Computational mechanisms of effort and reward decisions in patients with depression and their association with relapse after antidepressant discontinuation
JAMA Feb 27, 2020
Berwian IM, Wenzel JG, Psych D, et al. - This study was undertaken to ascertain whether the decision to invest effort for rewards represents a persistent depression process after remission, prognosticates relapse after remission, and is affected by antidepressant discontinuation. Between July 1, 2015, and January 31, 2019, researchers performed a longitudinal randomized observational prognostic study (in a Swiss and German university setting collected data, from 66 healthy controls) including individuals with major depressive disorder in response to antidepressants prior to and after discontinuation. This study include a sum of of 123 individuals (mean [SD] age, 34.5 [11.2] years; 94 women [76%]) and 66 healthy controls (mean [SD] age, 34.6 [11.0] years; 49 women [74%]). The outcomes of this study demonstrated that the decision to invest effort was correlated with prospective relapse risk after antidepressant discontinuation and may represent a persistent disease process in asymptomatic remitted major depressive disorder. It was noted that markers based on effort-related decision-making could likely inform clinical decisions correlated with antidepressant discontinuation.
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