1.00
11. 12-step Inv 6m	0.8 (1.7)	.18	.06	.21^*	.33^***	.33^***	.47^***	.86^***	.63^***	.31^**	.49^***	1.00
12. 12-step Inv 12m	1.2 (2.5)	.22^*	.09	.24^*	.34^***	.25^**	.37^***	.57^***	.90^***	.31^**	.43^***	.65^***	1.00

p<.05;

^**

p<.01;

^***

p<.001; Abbreviations: PDA = percent days abstinent, Att = attendance, Inv = involvement

N: 127 at baseline, 120 at 3 months, 116 at 6 months, and 111 at 12 months