Treatment adherence consists of 2 components:
- Treatment Adherence : degree in which the treatment is conducted in accordance with the theoretical model and prescribed technique.
- Treatment Differentiation: degree in which different treatments differ in the intended direction with respect to therapeutic interventions (e.g. comparative outcomes).
Trijsburg, R. W., Frederiks, G. C., Gorlee, M., Klouwer, E., den Hollander, A. M., & Duivenvoorden, H. J. (2002). Development of the comprehensive psychotherapeutic interventions rating scale (CPIRS). Psychotherapy Research, 12(3), 287-317.