Table 5.

ORs (abstinence) and incidence RRs (days of use) of Same-Time Assessments of the Maximum Number of Days Attending AA, NA, CA or CMA Meetings in the Last 30 Days and the Baseline Number of Other Types of Self-help Activities Attended in the Last 30 Days with the Primary Outcome of Stimulant Substance Use within a 30-day Window of Assessment.

	n	Zero-inflation (Abstinence vs. Non-abstinence)			Count Days of Use
		OR	95% CI	p-value	RR	95% CI	p-value
Baseline*
Maximum Days Attendance	336	1.08	1.04, 1.13	<.001	0.98	0.96, 0.99	0.031
Number of Self-Help Types	441	1.25	1.07, 1.45	0.005	0.92	0.86, 0.99	0.030
End-of-Treatment
Maximum Days Attendance	308	1.10	1.04, 1.17	0.006	0.98	0.94, 1.03	0.509
Number of Self-Help Types	349	1.60	0.88, 2.88	0.118	0.87	0.73, 1.03	0.105
3-Month Follow-up
Maximum Days Attendance	260	1.09	1.01, 1.18	0.023	1.00	0.95, 1.06	0.899
Number of Self-Help Types	327	1.67	1.24, 2.25	0.001	0.99	0.86, 1.14	0.898
6-Months Follow-up
Maximum Days Attendance	170	1.05	0.99, 1.11	0.079	0.95	0.90, 1.01	0.088
Number of Self-Help Types	318	1.51	1.31, 1.75	<0.001	1.02	0.90, 1.15	0.802

Maximum Days Attendance = Maximum Number of Days Attending AA, NA, CA or CMA Meetings in the Last 30 Days

Number of Self-Help Types = Number of Other Types of Self-help Activities Attended in the Last 30 Days

^*Note: The treatment effect is not included at baseline.