Age (average, year) | 56.1 | 46.1 | 37.0 | 49.8 | 49.8 |
No of previous surgery (average) | 0.3 | 3.6 | 0.9 | 2.0 | 1.3 |
Intraocular pressure (mm Hg), mean (SD) | | | | | |
Preoperative | 49.3 (13.5) | 35.6 (14.5) | 41.7 (12.3) | 31.3 (11.9) | 42.5 (14.6) |
At last visit | 19.3 (13.2) | 15.3 (5.8) | 15.1 (9.1) | 16.5 (4.2) | 17.3 (10.2) |
No of antiglaucoma medications, mean (SD) | | | | | |
Preoperative | 2.4 (0.6) | 2.3 (0.5) | 1.7 (0.5) | 2.0 (0.6) | 2.2 (0.6) |
At last visit | 0.5 (0.7) | 0.5 (0.8) | 0.3 (0.5) | 1.0 (1.3) | 0.5 (0.8) |
Result, eyes (%) | | | | | |
Success | 12 (63.2) | 6 (75.0) | 3 (42.9) | 5 (83.3) | 26 (65.0) |
Failure | 7 (36.8) | 2 (25.0) | 4 (57.1) | 1 (16.7) | 14 (35.0) |
No of subjects | 19 | 8 | 7 | 6 | 40 |