From: Genome-wide search for breast cancer linkage in large Icelandic non-BRCA1/2 families
Number of families | |||||||
---|---|---|---|---|---|---|---|
Group | Total | Number of cases of BC | Cases with age at onset < 50 y | Number of genotyped individuals (affected) | |||
4 | 5 | 6+ | < 4 | 4+ | |||
Iceland* | 9 (12) | 0 (1) | 2 (6) | 7 (5) | 6 (10) | 3 (2) | 102 (60) |
Lund/Oslo | 3 | 3 | 1 | 2 | 31 (14) | ||
Helsinki | 7 | 1 | 4 | 2 | 5 | 2 | 56 (31) |
Oulu | 3 | 1 | 1 | 1 | 3 | 20 (15) | |
Total | 22 | 2 | 7 | 13 | 15 | 7 | 208 (119) |