| Median | (Q1–Q3) | |
| Follow-up (months) | 31.3 | (17.6 to 60.6) |
| Age (years) | 64 | (58 to 71) |
| Tumour thickness (mm) | 6.1 | (4.7 to 8.8) |
| Visual acuity (Snellen) | 0.3 | (0.05 to 0.8) |
| Gy at tumour margin | 35 | (35 to 40) |
| Isodose (%) | 50 | (50 to 55) |
| N | % | |
| Sex | ||
| Male | 37 | 47.4 |
| Female | 41 | 52.6 |
| Tumour location | ||
| Ciliary body | 3 | 3.8 |
| Midperiphery | 30 | 38.5 |
| Peripapillary | 14 | 17.9 |
| Posterior pole | 31 | 39.7 |
| Laterality | ||
| Right | 47 | 60.3 |
| Left | 31 | 39.7 |
| Gy at tumour margin | ||
| 35 | 47 | 60.3 |
| 40 | 23 | 29.5 |
| 50 | 8 | 10.3 |