Baseline characteristics of the total study sample
| Covariates | Value |
|---|---|
| OAG, open angle glaucoma; POAG, primary open angle glaucoma; PI, peripheral iridotomy; CE, cataract extraction; PXG, pseudoexfoliation glaucoma; PG, pigmentary glaucoma; IOP, intraocular pressure; BCVA, best corrected visual acuity. | |
| Age, mean (SD) (range) | 69.08 (10.52) (36.57–88.37) |
| Sex (male/female) | 36/53 |
| Glaucoma type, No (%) | |
| OAG (POAG/OAG post PI/post CE) | 54 (60.67%) |
| PXG | 23 (25.84%) |
| PG | 7 (7.87%) |
| Combined mechanism | 3 (3.37%) |
| Others | 2 (2.25%) |
| Pretreatment IOP, mean (SD) (range) | 23.84 (4.88) (10, 40) |
| Previous ALT (Yes/No) | 28/61 |
| BCVA, median (range) | 20/85 (20/20, 20/800) |
| Risk factors (Yes/No) | |
| Hypertension | 16/67 |
| DM | 2/81 |
| Myopia | 9/74 |
| Family history | 17/66 |
| Multiple | 9/74 |
| Other | 14/69 |
| Nil | 39/44 |