Table 2 The change in best-corrected visual acuity (BCVA), central retinal thickness, subfoveal choroidal thickness and choroidal vascularity index from baseline to month 3, 6 and 12 for eyes with typical AMD or PCV completing 12-month study.
Typical AMD (n = 47) | Baseline Mean, SD | Month 3 Mean, SD | P value (month 3 vs baseline) | Month 6 Mean, SD | P value (month 6 vs baseline) | Month 12 Mean, SD | P value (month 12 vs baseline) |
---|---|---|---|---|---|---|---|
Best-corrected visual acuity, LogMAR | 0.833, 0.542 | 0.690, 0.501 | <0.01 | 0.666, 0.533 | 0.022 | 0.548, 0.512 | 0.025 |
Central retinal thickness, µm | 438.3, 122.9 | 345.3, 131.7 | <0.001 | 370.8, 126.5 | 0.0072 | 353.3, 136.7 | <0.001 |
Subfoveal choroidal thickness, µm | 226.7, 92.1 | 198.1, 81.4 | <0.001 | 189.8, 85.1 | <0.001 | 184.0, 48.1 | <0.001 |
Choroidal vascular index (CVI), % | 62.3, 2.8 | 63.5, 3.3 | 0.316 | 63.4, 3.5 | 0.222 | 63.5, 3.5 | 0.391 |
Total choroidal area (TCA) | 3.63, 1.09 | 2.81, 0.88 | <0.001 | 2.84,0.86 | <0.001 | 2.86, 0.88 | <0.001 |
Luminal area (LA) | 2.24, 0.67 | 1.76, 0.58 | <0.001 | 1.80, 0.57 | <0.001 | 1.78, 0.56 | <0.001 |
Stromal Area (SA) | 1.40, 0.44 | 1.05, 0.32 | <0.001 | 1.04, 0.31 | <0.001 | 1.09, 0.35 | <0.001 |
Anti-VEGF injections (mean cumulative) | 2.24, 1.10 | 3.11, 1.00 | 4.28, 1.48 | ||||
PCV (n = 51) | |||||||
Best-corrected visual acuity, LogMAR | 0.78, 0.54 | 0.674, 0.586 | 0.422 | 0.683, 0.581 | 0.283 | 0.614, 0.542 | 0.125 |
Central retinal thickness, µm | 472.1, 219.8 | 307.8, 121.4 | <0.001 | 304.8, 110.6 | <0.001 | 317.4, 115.7 | <0.001 |
Subfoveal choroidal thickness, µm | 237.6, 85.6 | 212.5, 84.0 | <0.01 | 208.4, 91.8 | <0.001 | 189.0, 48.5 | <0.001 |
Choroidal vascular index (CVI), % | 61.9, 3.1 | 63.2, 3.1 | 0.100 | 63.0, 3.5 | 0.213 | 62.5, 3.7 | 0.350 |
Total choroidal area (TCA) | 3.71, 1.16 | 3.14, 1.07 | <0.001 | 2.95, 1.00 | <0.001 | 2.99, 0.99 | <0.001 |
Luminal area (LA) | 2.29, 0.70 | 1.99, 0.72 | <0.001 | 1.87, 0.66 | <0.001 | 1.87, 0.68 | <0.001 |
Stromal Area (SA) | 1.42, 0.48 | 1.15, 0.37 | <0.001 | 1.08, 0.36 | <0.001 | 1.12, 0.33 | <0.001 |
Anti-VEGF injections (mean cumulative) | 2.36, 0.87 | 3.34, 1.13 | 3.92, 1.08 | ||||
PDT injections (mean cumulative) | 0.37, 0.53 | 0.46, 0.62 | 0.49, 0.67 |