Table 9.
Comparison of percentage loss hemifield asymmetry of corresponding regions of OCTA parameters between pre-perimetric glaucoma eyes and glaucoma eyes.
| PPG † N = 67 |
p-Value * | Glaucoma ‡ N = 521 |
p-Value * | |
|---|---|---|---|---|
| Macular VD | ||||
| Superior | 0.07 ± 0.13 | 0.94 | 0.16 ± 0.15 | <0.001 |
| Inferior | 0.08 ± 0.12 | 0.20 ± 0.16 | ||
| Peripapillary VD | ||||
| Superior | 0.09 ± 0.11 | 0.34 | 0.28 ± 0.21 | <0.001 |
| Inferior | 0.10 ± 0.10 | 0.35 ± 0.20 | ||
| cpRNFL Thickness | ||||
| Superior | 0.14 ± 0.10 | 0.36 | 0.26 ± 0.15 | <0.001 |
| Inferior | 0.15 ± 0.11 | 0.30 ± 0.15 | ||
| GCC Thickness | ||||
| Superior | 0.10 ± 0.08 | <0.001 | 0.21 ± 0.13 | <0.001 |
| Inferior | 0.14 ± 0.08 | 0.27 ± 0.13 |
PPG, pre-perimetric glaucoma; VD, vessel density; cpRNFL, circumpapillary retinal nerve fiber layer; GCC, ganglion cell complex; * Two sample pair t-test; † PPG group = (Mean Control –PPG)/Mean Control; ‡ G group = (Mean Control – G)/Mean Control.