Table 1.
Demographic and clinical characteristics of patients with pachychoroid spectrum diseases.
| Total | Pulsatile venous flow ( +) | Pulsatile venous flow (-) | P value | |
|---|---|---|---|---|
| Number of eyes | 295 | 76 | 219 | |
| Age (years) | 64.9 ± 14.3 | 67.8 ± 13.2 | 63.9 ± 14.5 | 0.044 |
| Male | 242 (82.0%) | 63 (82.9%) | 179 (81.7%) | 0.821 |
| Type of pachychoroid spectrum disease | ||||
| CSC | 112 | 28 | 84 | |
| PNV | 85 | 27 | 58 | 0.273 |
| PCV | 98 | 21 | 77 | |
| Central choroidal thickness (µm) | 320 ± 113 | 320 ± 122 | 320 ± 110 | 0.987 |
| Vortex vein anastomosis ( +) | 292 (99.0%) | 75 (98.7%) | 217 (99.1%) | 0.763 |
| Arm-to-choroid circulation time in ICGA (s) | 17.5 ± 4.7 | 17.1 ± 4.5 | 17.6 ± 4.7 | 0.325 |
| Hypertension ( +) | 140 (47.6%) | 40 (52.6%) | 100 (45.7%) | 0.294 |
| Diabetes mellitus ( +) | 46 (15.7%) | 11 (14.5%) | 35 (16.0%) | 0.755 |
CSC central serous chorioretinopathy; PNV pachychoroid neovasculopathy without polypoidal lesions; PCV polypoidal choroidal vasculopathy (pachychoroid neovasculopathy with polypoidal lesions); ICGA indocyanine green angiography.