Table 1.

Patient Demographics and Clinical Features

Demographics
Mean age	58.1 ± 16.9 years
Gender	2,428 male; 1,835 female

Clinical features	No. of cases (%)
No. of cases (25 G PPV) without subconjunctival abx	4,263
Isolated PPV ± scleral buckle	3,606
Combined anterior segment procedure	657
CE and IOL	492
IOL ± removal of IOL or retained lens material	165
Indication for PPV
Diabetic eye disease	967 (22.7%)
Retinal detachment	1760 (41.3%)
Macular surgery	1,351 (31.7%)
Silicone oil removal	131 (3.1%)
Retained lens	54 (1.3%)
Presence of diabetes	1,272 (29.8%)

No. of cases	No. of endophthalmitis (incidence, CI)
Total PPV, N = 4,263	5 (0.117%; 95% CI 0.015%–0.220%)
Isolated PPV, N = 3,606	1 (0.027%; 95% CI 0%–0.082%)
Combined PPV and anterior segment procedures, N = 657	4 (0.608%; 95% CI 0.014%–1.204%)

abx, antibiotics; CE, cataract extraction; IOL, intraocualr lens.