Table 1 Available data in GENESIS per type of participant
From: GENESIS: a French national resource to study the missing heritability of breast cancer
Type of participant | Signed consent form | Completed questionnaire | Blood sample | At least one mammogram performeda | At least one mammogram collected |
|---|---|---|---|---|---|
| Â | N | N (%) | N (%) | N | N (%) |
Index case | 1721 | 1682 (98Â %) | 1695 (98Â %) | 1721 | 1169 (68Â %) |
Affected sister | 826 | 807 (98Â %) | 805 (97Â %) | 826 | 546 (66Â %) |
Unaffected sister | 599 | 592 (99Â %) | 582 (97Â %) | 589 | 493 (84Â %) |
Control | 1419 | 1411 (99Â %) | 1360 (96Â %) | 1322 | 1201 (91Â %) |
Total | 4565 | 4492 (98Â %) | 4442 (97Â %) | 4458 | 3409 (76Â %) |