R IPT-A for 4 weeks
Sufficient Response Insufficient Response
Add Fluoxetine Increase IPT-A Dose Continue IPT-A IPT-A for 8 weeks
R R
A Subgroups B C D E F Study and IPT-A Treatment Begin Week 8 Week 32 Study Ends
Experimental Conditions Second-stage intervention Intermediate
- utcome
First-stage intervention
Week 16 Treatment Ends Add Fluoxetine Increase IPT-A Dose Continue IPT-A Week 4
Insufficient Response Sufficient Response
IPT-Aà Interpersonal Psychotherapy for Depressed Adolescents Fluoxetine à medication for depression; also known as Prozac Week 4 Insufficient Response à <20% reduction in depressive sx Week 8 Insufficient Response à <40% reduction in depressive sx