Table 1 Clinical characteristics of RB patients
Characteristics | Value |
|---|---|
Gender (n) | 373 |
Boy/Girl | 202/171 |
Age at diagnosis, n (%) | 373 (100.0) |
< 6 months | 180 (48.3) |
> 6 months | 193 (51.7) |
Presenting signs, n (%) | 373 (100.0) |
Leukocoria | 277 (74.1) |
Strabismus | 26 (7.0) |
Infections of the eyeball | 23 (6.1) |
Physical examination | 27 (7.2) |
Proptosis | 5 (1.3) |
Ocular motility disorder | 5 (1.3) |
Conjunctival hyperemia | 7 (1.9) |
Other | 1 (0.3) |
Family history, n (%) | 373 (100.0) |
RB related | 17 (4.6) |
Other tumor related | 1 (0.3) |
No | 355 (94.9) |
Eye affected | 373 (100.0) |
Left eye | 80 (21.4) |
Bilateral eye | 211 (56.6) |
Right eye | 82 (22.0) |
Clinical stages | |
Left eye | 291 (100.0) |
Group A | 12 (4.1) |
Group B | 40 (13.7) |
Group C | 20 (6.9) |
Group D | 121 (41.6) |
Group E | 91 (31.3) |
Extraocular disease stage | 5 (17.2) |
Eyeball atrophy or spontaneous regression | 1 (0.3) |
Unclear | 1 (0.3) |
Right eye | 293 (100.0) |
Group A | 16 (5.5) |
Group B | 37 (12.6) |
Group C | 23 (7.9) |
Group D | 136 (46.4) |
Group E | 77 (26.3) |
Extraocular disease stage | 3 (1.0) |
Unclear | 1 (0.3) |