Total (N=29) CBT (N=14) Standard Care (N=15) P-value
Age (SD) 42.4 (9.2) 43.2 (7.7) 41.6 (10.7) 0.65
% Female 13.8 0.0 26.7 0.10
% Caucasian 89.7 92.9 86.7 0.58
% High School Education 69.0 71.4 66.7 0.78
% Employed Full Time 44.8 28.6 60.0 0.09
Mean Proportion Illicit Drug Use Days (SD)* 0.22 (0.33) 0.14 (0.20) 0.29 (0.41) 0.21
Mean BDI-II (SD) 13.6 (12.4) 16.9 (15.7) 10.6 (7.9) 0.18
Mean HAM-D (SD) 8.8 (6.4) 11.1 (7.4) 6.6 (4.5) 0.06
* Calculated based on days in which participant was not in a controlled environment
Table 1: Participant Characteristics at Baseline.