Visual acuity subgroup | Normal | Mild visual impairment | Moderate visual impairment | P value |
---|---|---|---|---|
CRT (μm) | 237 ± 49 | 216 ± 40 | 173 ± 101 | 0.008 |
PROS (μm) | 52 ± 9 | 38 ± 10 | 34 ± 9 | 0.001 |
FOSPET (μm) | 79 ± 11 | 63 ± 12 | 61 ± 10 | 0.001 |
FPR | 1.53 ± 0.13 | 1.65 ± 0.19 | 1.90 ± 0.23 | < 0.001 |