Table 2.

Differences in OCTA parameters among IDE, RRMS and control groups.

OCT-A parameters	IDE vs. control
	β	(95% CI)	P-value
Superficial capillary plexus	−3.180	(−5.696 to −0.664)	0.015
Deep capillary plexus	−0.534	(−4.021 to 2.952)	0.758
Choriocapillaris	−0.111	(−1.518 to 1.296)	0.874
Radial peripapillary capillary plexus	−3.578	(−5.724 to −1.431)	0.002
	RRMS vs. control
	β	(95% CI)	P-value
Superficial capillary plexus	−4.955	(−7.933 to −1.977)	0.002
Deep capillary plexus	−2.996	(−7.122 to 1.131)	0.15
Choriocapillaris	0.129	(−1.536 to 1.794)	0.877
Radial peripapillary capillary plexus	−7.446	(−9.906 to −4.986)	<0.001
	RRMS vs. IDE
	β	(95% CI)	P-value
Superficial capillary plexus	−1.775	(−4.361 to 1.080)	0.216
Deep capillary plexus	−2.461	(−6.418 to 1.496)	0.216
Choriocapillaris	0.240	(−1.357 to 1.837)	0.763
Radial peripapillary capillary plexus	−3.868	(−6.289 to −1.448)	0.003

IDE, Initial Demyelinating Event; RR-MS, Relapsing–Remitting Multiple Sclerosis; OCT-A, Optical Coherence Tomography Angiography; CI, Confidence Interval.