Axis-wise AS-OCT classification of plateau iris mechanism
| AS-OCT classifications | Grader 1, N (%) | Grader 2, N (%) | Grader 3, N (%) | Total PACD, N (%) |
| PIC (horizontal) | 70 (39.1) | 59 (32.96) | 68 (37.99) | 179 (100) |
| PIC (vertical) | 51 (28.49) | 44 (24.58) | 61 (34.08) | 179 (100) |
AS-OCT, anterior segment optical coherence tomography; PACD, primary angle closure disease; PIC, plateau iris configuration.