Journal of Ophthalmology / 2018 / Article / Tab 1 / Clinical Study
Retrospective Comparison of 27-Gauge and 25-Gauge Microincision Vitrectomy Surgery with Silicone Oil for the Treatment of Primary Rhegmatogenous Retinal Detachment Table 1 Characteristics of patients.
25G 27G valueNumber of eyes ( ) 58 34 Gender 0.239† Male ( , %) 26 (44.8%) 11 (32.4%) Female ( , %) 32 (55.2%) 23 (67.6%) Age (years) 58.5 ± 13.3 54.1 ± 12.5 0.122# Lens status 0.105 Phakic 48 (82.8%) 31 (91.2%) Pseudophakic 10 (17.2%) 2 (5.9%) Aphakic 0 (0.0%) 1 (2.9%) Preoperative BCVA, logMAR 1.9 ± 1.1 1.7 ± 1.0 0.322‡ Preoperative IOP (mmHg) 9.8 ± 3.6 11.6 ± 2.9 0.108‡ Preoperative choroidal detachment 11 (19.0%) 3 (8.8%) 0.240 PVR ( , %) 4 (6.9%) 1 (2.9%) 0.648 Macular-off ( , %) 49 (84.5%) 30 (88.2%) 0.761†
BCVA: best correct visual acuity; IOP: intraocular pressure; PVR: proliferative vitreoretinopathy.
# Independent
T test;
† Pearson’s chi-squared test;
‡ Wilcoxon signed-rank test;
Fisher’s exact test.