Study (Reference) | Ethnic group | Gene | Mutation detected | Patients/families tested | Frequency (%) | Detection method |
---|---|---|---|---|---|---|
Yawitch & Van Rensburg 2000 [51] | Black | BRCA1 | N/A | 0/206 | 0 | PTT and SSCP/HA; limited to regions with Afrikaner founder mutations |
Reeves et al., 2004 [7] | White/Ashkenazi Jewish | BRCA1 | c.68_69delAG | 4/18 | 4.4 | PTT and SSCP/HA |
 | White | BRCA1 | c.329dupA | 1/18 | 1.1 |  |
 | White | BRCA1 | c.1008dupA | 1/18 | 1.1 |  |
 | White | BRCA1 | c.1352C > A; p.S451* | 1/18 | 1.1 |  |
 | White/Afrikaner | BRCA1 | c.1374delC | 2/18 | 2.2 |  |
 | White/Afrikaner | BRCA1 | c.2641G > T; p.E881* | 5/18 | 5.6 |  |
 | Indian | BRCA1 | c.4957insC | 1/18 | 1.1 |  |
 | White/Ashkenazi Jewish | BRCA1 | c.5266dupC | 3/18 | 3.3 |  |
Schlebusch et al., 2010 [52] | White/Afrikaner, Ashkenazi Jewish, Black, Indian | BRCA1 | N/A | 26/129 | 20.2 | PTT and SSCP/HA and MLPA |
 |  | BRCA2 | N/A | 43/129 | 33.3 |  |
Sluiter et al., 2011 [9] | White/Afrikaner | BRCA1 + BRCA2 | N/A | 0/36 |  | MLPA |
 | White/Ashkenazi Jewish | BRCA1 | Ex23-24del | 1/30 | 3.3 |  |
 |  | BRCA2 | N/A | 0/30 |  |  |
Van der Merwe et al., 2012 [10] | Coloured | BRCA1 | c. 1504_1508delTTAAA | 1/105 | 1.0 | PTT and SSCP/HA |
 |  | BRCA1 | c. 2641G > T;p. E881* | 1/105 | 1.0 |  |
 |  | BRCA2 | c. 2826_2829delAATT | 1/105 | 1.0 |  |
 |  | BRCA2 | c. 5771_5774delTTCA | 4/105 | 3.8 |  |
 |  | BRCA2 | c. 6448dupTA | 1/105 | 1.0 |  |
 |  | BRCA2 | c. 7934delG | 1/105 | 1.0 |  |
 | Black | BRCA2 | c. 5771_5774delTTCA | 4/16 | 25.0 |  |
Schoeman et al., 2013 [13] | White, Mixed Ancestry, Black | BRCA1 | c. 2641G > T; p. E881* | 7/302 | 2.3 | SSCP/HA |
 |  | BRCA1 | c. 68_69delAG | 2/302 | 0.7 |  |
 |  | BRCA1 | c. 1374delC | 2/302 | 0.7 |  |
 |  | BRCA1 | c. 5266dupC | 1/302 | 0.3 |  |
 |  | BRCA2 | c. 7934delG | 17/302 | 5.6 |  |
 |  | BRCA2 | c. 5771_5774delTTCA | 7/302 | 2.3 |  |
 |  | BRCA1 | N/A | 4/302 | 1.3 | PTT |
 |  | BRCA2 | N/A | 5/302 | 1.7 |  |
 |  | BRCA1 | N/A | 2/302 | 0.7 | Sequencing |
 |  | BRCA2 | N/A | 2/302 | 0.7 | Sequencing |
 |  | BRCA1 | N/A | 18/302 | 6.0 |  |