Table 3.

AIM 2 LMM Model Coefficients

Outcome: Depression Severity (BDI-II)
	b	S.E.	t-ratio	P
Intercept	20.67	0.96	21.53	<0.001
Time	−6.14	0.52	−11.78	<0.001
Treatment Group	1.82	1.33	1.37	>0.05
C.Treatment Expectations	−0.94	.20	−4.64	<0.001
Time*Treatment Group	−1.38	0.70	−1.96	>0.05

b=unstandardized beta estimate, S.E.=Standard Error of b, t-ratio = parameter effect size, C.Treatment Expectations=Grand-mean centered treatment expectation scores (CEQ), Time coded as: Pre-treatment=0, mid-treatment=1, post-treatment=2, Treatment group coded as: CBT-SAD=0, LT=1