Early Changes in Visual Quality and Corneal Structure after DMEK: Does DMEK Approach Optical Quality of a Healthy Cornea?

Table 3

Visual function parameters in patients undergoing Descemet membrane endothelial keratoplasty (DMEK) at 6 months postoperative compared with healthy corneas.

Functional parameter	DMEK	Controls
Visual Acuity
VA ETDRS photopic	0.13	−0.15	0.002
VA ETDRS mesopic	0.36	0.23	0.044
Contrast sensitivity
CSV 3cpd	1.49	1.62	0.676
CSV 6cpd	1.33	1.79	<0.001
CSV 12cpd	0.80	1.39	0.006
CSV 18cpd	0.45	0.95	0.006
CSV-M 3cpd	1.52	1.72	0.064
CSV-M 6cpd	1.26	1.81	0.005
CSV-M 12cpd	0.76	1.46	0.001
CSV-M 18cpd	0.34	0.94	<0.001
CSV-MG 3cpd	1.46	1.61	0.786
CSV-MG 6cpd	0.84	1.63	0.001
CSV-MG 12cpd	0.59	1.33	0.001
CSV-MG 18cpd	0.39	1.10	0.002
Pelli-Robson	1.48	1.71	0.002

Bold letters indicate . Asterisks mark Bonferroni values less than 0.003. DMEK, Descemet membrane endothelial keratoplasty; VA, visual acuity; ETDRS, Early Treatment Diabetic Retinopathy Study; CSV, contrast sensitivity vision; cpd, cycles per degree.