| subject | age (years) | etiology of blindness | level of visual function |
| 1 | 22 | retinopathy of prematurity | residual (light perception) |
| 2 | 19 | Peters anomaly; bilateral retinal detachment; end stage glaucoma | profound (no light perception) |
| 3 | 19 | retinopathy of prematurity | residual (light perception) |
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