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Baseline characteristics of each group
| Early | Obvious | Severe | |
|---|---|---|---|
| Age (years) | 63 (57–74) | 65 (48–75) | 74 (63–76) |
| Cumulative dose (g) | 730 (438–949) | 1933 (584–4380) | 1030 (890–1679) |
| Baseline vision | 20/20–20/40 | 20/20–20/60 | 20/100–20/400 |
| Follow-up (months) | 13 (12–56) | 36 (12–56) | 14 (13–36) |
Median (range) reported for age, cumulative dose, and follow-up
