Anatomical and Functional Results Following 23-Gauge Primary Pars Plana Vitrectomy for Rhegmatogenous Retinal Detachment: Superior versus Inferior Breaks

Table 3

Categorical variables		BCVA
		Mean difference (SD)	value
Macula status	On ()	0.25 ± 0.5	0.0001^a
	Off ()	0.86 ± 0.65
Intraoperative; complications	Yes ()	0.6 ± 0.6	0.5^a
	No ()	0.7 ± 0.7
Phakic status	IOL ()	0.7 ± 0.7	0.3^a
	CL ()	0.6 ± 0.66
Break location	Superior()	0.6 ± 0.5	0.2^a
	Inferior ()	0.9 ± 0.9
Restoration	Yes ()	0.68 ± 0.66	0.75^a
	No ()	0.9 ± 1.0
Categorical variables		BCVA
		Mean difference (SD)	value^b
Age		0.273	0.005
Presurgery BCVA		0.85	<0.001

^a value obtained using the Mann–Whitney–Wilcoxon; ^bcorrelation is significant at the 0.05 level (2-tailed).