Image sharpening algorithms improve clarity of surgical field during 3D heads-up surgery

Table 1 Skewness of surgical images

Image-sharpening	All	CCC	PEA	IA	Vit	ERM	ILM	Color adjustment	ILM
Source (0%)	0.83 ± 2.02	0.49 ± 0.23	0.64 ± 0.05	0.65 ± 0.19	3.7 ± 1.7	-1.1 ± 0.8	-0.60 ± 0.42	0% (image-sharpening only)	-0.22 ± 0.52
25%	0.55 ± 1.36	0.40 ± 0.16	0.54 ± 0.03	0.54 ± 0.12	2.5 ± 0.9	-0.77 ± 0.6	-0.52 ± 0.30	50%	-0.20 ± 0.46
P-value*	0.01	0.116	0.027	0.028	< 0.001	0.012	0.098	P-value*	0.859

(Average ± Standard Deviation) CCC = continuous circular capsulorhexis, PEA = phacoemulsification and aspiration, I/A = irrigation and aspiration, Vit = core vitrectomy, ERM = epiretinal membrane peeling, ILM = internal limiting membrane peeling, * Wilcoxon sign-rank test

ISSN: 2056-9920