Fig. 2

Circle map of functional connectivity between groups determined by ROI–ROI analysis. Distinct brain regions are colored. CON cinguloopercular network, CRSsOD chronic rhinosinusitis without olfactory dysfunction, CRSwOD chronic rhinosinusitis with olfactory dysfunction, DMN default mode network, FPN frontoparietal network, ON occipital network, SMN sensorimotor network, HCs healthy controls, ROI region of interest. (a) CRSsOD > HCs; (b) CRSwOD > HCs; (c) CRSsOD > CRSwOD.