Characteristics of 345 UM cases genotyped either before or after RXT
| Variable | n=345 |
| Chromosome 3 classification | D3: 216 (63%) AI: 23 (7%) Loss 3q: 14 (4%) M3: 80 (23%) Unclassifiable: 12 (3%) |
| Genotyping | Successes: 333 (97%) Failures: 12 (3%) |
| Biopsy before/after RXT | Before: 169 (48%) After: 176 (52%) |
| Survival status | Censored: 305 (88%) Metastasis death: 24 (7%) Other causes death: 16 (5%) |
| Follow-up (years) | Min: 0.41 Max: 8 |
AI, allelic imbalance; D3, disomy 3; M3, monosomy 3; RXT, radiotherapy; UM, uveal melanoma.