Table 2.
Intraocular Pressures and Medical Therapy at Baseline and Follow-up for Patients
| Baerveldt Group (n = 55) |
Trabeculectomy Group (n = 70) |
P-value | |
|---|---|---|---|
| Baseline | |||
| IOP (mm Hg) | 28.0 ± 9.8 | 28.5 ± 8.6 | 0.75 |
| Glaucoma medications | 3.4 ± 1.1 | 3.0 ± 1.3 | 0.11 |
| N | 55 | 70 | |
| 6 months | |||
| IOP (mm Hg) | 14.0 ± 4.1 | 11.0 ± 4.8 | 0.001 |
| Glaucoma medications | 1.8 ± 1.5 | 0.7 ± 1.5 | 0.001 |
| N | 44 | 50 | |
| 1 year | |||
| IOP (mm Hg) | 13.1 ± 3.8 | 11.2 ± 3.3 | 0.016 |
| Glaucoma medications | 1.9 ± 1.5 | 0.7 ± 1.4 | <0.001 |
| N | 41 | 44 | |
| 18 months | |||
| IOP (mm Hg) | 14.0 ± 3.6 | 11.9 ± 4.6 | 0.06 |
| Glaucoma medications | 2.0 ± 1.4 | 0.6 ± 1.3 | <0.001 |
| N | 25 | 38 | |
| 2 years | |||
| IOP (mm Hg) | 13.2 ± 2.9 | 12.2 ± 4.2 | 0.30 |
| Glaucoma medications | 2.2 ± 1.5 | 1.0 ± 1.6 | 0.004 |
| N | 27 | 45 | |
| 3 years | |||
| IOP (mm Hg) | 14.9 ± 7.0 | 11.6 ± 3.6 | 0.070 |
| Glaucoma medications | 2.0 ± 1.4 | 0.7 ± 1.2 | 0.002 |
| N | 18 | 28 | |
| 4 years | |||
| IOP (mm Hg) | 13.2 ± 4.0 | 11.6 ± 3.0 | 0.21 |
| Glaucoma medications | 1.9 ± 1.6 | 1.1 ± 1.3 | 0.16 |
| N | 9 | 24 | |
| 5 years | |||
| IOP (mm Hg) | 13.6 ± 2.8 | 11.2 ± 4.2 | 0.16 |
| Glaucoma medications | 2.5 ± 1.9 | 1.8 ± 1.7 | 0.37 |
| N | 8 | 14 |
Patients were censored from analysis at the time of failure
Data are presented as mean ± standard deviation