Previous studies estimating the incidence of endophthalmitis following pars plana vitrectomy
| Study | Absolute number of cases of endophthalmitis | Incidence of endophthalmitis |
|---|---|---|
| Park et al, 2013 (this article) | 28 per 48 433 (10 were 20G, 17 were 23G and 1 was 25G) | 1 in 1730 0.058% (95% CI, 1 in 1263 to 1 in 2747) |
| Wu et al3 | 1 per 4717 (25G) 3 per 10 845 (23G) 4 per 19 865 (20G) | 1 in 4717; 0.021% (25G) 1 in 3615; 0.028% (23G) 1 in 4966; 0.020% (20G) |
| Scott et al4 | 1 per 789 (25G) 1 per 3362 (23G) 1 per 4403 (20G) | 1 in 789; 0.127% (25G) 1 in 3362; 0.030% (23G) 1 in 4403; 0.023% (20G) |
| Parolini et al5 | 0 in 943 (23G) 1 in 3078 (20G) | 1 in 3078; 0.032% (20G) |
| Hu et al6 | 1 per 1424 (25G) 0 per 1948 (20G) | 1 in 1424; 0.070% (25G) |
| Chen et al7 | 1 per 431 (25G) 1 per 3046 (20G) | 1 in 431; 0.232% (25G) 1 in 3046; 0.033% (20G) |
| Scott et al8 | 11 per 1307 (25G) 2 per 6375 (20G) | 1 in 119; 0.840% (25G) 1 in 3188; 0.031% (20G) |
| Shimada et al9 | 1 per 3343 (25G) 1 per 3592 (20G) | 1 in 3343; 0.030% (25G) 1 in 3592; 0.028% (20G) |
| Kunimoto and Kaiser10 | 7 per 3103 (25G) 1 per 5498 (20 G) | 1 in 443; 0.226% (25G) 1 in 5498; 0.018% (20G) |
| Shaikh et al11 | 2 per 129 (25G) 0 per 129 (20G) | 1 in 65; 1.538% (25G) |
| Joondeph et al12 | 5 per 10 397 | 1 in 2080 0.048% |
| Eifrig et al13 | 6 per 15 326 | 1 in 2554 0.039% |
| Aaberg et al14 | 3 per 6557 | 1 in 2186 0.046% |
| Cohen et al15 | 18 cases; incidence based on 9 per 12 216 | 1 in 1357 0.074% |
| Ho and Tolentino16 | 4 per 2817 | 1 in 704 0.142% |
Vitrectomies were for 20G unless otherwise stated.