Table 3.

Baseline Predictors of Trajectory Class Membership

	Trajectory Class Membership (OR)
	(Ref = Low-Declining)			(Ref = High-Declining)		(Ref = Resurging)
	High-Declining	High-Persistent	Resurging	High-Persistent	Resurging	High-Persistent
Baseline predictors
Gender (1=male)	1.3 (0.8–2.0)	2.3 (1.3–4.3)**	0.6 (0.3–1.4)	1.8 (1.0–3.4)	0.5 (0.2–1.0)	3.3 (1.4-10.0)**
Age	1.0 (0.8–1.2)	1.1 (0.8–1.5)	1.4 (1.0–2.0)	1.1 (0.8–1.5)	1.5 (1.0–2.1)	0.8 (0.5-1.1)
Negative cognitive style	1.9 (1.5–2.4)***	1.7 (1.3–2.4)**	1.0 (0.7–1.4)	0.9 (0.7–1.3)	0.5 (0.4–0.7)***	1.7 (1.1-2.5) *
Substance use	1.5 (0.9–2.4)	1.3 (0.7–2.8)	1.0 (0.5–2.3)	0.9 (0.5–1.8)	0.7 (0.3–1.6)	1.3 (0.5-3.3)
Motivation to reduce Sx	1.6 (1.3–1.9)***	1.7 (1.1–2.5)*	1.7 (1.1–2.7)*	1.1 (0.7–1.6)	1.1 (0.7–1.8)	1.0 (0.5-1.7)
Intervention expectancy	1.0 (0.8 –1.2)	0.7 (0.5 –1.1)	1.2 (0.8–1.7)	0.7 (0.5–1.1)	1.2 (0.8–1.7)	0.6 (0.5-1.0)

Sx = Symptoms;

^***= p < .001;

^**= p <.01;

^*= p < .05