Table 2

Significant chromosomal regions between BRCA1 and control tumors

Percentage of tumors from BRCA1 and control tumors with loss or gain of chromosome arms. Only chromosome arms with a significant difference (χ2, not corrected for multiple sampling, P < 0.05) between the groups are listed.

LossBRCA1 (%)Control (%)PGainBRCA1 (%)Control (%)P
3p61310.0143q79260.000
4p64380.0327p39120.008
5q82400.0018q96670.003
12q54260.02010p46140.003
16p32120.03812p46170.007
18q54260.02016p11310.048
17q29520.049