Table 1.

The distribution of cataract grading according to lens opacities classification system III (LOCS III) in OCT morphotypes of ERM with designation of the corresponding significance level (p-value).

OCT morphotypes	n	Lens Opacities Classification System III (LOCS III), mean value with standard deviation
		Nuclear (N)	Cortical (C)	Posterior subcapsular (P)
Group 1	37	2.76 ± 0.43	1.49 ± 0.51	0.03 ± 0.16
Group 2	38	2.76 ± 0.43	1.58 ± 0.50	0.03 ± 0.16
Group 3	84	2.63 ± 0.49	1.49 ± 0.50	0.01 ± 0.11
Group 4	34	2.53 ± 0.51	1.41 ± 0.50	0.01 ± 0.10
Group 5	15	2.61 ± 0.51	1.47 ± 0.52	0.04 ± 0.17
Groups 1–5	208	2.66 ± 0.48, N ≤ 3	1.49 ± 0.50, C ≤ 2	0.02 ± 0.14, P ≤ 1
p-Value		0.169	0.724	0.574

ERM: epiretinal membrane, OCT: optical coherence tomography, and n: number of patient eyes.