Table 1

Population and estimated BRCA carrier distribution by four London areas A, B, C and D

London area	Total general population	Total AJ population	Total estimated BRCA carriers general population	Total estimated BRCA carriers AJ population	Detectable BRCA carriers general population	Detectable BRCA carriers AJ population
A	4 545 545	60 135	30 773	1570	15 387	691
B	4 467 689	110 796	30 246	2892	15 123	1272
C	3 825 404	9170	25 898	239	12 949	105
D	3 666 973	10 896	24 825	284	12 413	125
Total	16 505 611	190 997	111 742	4985	55 872	2193