Table 3 Disease stage wise changes in visual acuity and area involved by type 2 MacTel using Spearman’s correlation test
From: Structural-vascular-functional correlation in type 2 non-proliferative macular telangiectasia
Stage 1 | Stage 2 | Stage 3 | Stage 4 | P value | |
|---|---|---|---|---|---|
No. of visits | 8 | 3 | 19 | 8 | |
logMAR VA | 0.108 ± 0.208 | 0.00 | 0.286 ± 0.233 | 0.299 ± 0.337 | 0.045 |
SCP area (mm2) | 1900 ± 838.3 | 1512 ± 835.7 | 2142 ± 824.3 | 2756 ± 1019 | 0.161 |
DCP area (mm2) | 3547 ± 828.4 | 3946 ± 1393 | 3175 ± 1069 | 2882 ± 445 | 0.477 |
PRL area (mm2) | 3183 ± 1551 | 3557 ± 344 | 4682 ± 1753 | 2693 ± 637.3 | 0.014 |