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Distribution of Retinoblastoma cases by regional states in Ethiopia ,2017–2020 (n = 221)
| Region | Retinoblastoma Cases | Sex | Laterality | |||
|---|---|---|---|---|---|---|
| n | % | M | F | Unilateral | Bilateral | |
| Tigray | 6 | 2.7% | 2 | 4 | 5 | 1 |
| Afar | 1 | 0.5% | 1 | 0 | 1 | 0 |
| Amhara | 44 | 19.9% | 21 | 23 | 33 | 11 |
| Oromia | 86 | 38.9% | 45 | 41 | 77 | 9 |
| Somali | 3 | 1.4% | 2 | 1 | 3 | 0 |
| Benishangul Gumuz | 2 | 0.9% | 1 | 1 | 2 | 0 |
| SNNPR | 32 | 14.5% | 22 | 10 | 24 | 8 |
| Gambella | 7 | 3.2% | 3 | 4 | 6 | 1 |
| Harari | 3 | 1.4% | 1 | 2 | 2 | 1 |
| Addis Ababa city | 37 | 16.7% | 17 | 20 | 32 | 5 |
| Total | 221 | 100.0% | 115 | 106 | 185 | 36 |
