Table 4 Comparison of AV VD of CAS group A versus CAS group B patients. Patients with CAS 0–2 were categorized as group A and scored three or more as group B. (AV: all vessels; VD: vessel density; SD: Standard Deviation; TED: thyroid eye disease; CAS: Clinical Activity Score)
CAS group A (n:18) Mean ± SD (Range) | CAS group B (n:11) Mean ± SD (Range) | P Value | |
|---|---|---|---|
Whole image AV VD | 57.45 ± 1.33 (55.10–60.10) | 54.83 ± 3.07 (46.70–59.50) | 0.005 |
Inside disc AV VD | 59.20 ± 2.81 (55.20–64.40) | 56.33 ± 5.59 (45.50–67.80) | 0.087 |
Whole peripapillary AV VD | 60.31 ± 1.25 (57.60–62) | 57.33 ± 4.08 (45.70–61.10) | 0.010 |
Peripapillary superior hemifield AV VD | 60.86 ± 1.30 (57.90–62.80) | 58.10 ± 4.03 (46.70–61.60) | 0.016 |
Peripapillary inferior hemifield AV VD | 59.70 ± 1.66 (56.80–62.30) | 56.49 ± 4.21 (44.70–60.60) | 0.010 |
Grid based superotemporal AV VD | 58.57 ± 3.27 (49.80–63.30) | 57.05 ± 5.77 (44.00–64.60) | 0.375 |
Grid based temporal AV VD | 56.90 ± 3.17 (52.60–62.60) | 56.21 ± 4.31 (46.40–61.70) | 0.623 |
Grid based inferotemporal AV VD | 58.91 ± 3.46 (50.70–62.70) | 57.84 ± 5.46 (45.60–66.30) | 0.523 |
Grid based superior AV VD | 57.89 ± 5.82 (43–63) | 55.80 ± 4.41 (47.30–61.70) | 0.306 |
Grid based central AV VD | 60.40 ± 2.51 (56.10–65.50) | 58.52 ± 5.29 (50.30–67.40) | 0.272 |
Grid based inferior AV VD | 61.81 ± 2.37 (57.80–65.30) | 61.61 ± 3.87 (54.30–66.10) | 0.875 |
Grid based superonasal AV VD | 52.01 ± 5.03 (40.60–61.60) | 49.45 ± 5.13 (38.90–57.60) | 0.193 |
Grid based nasal AV VD | 55.06 ± 3.06 (48.90–59.80) | 50.35 ± 4.50 (42.40–57.10) | 0.002 |
Grid based inferonasal AV VD | 50.97 ± 4.32 (43.20–60.10) | 46.77 ± 4.06 (38.60–52.10) | 0.014 |