Journal article

Distinguishing medication-free subjects with unipolar disorder from subjects with bipolar disorder: state matters

Maria M Rive, Ronny Redlich, Lianne Schmaal, Andre F Marquand, Udo Dannlowski, Dominik Grotegerd, Dick J Veltman, Aart H Schene, Henricus G Ruhe

BIPOLAR DISORDERS | WILEY | Published : 2016

Abstract

OBJECTIVES: Recent studies have indicated that pattern recognition techniques of functional magnetic resonance imaging (fMRI) data for individual classification may be valuable for distinguishing between major depressive disorder (MDD) and bipolar disorder (BD). Importantly, medication may have affected previous classification results as subjects with MDD and BD use different classes of medication. Furthermore, almost all studies have investigated only depressed subjects. Therefore, we focused on medication-free subjects. We additionally investigated whether classification would be mood state independent by including depressed and remitted subjects alike. METHODS: We applied Gaussian process..

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