Table 1 Baseline and ocular characteristics of the study patients
Variables | Mean (SD) or N(%) |
|---|---|
No. of patients | 848 |
Age, years (Mean, SD) | 68 (11) |
Sex | |
Male | 410 (48.4%) |
No. of eyes treated | 958 |
Study eye | |
Right | 513 (53.6%) |
Lens status | |
Phakic | 634 (66.2%) |
Pseudophakic | 317 (33.1%) |
Aphakic | 7 (0.7%) |
Indications for primary surgery | |
Macular pucker/Epiretinal membrane | 269 (28.1%) |
Vitreous haemorrhage and opacities | 227 (23.7%) |
Retinal Detachment | |
Diabetic tractional retinal detachment | 5 (0.5%) |
Primary RRD | 142 (14.8%) |
PVR at presentation | 21 |
No PVR at presentation | 121 |
PVR-related recurrent RRD* | 1 (0.1%) |
Macular hole | 145 (15.1%) |
Dislocated IOL | 21 (2.2%) |
Retained lens material | 18 (1.9%) |
Sub-macular haemorrhage | 10 (1.0%) |
Vitreomacular traction | 113 (11.8%) |
Endophthalmitis | 7 (0.7%) |
Tamponade | |
Gas (including air) | 272 (28.4%) |
Silicone oil | 21 (2.2%) |
No tamponade | 665 (69.4%) |
Primary vitrectomy combined with cataract extraction | |
Yes | 404 (42.2%) |