The 95% confidence intervals and p values for the amplitudes and implicit times in the photopic and scotopic 30 Hz flicker ERG for the patients who developed rubeosis and for those that did not
| Rubeotic | Non-rubeotic | p Value | |
| Photopic implicit times (ms) | 36.8–39.4 | 29.7–32.0 | 0.0000000004 |
| Photopic amplitudes (μV) | 12.6–33.0 | 21.4–33.1 | 0.29 |
| Scotopic implicit times (ms) | 39.5–41.6 | 33.5–35.8 | 0.000000015 |
| Scotopic amplitudes (μV) | 15.4–32.0 | 28.0–46.9 | 0.06 |