Abnormal gray matter structural covariance networks associated with suicidal ideation in adults with major depressive disorder: Evidence from the REST-meta-MDD consortium.
BACKGROUND Suicidal ideation (SI) is common in patients with major depressive disorder (MDD) and may represent a clinically meaningful phenotype within MDD rather than merely a marker of more severe depressive symptoms. SI may involve disturbances in affective regulation, cognitive control, reward valuation, self-refer...