. Author manuscript; available in PMC: 2020 Nov 20.

Published in final edited form as: Drug Alcohol Rev. 2015 Mar 4;34(3):242–251. doi: 10.1111/dar.12230

Table 4.

Adjusted odds ratios for comparison between three trajectories (n = 266^a)

	Low risk/infrequent use versus high risk/infrequent use reference group	High risk/frequent use versus high risk/infrequent use reference group	High risk/frequent use versus low risk/infrequent use reference group
Covariate	AOR (CI 95%)	AOR (CI 95%)	AOR (CI 95%)
Treatment type (SS vs. WHE)	1.76 (0.74–4.21)	1.36 (0.43–4.29)	0.77 (0.32–1.84)
Age	0.91 (0.87–0.95)^**	0.89 (0.84–0.95)^**	0.99 (0.93–1.04)
Prior SUD treatment episodes	1.00 (0.97–1.04)	0.99 (0.93–1.05)	0.99 (0.93–1.04)
Percentage of using days in 30 days prior to study	0.07 (0.02–0.21)^**	1.44 (0.42–4.98)	20.88 (5.51–79.19)^**
Treatment attendance	1.04 (0.94–1.15)	0.99 (0.89–1.10)	0.95 (0.86–1.04)
Change in PTSD severity from baseline to 1-week follow up	0.97 (0.95–0.99)^**	0.99 (0.97–1.02)	1.02 (1.00–1.05)^†
SUD treatment episodes during 1-year follow-up period	1.86 (1.12–3.10)^*	1.02 (0.49–2.14)	0.55 (0.29–1.02)^†

P < 0.05;

^**

P < 0.01;

^†

P < 0.10.

Treatment type coded as: Seeking Safety = 1,Women’s Health Education = 0.

Excludes 22 cases with missing data.

AOR, adjusted odds ratio; CI, confidence interval; PTSD, post-traumatic stress disorder; SS, Seeking Safety; SUD, substance use disorder; WHE, Women’s Health Education.