Table 2.
Clinical features and outcome of eye with retinoblastoma in both proband and nonproband groups.
| Proband | Nonproband | p value | ||||
|---|---|---|---|---|---|---|
| Presenting symptom | Leukocoria | 15 | 83% | 10 | 38% | 0.1 |
| Squint | 2 | 11% | 6 | 23% | ||
| Screening | 0 | 0% | 10 | 38% | ||
|
| ||||||
| IIRC group at diagnosis | A | 0 | 0% | 12 | 27% | 0.0001 |
| B | 1 | 3% | 14 | 30% | ||
| C | 4 | 13% | 7 | 16% | ||
| D | 20 | 65% | 8 | 17% | ||
| E | 6 | 19% | 4 | 9% | ||
|
| ||||||
| Eye salvage rate∗∗ | Yes | 14 | 45% | 36 | 80% | |
| No | 17 | 55% | 9 | 20% | ||
|
| ||||||
| BCVA | Less than 0.5 | 6 | 18% | 5 | 20% | |
| Better than 0.5 | 8 | 26% | 13 | 50% | ||
IIRC: International Intraocular Retinoblastoma Classification; BCVA: best-corrected visual acuity at the last date of follow-up per eye.
∗∗Eye salvage rate per eye.