Influence of Preoperative Foveal Layers’ Thickness on Visual Function and Macular Morphology by Phacovitrectomy for Epiretinal Membrane

Table 6

Pearson’s correlations (R²) between quantitative fovea parameters and qualitative macular changes in OCT morphotypes of the ERM with designation of the corresponding significance level (-value). , , and .

OCT morphotypes	Qualitative macular changes	Quantitative fovea parameters
		CFT, µm	CONLT, µm	CINLT, µm	CIPLT, µm	MFT, µm
Groups 1–3, n = 159	RPE lesions	0,005,	−0,098,	−0,046,	−0,08,	−0,006,
	Integrity of ellipsoid zone	0,131,	0,068,	−0,001,	−0,046,	0,146,
	ELM integrity	0,061,	−0,071,	0,069,	−0,065,	0,057,
	Distortion of the retinal layers	0,292,	0,248,	0,164,	0,113,	0,287,
	Separation of ERM	0,168,	0,094,	0,106,	0,066,	0,187,
Groups 4–5, n = 49	RPE lesions	−0,163,	−0,238,	−0,015,	—	−0,284,
	Integrity of ellipsoid zone	0,342,	0,293,	0,315,	—	0,165,
	ELM integrity	0,548,	0,514,	0,579,	—	0,285,
	Distortion of the retinal layers	−0,024,	−0,007,	−0,151,	—	0,384,
	Separation of ERM	0,151,	0,169,	−0,035,	—	0,397,

ERM: epiretinal membrane, OCT: optical coherence tomography, RPE: retinal pigment epithelium, ELM: external retinal limiting membrane, ONL: outer retinal nuclear layer, IN: inner retinal nuclear layer, IPL: inner plexiform retinal layer, CFT: central foveolar retinal thickness, MFT: maximum foveal retinal thickness, CONLT: central foveolar ONL thickness, CINLT: central foveolar INL thickness, CIPLT: central foveolar IPL thickness, and n: number of patient eyes.