Table 1b. Baseline characteristics of patients who required bleb intervention vs those who did not.
| Non-bleb intervention (n=19) | Bleb intervention (n=20) | |
|---|---|---|
| Mean age | 70.6±15.4 | 69.7±11.9 |
| Female : male | 1.2 : 1 | 1.3 : 1 |
| Type of glaucoma | ||
| Primary open angle | 14 | 16 |
| Pseudoexfoliation | 2 | 0 |
| Pigment dispersion syndrome | 0 | 1 |
| Uveitic | 3 | 1 |
| Rubeotic | 0 | 1 |
| Steroid induced | 0 | 1 |
| Previous surgery | ||
| Cataract surgery | 8 | 2 |
| Trabeculectomy | 1 | 2 |
| Phaco-iStent | 0 | 2 |
| Ocular comorbidities | ||
| Dry eyes | 0 | 3 |
| Vein occlusion | 1 | 1 |
| AMD | 0 | 2 |
| Ocular ischaemia | 0 | 1 |
| Mean cup : disc | 0.8 (0.7–0.95) | 0.8 (0.5–0.9) |
| Mean Humphreys visual field mean deviation | −9.1±7.2 | −5.1±3.9 |