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The distribution of age and family history of breast cancer.
| Cases | Controls | All | Cases | Controls | All | ||
|---|---|---|---|---|---|---|---|
| Age Group | Family History | ||||||
| <50 | 81 (22.4%) | 58 (15.4%) | 139 (18.8%) | Yes | 164 (45.3%) | 127 (33.7%) | 291 (39.4%) |
| 50–65 | 123 (34.0%) | 168 (44.6%) | 291 (39.4%) | No | 188 (51.9%) | 236 (62.6%) | 424 (57.4%) |
| >65 | 158 (43.6%) | 151(40.0%) | 309 (41.8%) | N/A | 10 (2.8%) | 14 (3.7%) | 24 (3.2%) |
