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| Right CDR | Left CDR | |
|---|---|---|
| Number of measurements | 1850 | 1852 |
| Mean | 0.34 | 0.34 |
| Median | 0.3 | 0.3 |
| 97.5th centile | 0.64 | 0.66 |
| 99.5th centile | 0.79 | 0.82 |
CDR, cup:disc ratio.
*Defined as those with available vertical CDR data and excluding eyes with definitive glaucomatous field defect.
