Table 2. Risk factors for the growth of iris nevus into melanoma.
Initial | Feature | Hazard ratio | % of patients with tumor growth having this feature | % of patients with no tumor growth having this feature |
---|---|---|---|---|
A | Age ≤40 years | 3 | 48 | 24 |
B | Blood | 9 | 11 | <1 |
C | Clock hour-inferior | 9 | 96 | 71 |
D | Diffuse configuration | 14 | 4 | <1 |
E | Ectropion uveae | 4 | 48 | 18 |
F | Feathery margin | 3 | 52 | 24 |
Adapted from Shields et al.30