Table 3 Adverse events from Ahmed and Baerveldt compared
From: The Ahmed shunt versus the Baerveldt shunt for refractory glaucoma: a meta-analysis
No. of studies | Crude Rate, n/N (%) | OR (95 % CI) | Test for Heterogeneity | Test for Overall Effect | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Adverse event | Ahmed | Baerveldt | Estimate | Lower | Up | x 2 | I2 | P | Z | P | |
Hyphema | 4 | 21/317 | 31/303 | 0.62 | 0.35 | 1.12 | 2.10 | 0.00 % | 0.551 | 1.57 | 0.116 |
Flat anterior chamber | 3 | 45/285 | 47/271 | 0.89 | 0.56 | 1.39 | 0.75 | 0.00 % | 0.688 | 0.53 | 0.596 |
Hypotony | 4 | 18/282 | 18/368 | 1.10 | 0.52 | 2.37 | 1.26 | 0.00 % | 0.738 | 0.26 | 0.797 |
Choroidal effusion | 4 | 40/333 | 35/341 | 1.15 | 0.66 | 1.98 | 3.29 | 8.90 % | 0.349 | 0.49 | 0.625 |
Suprachoroidal hemorrhage | 5 | 4/406 | 12/482 | 0.64 | 0.21 | 1.99 | 4.11 | 2.70 % | 0.391 | 0.77 | 0.440 |
Retinal detachment | 3 | 2/231 | 8/317 | 0.43 | 0.10 | 1.76 | 0.15 | 0.00 % | 0.928 | 1.18 | 0.238 |
Endophthalmitis | 3 | 3/315 | 2/317 | 1.35 | 0.24 | 7.67 | 1.46 | 0.00 % | 0.483 | 0.34 | 0.732 |
Tube blockage | 2 | 6/161 | 13/157 | 0.85 | 0.04 | 16.63 | 4.99 | 79.90 % | 0.026 | 0.11 | 0.912 |
Tube exposure | 2 | 1/202 | 3/266 | 0.66 | 0.09 | 5.18 | 0.12 | 0.00 % | 0.724 | 0.39 | 0.696 |