Table 2. Unadjusted mean depression scores across conditions and time.

	Baseline	3 Month	12 Month
MADRS
CBT-AD
Users	26.69 (9.65)	16.69 (10.74)	15.62 (9.45)
Abstainers	20.44 (11.19)	18.22 (10.71)	13.86 (8.71)
ETAU
Users	24.73 (9.91)	24.50 (8.85)	22.16 (9.97)
Abstainers	24.60 (11.33)	17.30 (12.41)	9.20 (10.08)
CGI
CBT-AD
Users	4.5 (1.30)	2.81 (1.53)	2.62 (1.12)
Abstainers	3.89 (1.36)	2.56 (1.59)	2.43 (0.98)
ETAU
Users	4.3 (1.29)	4.07 (1.05)	3.6 (1.29)
Abstainers	4.3 (1.89)	3.2 (1.62)	2.2 (1.1)

Note. Due to attrition, the N per group decreased over time. CBT-AD Users: Baseline N=32; 3 Month N=32; 12 Month N=29. CBT-AD Abstainers: Baseline N=9; 3 Month N=9; 12 Month N=7. ETAU Users: Baseline N=30; 3 Month N=30; 12 Month N=25. ETAU Abstainers: Baseline N=10; 3 Month N=10; 12 Month N=5.