Table 1.
Diurnal variation of select AS-OCT parameter measurements in the light. Mean AM and PM measurement values shown with standard deviations. P-values derived from Wilcoxan rank-sum test. ICC values shown with 95% confidence intervals. PD, pupillary diameter. IA, iris area. IC, iris curvature. ACD, anterior chamber depth. LV, lens vault. ACW, anterior chamber width. ACA, anterior chamber area. AOD500/750, angle opening distance at 500/750um. TISA500/750, trabecular iris space area at 500/750um. SSAngle750, scleral spur angle at 500/750um.
| AM | PM | P-value | ICC | |
|---|---|---|---|---|
| PD (mm) | 5.77 ± 1.04 | 5.73 ± 1.00 | 0.89 | 0.98 (0.95–0.99) |
| IA (mm2) | 1.47 ± 0.22 | 1.45 ± 0.24 | 0.76 | 0.91 (0.83–0.95) |
| IC (mm) | 0.09 ± 0.10 | 0.07 ± 0.11 | 0.39 | 0.81 (0.65–0.90) |
| ACD (mm) | 3.14 ± 0.27 | 3.13 ± 0.25 | 0.96 | 0.98 (0.96–0.99) |
| LV (mm) | 0.09 ± 0.22 | 0.11 ± 0.23 | 0.92 | 0.96 (0.92–0.98) |
| ACW (mm) | 12.07 ± 0.47 | 12.08 ± 0.47 | 0.90 | 0.99 (0.98–0.99) |
| ACA (mm2) | 25.29 ± 3.52 | 25.35 ± 3.40 | 0.88 | 0.99 (0.99–1.00) |
| AOD500 (mm) | 0.45 ± 0.14 | 0.46 ± 0.15 | 0.66 | 0.94 (0.88–0.97) |
| AOD750 (mm) | 0.62 ± 0.18 | 0.64 ± 0.20 | 0.78 | 0.94 (0.88–0.97) |
| ARA500 (mm2) | 0.17 ± 0.07 | 0.17 ± 0.07 | 0.79 | 0.96 (0.92–0.98) |
| ARA750 (mm2) | 0.30 ± 0.11 | 0.31 ± 0.12 | 0.61 | 0.95 (0.91–0.98) |
| TISA500 (mm2) | 0.16 ± 0.06 | 0.16 ± 0.06 | 0.73 | 0.95 (0.90–0.97) |
| TISA750 (mm2) | 0.29 ± 0.10 | 0.29 ± 0.10 | 0.60 | 0.95 (0.90–0.97) |
| TIA500 (degrees) | 38.16 ± 8.02 | 38.58 ± 9.01 | 0.69 | 0.89 (0.80–0.94) |
| TIA750 (degrees) | 37.14 ± 7.70 | 37.51 ± 8.44 | 0.87 | 0.92 (0.85–0.96) |