Table 3.
Comparison of OCT parameters and IOP between control group and the patients with thyroid-associated ophthalmopathy based on Hertel exophthalmometer values.
| Parameters | Control | Group 1 (n = 33) | P | Group 2 (n = 10) | P | Group 3 (n = 4) | P |
|---|---|---|---|---|---|---|---|
| IOP (mmHg) | 12.9 ± 1.9 | 15.1 ± 2.4 | 0.000∗ | 16.3 ± 2.0 | 0.000∗ | 17.0 ± 4.5 | 0.000∗ |
| Mean macula thickness (µm) | 246.6 ± 31.8 | 239.5 ± 32.9 | 0.019∗ | 240.8 ± 30.1 | >0.05 | 246.9 ± 26.7 | >0.05 |
| Central macula thickness (µm) | 203.6 ± 29.1 | 184.5 ± 25.5 | 0.002∗ | 193.4 ± 18.7 | >0.05 | 202.7 ± 12.1 | >0.05 |
| C/D ratio (vertical) | 0.39 ± 0.15 | 0.47 ± 0.15 | 0.013∗ | 0.33 ± 0.18 | >0.05 | 0.43 ± 0.10 | >0.05 |
| Disc area (mm2) | 2.31 ± 0.34 | 2.66 ± 0.48 | 0.000∗ | 2.15 ± 0.53 | >0.05 | 2.57 ± 0.14 | >0.05 |
| Rim area (mm2) | 1.81 ± 0.43 | 1.83 ± 0.61 | >0.05 | 1.49 ± 0.52 | 0.036∗ | 2.00 ± 0.22 | >0.05 |
| C/D ratio | 0.21 ± 0.13 | 0.31 ± 0.17 | 0.003∗ | 0.24 ± 0.16 | >0.05 | 0.21 ± 0.09 | >0.05 |
Data is demonstrated as mean ± standard deviation.
Group 1: measurement of exophthalmometer between 21 and 23 mm; Group 2: >23 mm; Group 3: those with a difference of more than 2 mm between the eyes.
IOP: intraocular pressure.
∗Statistical significance.