Table 3. Analysis of Variance Comparing Depression Scores in 4 Groups over 24 Weeks
Usual CareUsual Care and PsychotherapyUsual Care and EducationUsual Care, Psychotherapy and EducationP Value
Mean (SD)No.Mean (SD)No.Mean (SD)No.Mean (SD)No.
Baseline15.1 (4.8)5114.84 (5.2)5114.3 (4.9)5314.8 (4.8)51.849
8 Weeks10.8 (7.9)3711.30 (7.6)337.3 (5.4)3611.1 (6.6)35.052
12 Weeks10.6 (8.2)3711.11 (7.9)377.2 (6.2)419.48 (5.5)40.074
24 Weeks9.1 (8.0)418.16 (6.7)316.9 (6.7)358.8 (6.7)32.567
  • SD, standard deviation.