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Top 5 Genes Overall and by Region in 2022
| ALL (30 Sites) | United States (21 Sites) | BRAZIL (2 Sites) | EUROPE (6 Sites) |
|---|---|---|---|
| N = 33,834 | N = 13,445 | N = 3,573 | N = 14,720 |
| ABCA4 (17%) | ABCA4 (16%) | ABCA4 (21%) | ABCA4 (18%) |
| USH2A (9%) | USH2A (9%) | USH2A (8%) | USH2A (9%) |
| RPGR (6%) | RPGR (7%) | RHO (4%) | RPGR (5%) |
| PRPH2 (5%) | PRPH2 (5%) | EYS (4%) | PRPH2 (5%) |
| RHO (4%) | RHO (5%) | RPGR (4%) | RHO (4%) |
