Table 1.
Relative risks for local recurrence associated with patient and clinical factors
| Patient/clinical factors | Total (n = 2,995) | All recurrences (cases = 325)
|
DCIS recurrence (cases = 172)
|
Invasive recurrence (cases = 153)
|
|||
|---|---|---|---|---|---|---|---|
| RR | 95 % CI | RR | 95 % CI | RR | 95 % CI | ||
| Race | |||||||
| White | 2,045 | 1 | Ref | 1 | Ref | 1 | Ref |
| Asian | 360 | 0.9 | 0.6–1.3 | 1.1 | 0.7–1.8 | 0.7 | 0.4–1.2 |
| African-American | 289 | 1.6 | 1.1–2.1 | 1.8 | 1.2–2.7 | 1.3 | 0.8–2.2 |
| Hispanic | 257 | 1.1 | 0.8–1.7 | 1.1 | 0.6–2.0 | 1.2 | 0.7–2.0 |
| Age (years) | |||||||
| <45 | 356 | 2.1 | 1.5–2.8 | 2.0 | 1.3–3.2 | 2.1 | 1.3–3.4 |
| 45–54 | 873 | 1.3 | 1.0–1.7 | 1.1 | 0.7–1.7 | 1.5 | 1.0–2.2 |
| 55–64 | 813 | 1.3 | 1.0–1.7 | 1.3 | 0.9–2.0 | 1.2 | 0.8–1.9 |
| 65+ | 953 | 1 | Ref | 1 | Ref | 1 | Ref |
| Menopausal status | |||||||
| Postmenopausal | 2,065 | 1 | Ref | 1 | Ref | 1 | Ref |
| Pre/perimenopausal | 864 | 1.5 | 1.2–1.9 | 1.5 | 1.1–2.1 | 1.5 | 1.1–2.1 |
| Detection method | |||||||
| Mammography | 2,463 | 1 | Ref | 1 | Ref | 1 | Ref |
| Signs/symptoms | 525 | 1.6 | 1.2–2.0 | 1.2 | 0.8–1.8 | 2.0 | 1.4–2.8 |
Adjusted for health care site, treatment, time since diagnosis
The figures in bold are to allow for ready recognition of statistically significant variables