From: Modeling the effect of age in T1-2 breast cancer using the SEER database
Overall mortality | Breast cancer specific mortality | |||
---|---|---|---|---|
N0 | N+ | N0 | N+ | |
SEER central area | 1.00 (0.95–1.05) | 0.93 (0.87–0.98) | 1.03 (0.94–1.13) | 0.92 (0.86–0.99) |
SEER western area | 0.92 (0.88–0.97) | 0.87 (0.82–0.92) | 0.82 (0.75–0.90) | 0.86 (0.80–0.91) |
Race black | 1.38 (1.27–1.49) | 1.42 (1.31–1.52) | 1.37 (1.21–1.55) | 1.44 (1.31–1.57) |
Married | 0.75 (0.72–0.78) | 0.82 (0.78–0.86) | 0.88 (0.81–0.95) | 0.91 (0.86–0.97) |
Inner quadrant | 1.09 (1.04–1.15) | 1.16 (1.08–1.24) | 1.32 (1.21–1.44) | 1.3 (1.19–1.41) |
Ductal histology | 1.14 (1.09–1.2) | 1.11 (1.04–1.17) | 1.44 (1.31–1.58) | 1.12 (1.05–1.21) |
ER negative | 1.39 (1.28–1.5) | 1.52 (1.41–1.64) | 1.58 (1.4–1.78) | 1.58 (1.44–1.73) |
PR negative | 1.11 (1.03–1.18) | 1.27 (1.18–1.36) | 1.36 (1.21–1.52) | 1.39 (1.28–1.52) |
Grade 3–4 | 1.23 (1.17–1.29) | 1.34 (1.28–1.41) | 1.6 (1.48–1.73) | 1.48 (1.39–1.57) |
BCS | 1.12 (1.02–1.24) | 0.96 (0.86–1.07) | 1.01 (0.84–1.20) | 0.98 (0.86–1.12) |
Radiotherapy | 1.12 (0.96–1.29) | 0.89 (0.83–0.95) | 1.31 (1.08–1.6) | 0.91 (0.84–0.99) |
BCSxRT | 0.61 (0.51–0.73) | 0.92 (0.8–1.06) | 0.63 (0.48–0.82) | 0.88 (0.74–1.04) |
Year Diagnosis (continuous, year) | 0.98 (0.97–0.99) | 0.96 (0.95–0.97) | 0.92 (0.91–0.94) | 0.94 (0.93–0.95) |
Age at Diagnosis (continuous, year) | 1.05 (1.05–1.05) | 1.02 (1.02–1.03) | 1.00 (1.00–1.01) | 1.00 (1.00–1.01) |
Tumor size (continuous, mm) | 1.03 (1.03–1.03) | 1.02 (1.02–1.02) | 1.05 (1.04–1.05) | 1.02 (1.02–1.03) |
Number positive nodes (continuous, n) | (-) | 1.07 (1.07–1.08) | (-) | 1.09 (1.08–1.09) |
Number nodes examined (continuous, n) | 0.99 (0.99–0.99) | 0.98 (0.97–0.98) | 0.99 (0.99–1.00) | 0.97 (0.96–0.97) |