Intervention Targeting Motivational Negative Symptoms

"Participants follow the Switch intervention through individual sessions (1 hour, twice a week, for around 2 months).~Participants are provided with a folder which presents the rational for each strategy. Take-home assignments are given and stored in the same folder. Participants are also given small cards (that can fit in their wallet) containing the key elements of each strategy.~The intervention manual can be obtained from the main investigator (in French)."

"Participants follow the Switch group programme (2 hours, twice a week, for around 2 months).~During the group sessions, a powerpoint presentation and different media are used to present the different parts of the motivation model. Participants learn the different strategies (e.g., cognitive defusion, pleasure anticipation, problem solving) through individual and group exercises.~Participants are provided with a folder which presents the rational for each strategy. Take-home assignments are given and stored in the same folder. Participants are also given small cards (that can fit in their wallet) containing the key elements of each strategy.~The intervention manual and the presentation material can be obtained from the main investigator (in French)."