Table 2b.

Annual risks for melanoma by age and gene

	BRCA1			BRCA2
Age group	Number of person years	Number of events	Annual risk (%)	Number of person years	Number of events	Annual risk (%)
20–29	1166	0	0.0%	559	0	0
30–39	4218	1	0.02%	2331	1	0.04%
40–49	8318	7	0.08%	4652	4	0.09%
50–59	8594	8	0.09%	5985	11	0.18%
60–69	5174	4	0.08%	4316	2	0.05%
70–79	2042	3	0.15%	1910	3	0.16%