Table 10.
Comparison of outcomes by final visual acuity
| >20/40 | 20/50–20/200 | ≤20/400 | P | |
|---|---|---|---|---|
| n (%) | 13 (48.1%) | 11 (40.7%) | 3 (11.1%) | |
| Age at TAE (months) | 12.24 ± 3.97 | 5.59 ± 1.27 | 46.73 ± 28.53 | 0.064 |
| Follow-up (months) | 115.79 ± 15.42 | 98.56 ± 15.18 | 108.04 ± 34.3 | 0.739 |
| Initial C:D | 0.46 ± 0.04 | 0.62 ± 0.06 | 0.75 ± 0.18 | 0.028* |
| Final C:D | 0.47 ± 0.06 | 0.59± 0.05 | 0.91 ± 0.06 | 0.005* |
| ΔC:D | 0.004 ± 0.04 | −0.03 ± 0.08 | 0.16 ± 0.12 | 0.348 |
| Initial IOP (mmHg) | 31.55 ± 1.78 | 29.64 ± 1.97 | 38 ± 4.04 | 0.305 |
| Final IOP (mmHg) | 18.96 ± 1.73 | 18.95 ± 2.09 | 13.0 ± 1.0 | 0.138 |
| IOP meds alone (mmHg) | 19.46 ± 2.01 | 21.05 ± 2.38 | 20.67 ± 7.22 | 0.938 |
| ΔIOP (mmHg) | −12.32 ± 1.64 | −10.68 ± 2.95 | −25.0 ± 3.51 | 0.03* |
| ΔIOP meds alone (mmHg) | −11.73 ± 2.08 | −8.59 ± 3.13 | −17.33 ± 6.36 | 0.33 |
| Corneal diameter (mm) | 13.06 ± 0.24 | 12.58 ± 0.2 | 14.5 ± 0.5 | 0.043* |
| No medications | 1.08 ± 0.31 | 0.55 ± 0.25 | 1 ± 1 | 0.43 |
| No surgeries | 0.15 ± 0.15 | 0.45 ± 0.31 | 0.67 ± 0.6 | 0.432 |
| Failures | 2 | 3 | 1 | 0.644 |
| Success | 11 | 7 | 2 | |
| Incomplete success | 6 | 1 | 2 | 0.151 |
| Complete success | 5 | 6 | 0 | |
| Type of glaucoma | ||||
| CG | 8 | 8 | 3 | 0.291 |
| SWS/AR | 5 | 1 | 0 | |
| Aphakic | 0 | 1 | 0 | |
Notes:
*
P < 0.05 was considered statistically significant.
Abbreviations: TAE, trabeculotomy ab externo; C:D, cup-to-disk ratio; IOP, intraocular pressure; CG, congenital glaucoma; SWS/AR, Sturge–Weber syndrome/Axenfeld–Rieger anomaly.