Table 3.

Significant associations between thalamic FC and clinical characteristics in PACG patients.

FC between brain regions	Clinical characteristic	r values	P-values
Left thalamus–left SFG	RNFLT	0.432	0.011
Right thalamus–left SFG	RNFLT	0.377	0.028
Left thalamus–left SFG	A-C/D	−0.361	0.036
Right thalamus–left SFG	A-C/D	−0.345	0.045
Left thalamus–left SFG	V-C/D	−0.389	0.023
Right thalamus–left SFG	V-C/D	−0.366	0.033
Left thalamus–left INS	IOP	−0.444	0.008

FC, functional connectivity; PACG, primary angle-closure glaucoma; SFG, superior frontal gyrus; INS, insula; RNFLT, retinal nerve fiber layer thickness; A-C/D, average cup-to-disc ratio; V-C/D, vertical cup-to-disc ratio; IOP, intraocular pressure.