Comparison of 25- and 27-Gauge Pars Plana Vitrectomy in Repairing Primary Rhegmatogenous Retinal Detachment

Table 3

Analysis for the establishment of the relationships between explanatory variables and the primary anatomic success.

Explanatory variables	Univariate analysis	Logistic regression analysis
	value	value	OR (95% CI)
Sex	0.26	NE
Age	0.04	0.054	0.88 (0.78–1.00)
Preoperative visual acuity	0.31	NE
Visual acuity at the last visit	0.42	NE
Primary surgeon	0.24	NE
Number of breaks	0.91	NE
Location of breaks	0.44	NE
Quadrant of retinal detachment	0.19	Not included in the model
Macular detachment	0.28	NE
Operative time	0.54	NE
Lens status	0.08	Not included in the model
Gauge of vitreous cutter	1	NE

OR = odds ratio; CI = confidence interval; NE = not entered into multiple regression analysis.