[Psychotherapy in the institutional environment].

A methodology has been set up for evaluating the effects of psychotherapeutic treatment by surveying psychiatric French-speaking institutions. Our approach consisted in modeling the questions of the clinicians and to develop multi-dimensional questions, covering the different aspects of the care, the different points of view from which one can consider a patient: symptomatic, psychodynamic, or from the point of view of his quality of life. In the following text we present descriptive or explanatory results obtained in different contexts.