Correlations between Visual Performance and Chorioretinal Variables after Vitrectomy for the Idiopathic Macular Hole

Table 4

Correlation analysis between visual function and macular hole structure.

	∆BCVA		∆Retinal sensitivity (dB)				BCVA		Retinal sensitivity (dB)
	r		0°∼4°		4°∼10°		r		0°∼4°		4°∼10°
			r		r				r		R
Basal diameter (μm)	0.677	0.004	0.225	0.401	−0.146	0.590	0.576	0.020	−0.634	0.008	−0.519	0.039
Minimum diameter (μm)	0.585	0.017	0.014	0.960	−0.242	0.367	0.733	0.001	−0.567	0.022	−0.474	0.063
DHI	−0.081	0.766	−0.405	0.119	−0.209	0.438	0.304	0.252	0.076	0.780	0.018	0.948
Total cystic height (μm)	0.256	0.339	0.154	0.568	0.156	0.565	0.113	0.677	−0.522	0.038	−0.336	0.204
MCHAI	−0.618	0.011	−0.245	0.359	0.043	0.874	−0.487	0.055	0.291	0.275	0.196	0.467
Central MHI	−0.727	0.001	−0.335	0.205	−0.296	0.266	−0.525	0.037	0.499	0.049	0.319	0.228
Central THI	−0.717	0.002	−0.181	0.502	−0.240	0.371	−0.653	0.006	0.558	0.025	0.385	0.141
Peripheral MHI	−0.758	0.001	0.021	0.938	0.021	0.938	−0.565	0.023	0.540	0.031	0.352	0.182
Peripheral THI	−0.725	0.001	0.086	0.751	0.080	0.769	−0.610	0.012	0.521	0.039	0.352	0.181
SFAZ	0.303	0.254	0.520	0.039	−0.181	0.501	−0.002	0.993	−0.050	0.856	−0.263	0.325
Retinal superficial peripheral blood flow density (0.6–2.5)	−0.288	0.279	−0.503	0.047	−0.105	0.700	0.067	0.806	0.113	0.677	0.164	0.545
DFAZ	0.453	0.078	0.599	0.014	−0.100	0.711	0.117	0.666	0.006	0.984	−0.134	0.621
Retinal deep peripheral blood flow density (0.6–2.5)	−0.311	0.241	−0.601	0.014	0.311	0.241	−0.026	0.925	−0.108	0.690	0.152	0.575
0.6–2.5 (choroid)	0.585	0.017	0.164	0.544	0.055	0.841	0.434	0.093	−0.635	0.008	0.473	0.064
SFCT	0.400	0.125	−0.142	0.601	0.017	0.950	0.313	0.238	−0.111	0.683	0.041	0.880

Note. DHI: minimum diameter and basal diameter ratio; MCHAI: total cystic height and basal diameter ratio; central MHI: central retinal thickness and basal diameter ratio; central THI: central retinal thickness and minimum diameter ratio; peripheral MHI: paracentral retinal thickness and basal diameter ratio; peripheral THI: paracentral retinal thickness and minimum diameter ratio; ∆: change between presurgery and three months postsurgery; SFAZ: superficial retinal capillary fovea avascular zone; DFAZ: deep retinal capillary fovea avascular zone; SFCT: subfoveal choroidal thickness.