Table 3.
Comparison of the presenting IOP and ASOCT parameters in eyes with and without peripheral anterior synechiae in eyes with primary angle closure glaucoma.
| PAS present N = 122 |
PAS absent N = 145 |
p-value | |
|---|---|---|---|
| Presenting IOP, mmHg | 28.7 ± 12.9 | 22.4 ± 9.7 | < 0.001 |
| Mean deviation, dB | − 13.5 ± 9.1 | − 11.1 ± 8.1 | 0.03 |
| Analysable ASOCT, N = 214 | N = 93 | N = 121 | |
| AOD750, mm | 0.21 ± 0.11 | 0.26 ± 0.11 | < 0.001 |
| TISA750, mm | 0.10 ± 0.05 | 0.14 ± 0.06 | < 0.001 |
| ACD, mm | 2.10 ± 0.32 | 2.19 ± 0.30 | 0.04 |
| IT750, mm | 0.46 ± 0.09 | 0.45 ± 0.08 | 0.46 |
| IAREA, mm2 | 1.62 ± 0.31 | 1.65 ± 0.24 | 0.41 |
| ACW, mm | 11.4 ± 0.4 | 11.4 ± 0.4 | 0.35 |
| ACA, mm2 | 15.3 ± 2.6 | 16.2 ± 2.7 | 0.02 |
| ACV, mm3 | 98.7 ± 20.2 | 105.7 ± 21.1 | 0.01 |
| LV, µm | 923 ± 276 | 822 ± 286 | 0.01 |
IOP intraocular pressure, ASOCT anterior segment optical coherence tomography, ACD anterior chamber depth, AOD750 angle opening distance at 750 µm from the scleral spur, TISA750 trabecular–iris space area at 750 µm from the scleral spur, IT750 iris thickness at 750 µm from the scleral spur, IAREA iris area, ACW anterior chamber width, ACA anterior chamber area, ACV anterior chamber volume, LV lens vault.