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 (p-value). ^∗p < 0,05, ^∗∗p < 0,01, and ^∗∗∗p < 0,001.

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, p=0,946	−0,098, p=0,221	−0,046, p=0,564	−0,08, p=0,313	−0,006, p=0,942
	Integrity of ellipsoid zone	0,131, p=0,1	0,068, p=0,396	−0,001, p=0,988	−0,046, p=0,568	0,146, p=0,066
	ELM integrity	0,061, p=0,442	−0,071, p=0,372	0,069, p=0,388	−0,065, p=0,419	0,057, p=0,476
	Distortion of the retinal layers	0,292, p < 0, 001∗∗∗	0,248, p=0, 002∗∗	0,164, p=0, 039∗	0,113, p=0,154	0,287, p < 0, 001∗∗∗
	Separation of ERM	0,168, p=0, 034∗	0,094, p=0,24	0,106, p=0,184	0,066, p=0,406	0,187, p=0, 018∗
Groups 4–5, n = 49	RPE lesions	−0,163, p=0,262	−0,238, p=0,1	−0,015, p=0,919	—	−0,284, p=0, 048∗
	Integrity of ellipsoid zone	0,342, p=0, 016∗	0,293, p=0, 041∗	0,315, p=0, 027∗	—	0,165, p=0,258
	ELM integrity	0,548, p < 0, 001∗∗∗	0,514, p < 0, 001∗∗∗	0,579, p < 0, 001∗∗∗	—	0,285, p=0, 047∗
	Distortion of the retinal layers	−0,024, p=0,868	−0,007, p=0,962	−0,151, p=0,3	—	0,384, p=0, 006∗∗
	Separation of ERM	0,151, p=0,3	0,169, p=0,244	−0,035, p=0,811	—	0,397, p=0, 005∗∗

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.