Retrospective Comparison of 27-Gauge and 25-Gauge Microincision Vitrectomy Surgery with Silicone Oil for the Treatment of Primary Rhegmatogenous Retinal Detachment
Table 3
Comparison of intraoperative and postoperative complications between groups.
25G, n (%)
27G, n (%)
value
Intraoperative complications
Iatrogenic retinal breaks
2 (3.4)
1 (2.9)
1.000‡
Posterior capsule injuries
1 (1.7)
4 (11.8)
0.060‡
Intraocular bleeding
0
0
Choroidal detachment
0
0
Postoperative complications
Endophthalmitis
0
0
Redetachment
3 (5.2)
3 (8.8)
0.666‡
Subconjunctiva SO leakage
2 (3.4)
3 (8.8)
0.355‡
Severe hypotony (<6.5 mmHg)
1 to 7 days postoperative
3 (5.2)
1 (2.9)
1.000‡
2 weeks to 1 month
1 (1.7)
0 (0.0)
1.000‡
Last visit
1 (1.7)
0 (0.0)
1.000‡
Elevated IOP (>25 mmHg)
1 to 7 days postoperative
15 (25.9)
4 (11.8)
0.120†
2 weeks to 1 month
7 (12.1)
6 (17.6)
0.540#
Last visit
1 (1.7)
0 (0.0)
1.000‡
SO: silicone oil; IOP: intraocular pressure. †Pearson’s chi-squared test; ‡Fisher’s exact test; #chi-square test (continuity correction).