Table 5.

Multivariate relationship between retinal vascular calibre and covariates within patients with MD

	Adjusted analysis				Unadjusted analysis
	CRAE (µm)		CRVE (µm)		CRAE (µm)		CRVE (µm)
	Beta coefficient (95% CI)	P values	Beta coefficient (95% CI)	P values	Beta coefficient (95% CI)	P values	Beta coefficient (95% CI)	P values
Age	–	–	–	–	0.39 (−0.21 to 0.30)	0.694	−0.62 (−0.33 to 0.17)	0.534
Female	–	–	–	–	1.62 (−0.91 to 9.67)	0.105	0.90 (−2.88 to 7.76)	0.369
Duration of vertigo attacks	0.77 (−2.21 to 5.08)	0.441	−2.22 (−7.51 to 0.47)	0.014	0.90 (−1.98 to 5.32)	0.370	−2.15 (−7.34 to 0.34)	0.032
Frequency of vertigo attacks	3.19 (1.44 to 6.03)	0.001	−0.30 (−2.88 to 2.11)	0.761	3.27 (1.54 to 6.12)	0.001	−0.22 (−2.75 to 2.19)	0.824
Migraine	2.36 (1.12 to 12.16)	0.018	0.03 (−5.71 to 5.87)	0.979	2.83 (2.27 to 12.48)	0.28	0.28 (−4.61 to 6.17)	0.78

Age and sex were adjusted in the adjusted model.

AVR, artery:vein ratio; CRAE, central retinal artery equivalent; CRVE, central retinal vein equivalent; MD, Meniere’s disease.