Table 2.
Influence of subretinal fluid on the OCTA flow signal from the choriocapillaris using spectral domain OCTA compared to swept-
source OCTA
| SD-OCTA % of area (mean ± SD) |
SS-OCTA % of area (mean ± SD) |
p value | |
|---|---|---|---|
| CSC area with SRF | |||
| Decreased flow | 19.7 ± 9.6 | 7.6 ± 6.3 | < 0.01 |
| Increased flow | 1.9 ± 0.7 | 1.0 ± 0.6 | < 0.01 |
| CSC area w/o SRF | |||
| Decreased flow | 2.0 ± 0.9 | 0.3 ± 0.2 | < 0.0001 |
| Increased flow | 5.7 ± 2.7 | 0.4 ± 0.2 | < 0.0001 |
| Controls | |||
| Decreased flow | 2.3 ± 1.0 | 0.1 ± 0.1 | < 0.0001 |
| Increased flow | 1.7 ± 0.7 | 0.1 ± 0.1 | < 0.001 |
Mann–Whitney U test was applied to compare two groups
CSC central serous chorioretinopathy, SRF subretinal fluid, SD-OCTA spectral domain OCTA, SS-OCTA swept-source OCTA, SD standard deviation