Table 1.
Characteristics of patients and tumors included in this study.
| n = | 677 |
| Mean age at brachytherapy, years (SD) | 62 (14) |
| Sex, n (%) | |
| Female | 363 (54) |
| Male | 314 (46) |
| Tumor eye laterality, n (%) | |
| Right | 321 (47) |
| Left | 356 (53) |
| Mean tumor thickness, mm (SD) | 5.2 (2.5) |
| Mean tumor diameter, mm (SD) | 10.1 (3.8) |
| Mean tumor distance to optic disc, mm (SD) | 4.0 (3.4) |
| AJCC T-category, n (%) | |
| 1 | 302 (45) |
| 2 | 265 (39) |
| 3 | 92 (14) |
| 4 | 18 (3) |
| AJCC stage, n (%) | |
| 1 | 302 (45) |
| 2a | 265 (39) |
| 2b | 92 (14) |
| 3a | 18 (3) |
| 3b | 0 (0) |
| 3c | 0 (0) |
| 4 | 0 (0) |
| Radiation dose, mean (SD) | |
| At tumor apex | 93.9 Gy (18.5) |
| At scleral surface | 633.6 Gy (371.6) |
| TTT, n (%) | 3 (0.4) |
| Median follow-up, years (SD, min–max) | 25.4 years (5.2, 20.4–40.1) |
SD, standard deviation; AJCC, American Joint Committee on Cancer; Gy, Gray; TTT, transpupillary thermotherapy given prior to or at the time of brachytherapy.