Table 3.

Depression Treatment during 6 months post-screening by treatment group

Depression Treatment Received*	Usual Care**	Collaborative Care**	P
New or dose adjusted antidepressant***
Baseline to 3 months	14 (14.6%)	33 (34.7%)	0.001
Baseline to 6 months	24 (24.7%)	36 (37.9%)	0.049
All patients receiving antidepressant
Baseline to 3 months	56 (56%)	66 (66.0%)	0.08
Baseline to 6 months	59 (59%)	66 (66.0%)	0.19
Psychotherapy
Baseline to 3 months	11 (11.7%)	23 (24.0%)	0.028
Baseline to 6 months	14 (14.7%)	25 (25.8%)	0.057
Support group
Baseline to 3 months	8 (8.5%)	5 (5.2%)	0.37
Baseline to 6 months	10 (10.5%)	11 (11.3%)	0.86
Exercise program
Baseline to 3 months	9 (9.6%)	7 (7.3%)	0.57
Baseline to 6 months	10 (10.5%)	8 (8.3%)	0.59
Depression treatment****
Baseline to 6 months	65 (66.3%)	75 (76.5%)	0.11

^*Some participants received more than one treatment during same time interval

^**Sample size for each analysis varies slightly due to missing data.

^***Newly prescribed, a change in dose or in antidepressant.

^****Includes treatments begun before and following enrollment.