Table 2 Differences between means for ocular biomarkers in both the healthy and the CI nonagenarian groups
From: Ocular biomarkers for cognitive impairment in nonagenarians; a prospective cross-sectional study
| Healthy nonagenarians | CI nonagenarians | SE | p-value | |
|---|---|---|---|---|
| Macular retinal layer thickness: | ||||
| Total RT inner ring (μm) | 323.5 | 317.3 | 5.0 | 0.218 |
| Total RT outer ring (μm) | 282.2 | 276.1 | 4.0 | 0.133 |
| RNFL inner ring (μm) | 23.0 | 22.2 | 0.8 | 0.353 |
| RNFL outer ring (μm) | 36.4 | 35.5 | 1.4 | 0.518 |
| GCL inner ring (μm) | 43.9 | 42.9 | 1.6 | 0.550 |
| GCL outer ring (μm) | 30.0 | 29.9 | 1.1 | 0.940 |
| IPL inner ring (μm) | 36.6 | 35.5 | 1.0 | 0.275 |
| IPL outer ring (μm) | 25.5 | 24.9 | 0.8 | 0.449 |
| Peripapillary RNFL: | ||||
| Average (μm) | 88.3 | 89.1 | 2.7 | 0.762 |
| Nasal superior (μm) | 90.6 | 96.6 | 4.9 | 0.229 |
| Nasal (μm) | 67.1 | 69.9 | 3.5 | 0.428 |
| Nasal inferior (μm) | 101.9 | 102.3 | 5.3 | 0.940 |
| Temporal inferior (μm) | 123.0 | 122.1 | 5.2 | 0.868 |
| Temporal (μm) | 69.1 | 66.9 | 3.2 | 0.471 |
| Temporal superior (μm) | 118.9 | 118.0 | 4.5 | 0.854 |
| Retinal vascular parameters: | ||||
| CRAE | 123.6 | 120.3 | 2.3 | 0.156 |
| CRVE | 184.3 | 179.7 | 4.6 | 0.325 |
| AVR | 0.676 | 0.673 | 0.014 | 0.818 |
| FDa | 1.152 | 1.152 | 0.011 | 0.977 |
| FDv | 1.137 | 1.137 | 0.011 | 0.987 |
| cTORTaa | −9.75 | −9.80 | 0.062 | 0.407 |
| cTORTva | −9.73 | −9.69 | 0.054 | 0.472 |
