Table 2.

Main [¹⁸F]-FDG PET hypometabolism in paediatric patients with long COVID in comparison to paediatric controls (p-voxel < 0.001, p-cluster < 0.05 FWE corrected), including age and sex in the statistical model

Cluster	Voxel	Talairach coordinates			Localization
k	T-score	x	y	z
8,835	5.11	32	1	− 20	Right Uncus
	4.83	− 28	− 15	− 21	Left Parahippocampal Gyrus
	4.58	− 28	− 47	− 40	Left Cerebellar Tonsil
	4.56	14	− 48	− 28	Right Cerebellum
	4.45	− 8	− 29	− 31	Pons
	4.32	− 24	− 3	− 18	Left Amygdala
	4.29	− 14	− 66	− 39	Left Inferior Semi-Lunar Cerebellar Lobule
	4.25	28	− 28	− 15	Right Parahippocampal Gyrus
	4.18	18	− 64	− 39	Right Inferior Semi-Lunar Cerebellar Lobule
	4.13	24	− 35	− 34	Right Cerebellar Tonsil

The k-value represents the number of voxels inside a particular cluster. Talairach coordinates are expressed in mm. BA: Brodmann Area