Table 1.
Demographic and Preoperative Characteristics
| Demographics | n | % | |
|---|---|---|---|
| Total | 273 | 100 | |
| Age in years | Mean | SD | |
| 72.4 | 8.3 | ||
| Type of Glaucoma (n = 273 eyes) | POAG | 183 | 67.0 |
| PAC | 28 | 10.3 | |
| OHT/GS | 23 | 8.4 | |
| NTG | 17 | 6.2 | |
| PXG | 7 | 2.6 | |
| CMG | 6 | 2.2 | |
| PG | 6 | 2.2 | |
| Uveitic | 1 | 0.4 | |
| Neovascular | 1 | 0.4 | |
| Angle recession | 1 | 0.4 | |
| Eyes with prior glaucoma surgical or laser procedures | No prior surgery | 190 | 69.6% |
| Prior surgery/laser | 83 | 30.4% | |
| Preoperatve IOP | Mean | SD | |
| Mean ± SD | 16.4 | 4.6 | |
| Proportional analysis | n | % | |
| ≤15 mmHg | 134 | 49.1% | |
| ≤18 mmHg | 207 | 75.8% | |
| Preoperative medications | Mean | SD | |
| Mean ± SD | 1.51 | 1.17 | |
| Proportional analysis | n | % | |
| 0 medications | 59 | 21.6% | |
| 1 medication | 91 | 33.3% | |
| 2 medications | 62 | 22.7% | |
| 3 to 5 medications | 61 | 22.3% | |
Abbreviations: POAG, primary open-angle glaucoma; PAC, primary angle closure; OHT/GS, ocular hypertension/glaucoma suspect; NTG, normal-tension glaucoma; PXG, pseudoexfoliative glaucoma; CMG, combined-mechanism glaucoma; PG, pigmentary glaucoma; IOP, intraocular pressure; SD, standard deviation.