From: Changes in corneal endothelial cells after trabeculectomy and EX-PRESS shunt: 2-year follow-up
Trabeculectomy (cells/mm2) | EX-PRESS (cells/mm2) | |||
---|---|---|---|---|
Combined cataract surgery | Trabeculectomy alone | Combined cataract surgery | EX-PRESS alone | |
Baseline | 2539 ± 264 (n = 29) | 2462 ± 281 (n = 35) | 2512 ± 329 (n = 22) | 2279 ± 415 (n = 28) |
6 months | 2429 ± 286 (n = 29) | 2387 ± 253 (n = 35) | 2309 ± 410 (n = 21) | 2236 ± 413 (n = 27) |
P value | < 0.001 | 0.018 | 0.034 | 0.11 |
12 months | 2373 ± 344 (n = 29) | 2338 ± 288 (n = 35) | 2399 ± 333 (n = 19) | 2216 ± 512 (n = 27) |
P value | < 0.001 | 0.014 | 0.10 | 0.25 |
18 months | 2344 ± 256 (n = 26) | 2225 ± 393 (n = 27) | 2429 ± 319 (n = 15) | 2339 ± 419 (n = 19) |
P value | < 0.001 | 0.008 | 0.29 | 0.81 |
24 months | 2218 ± 393 (n = 10) | 2272 ± 398 (n = 15) | 2379 ± 416 (n = 8) | 2284 ± 477 (n = 15) |
P value | 0.016 | 0.071 | 0.20 | 0.92 |