Table 7.
Distribution of malignant intraocular tumors according to frequency, age, sex, laterality, and duration of symptoms (Philippine Eye Research Institute from 2003 to 2012)
| Tumor | Number (%) N=373 |
Mean age in years (SD) | Sex ratio (M:F) | Mean duration of symptoms in months (SD) | Laterality (%) Right (R) Left (L) Bilateral (B) |
|---|---|---|---|---|---|
| Retinoblastoma | 339 (90.9) | 2.45 (1.86) | 1.1:1 | 10.61 (11.34) | R 38.8 L 38.2 B 23.0 |
| Uveal melanoma | 30 (8.0) | 48.37 (13.86) | 1:1.4 | 14.74 (23.09) | R 44.8 L 55.2 |
| Metastatic carcinoma | 4 (1.1) | 52.33 (19.14) | 1:1 | 4.67 (2.08) | R 75.0 L 25.0 |
Abbreviation: SD, standard deviation.